Added PCCB configuration

Added support for PCCB
Moves stepper driver support into a separate folder

20 files changed, 481 insertions, 56 deletions

diff --git a/.cproject b/.cproject
index a08d73f1..7d14e854 100644
--- a/.cproject
+++ b/.cproject
@@ -110,7 +110,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/Alligator|src/Duet/Lwip/lwip/src/core/ipv6|src/Duet/Lwip/lwip/test|src/SAME70_TEST|src/Display|src/Networking|src/DuetNG|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/Alligator|src/Duet/Lwip/lwip/src/core/ipv6|src/Duet/Lwip/lwip/test|src/SAME70_TEST|src/Display|src/Networking|src/DuetNG|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
@@ -220,7 +220,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/Networking|src/Alligator|src/SAME70_TEST|src/Display|src/Duet|src/DuetNG|src/DuetM" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/Alligator|src/SAME70_TEST|src/Display|src/Duet|src/Networking|src/DuetNG|src/DuetM" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
@@ -341,7 +341,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/Networking|src/Duet/Lwip/lwip/src/core/ipv6|src/Networking|src/DuetNG|src/Alligator/Lwip/lwip/src/include/ipv6|src/Alligator/Lwip/lwip/test|src/Duet/MCP4461|src/Duet/Lwip/lwip/test|src/SAME70_TEST|src/Display|src/DuetM|src/Alligator/Lwip/lwip/src/core/ipv6|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/Duet/Lwip/lwip/src/core/ipv6|src/Duet/Lwip/lwip/test|src/SAME70_TEST|src/Display|src/Networking|src/DuetNG|src/Alligator/Lwip/lwip/src/include/ipv6|src/Alligator/Lwip/lwip/test|src/DuetM|src/Duet/MCP4461|src/Alligator/Lwip/lwip/src/core/ipv6|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
@@ -461,7 +461,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/Networking/LwipEthernet|src/Alligator|src/SAME70_TEST|src/Display|src/Duet|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/Alligator|src/SAME70_TEST|src/Display|src/Duet|src/Networking/LwipEthernet|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
@@ -581,7 +581,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/DuetNG|src/Networking/ESP8266WiFi|src/Networking/LwipEthernet|src/Alligator|src/SAME70_TEST|src/Duet|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/Alligator|src/SAME70_TEST|src/Duet|src/Networking/ESP8266WiFi|src/Networking/LwipEthernet|src/DuetNG|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
@@ -715,7 +715,126 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src/Networking/W5500Ethernet|src/DuetNG/DuetWiFi|src/Duet|src/DuetNG/DuetEthernet/Wiznet/Internet/SNTP|src/DuetNG|src/Networking/LwipEthernet/Lwip/test|src/DuetNG/DuetEthernet/Wiznet/Internet/DNS|src/DuetNG/DuetEthernet/Wiznet/Application|src/DuetNG/DuetEthernet/Wiznet/Internet/MQTT|src/Alligator|src/Display|src/Networking/LwipEthernet/Lwip/src/apps/mqtt|src/Networking/LwipEthernet/Lwip/doc|src/DuetNG/DuetEthernet/Wiznet/Internet/TFTP|src/DuetNG/DuetEthernet/Ethernet3|src/Networking/LwipEthernet/Lwip/src/apps/snmp|src/Networking/LwipEthernet/Lwip/src/apps/httpd|src/DuetNG/DuetEthernet/Wiznet/Internet/FTPServer|src/DuetNG/DuetEthernet/Ethernet3/examples|src/Networking/LwipEthernet/Lwip/src/apps/tftp|src/Networking/LwipEthernet/Lwip/src/netif/ppp|src/Networking/LwipEthernet/Lwip/src/apps/lwiperf|src/DuetNG/DuetEthernet/Wiznet/Internet/FTPClient|src/Networking/LwipEthernet/Lwip/src/apps/sntp|src/DuetNG/DuetEthernet/Wiznet/Internet/httpServer|src/DuetNG/DuetEthernet/Wiznet/Internet/SNMP|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="src/Pccb|src/DuetNG/DuetWiFi|src/Duet|src/DuetNG/DuetEthernet/Wiznet/Internet/SNTP|src/DuetNG|src/Networking/LwipEthernet/Lwip/test|src/DuetNG/DuetEthernet/Wiznet/Internet/DNS|src/DuetNG/DuetEthernet/Wiznet/Application|src/Networking/W5500Ethernet|src/DuetNG/DuetEthernet/Wiznet/Internet/MQTT|src/Alligator|src/Display|src/Networking/LwipEthernet/Lwip/src/apps/mqtt|src/Networking/LwipEthernet/Lwip/doc|src/DuetNG/DuetEthernet/Wiznet/Internet/TFTP|src/DuetNG/DuetEthernet/Ethernet3|src/Networking/LwipEthernet/Lwip/src/apps/snmp|src/Networking/LwipEthernet/Lwip/src/apps/httpd|src/DuetNG/DuetEthernet/Wiznet/Internet/FTPServer|src/DuetNG/DuetEthernet/Ethernet3/examples|src/Networking/LwipEthernet/Lwip/src/apps/tftp|src/Networking/LwipEthernet/Lwip/src/netif/ppp|src/Networking/LwipEthernet/Lwip/src/apps/lwiperf|src/DuetNG/DuetEthernet/Wiznet/Internet/FTPClient|src/Networking/LwipEthernet/Lwip/src/apps/sntp|src/DuetNG/DuetEthernet/Wiznet/Internet/httpServer|src/DuetNG/DuetEthernet/Wiznet/Internet/SNMP|src/DuetM|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+					</sourceEntries>
+				</configuration>
+			</storageModule>
+			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
+		</cconfiguration>
+		<cconfiguration id="cdt.managedbuild.config.gnu.cross.exe.release.516195201.976458850.241502451.170574622.649587786.1798324396">
+			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="cdt.managedbuild.config.gnu.cross.exe.release.516195201.976458850.241502451.170574622.649587786.1798324396" moduleId="org.eclipse.cdt.core.settings" name="PCCB">
+				<macros>
+					<stringMacro name="LinkFlags2" type="VALUE_TEXT" value="-Wl,--end-group -lm"/>
+					<stringMacro name="LinkFlags1" type="VALUE_TEXT" value="-mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--entry=Reset_Handler -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -Wl,--warn-unresolved-symbols -Wl,--start-group"/>
+					<stringMacro name="CoreName" type="VALUE_TEXT" value="CoreNG"/>
+					<stringMacro name="GccPath" type="VALUE_TEXT" value="C:\Program Files (x86)\GNU Tools ARM Embedded\7 2018-q2-update\bin"/>
+				</macros>
+				<externalSettings/>
+				<extensions>
+					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
+					<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+				</extensions>
+			</storageModule>
+			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
+				<configuration artifactExtension="elf" artifactName="PccbFirmware" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.release" cleanCommand="rm -rf" description="" id="cdt.managedbuild.config.gnu.cross.exe.release.516195201.976458850.241502451.170574622.649587786.1798324396" name="PCCB" parent="cdt.managedbuild.config.gnu.cross.exe.release" postannouncebuildStep="Generating binary file" postbuildStep="arm-none-eabi-objcopy -O binary ${workspace_loc:/${ProjName}/${ConfigName}}/${BuildArtifactFileBaseName}.elf ${workspace_loc:/${ProjName}/${ConfigName}}/${BuildArtifactFileBaseName}.bin">
+					<folderInfo id="cdt.managedbuild.config.gnu.cross.exe.release.516195201.976458850.241502451.170574622.649587786.1798324396." name="/" resourcePath="">
+						<toolChain id="cdt.managedbuild.toolchain.gnu.cross.exe.release.1017317107" name="Cross GCC" superClass="cdt.managedbuild.toolchain.gnu.cross.exe.release">
+							<option id="cdt.managedbuild.option.gnu.cross.path.1932906636" name="Path" superClass="cdt.managedbuild.option.gnu.cross.path" useByScannerDiscovery="false" value="${GccPath}" valueType="string"/>
+							<option id="cdt.managedbuild.option.gnu.cross.prefix.1572241044" name="Prefix" superClass="cdt.managedbuild.option.gnu.cross.prefix" useByScannerDiscovery="false" value="arm-none-eabi-" valueType="string"/>
+							<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="cdt.managedbuild.targetPlatform.gnu.cross.185324036" isAbstract="false" osList="all" superClass="cdt.managedbuild.targetPlatform.gnu.cross"/>
+							<builder buildPath="${workspace_loc:/RepRapFirmware}/Release" id="cdt.managedbuild.builder.gnu.cross.1082169056" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="cdt.managedbuild.builder.gnu.cross"/>
+							<tool id="cdt.managedbuild.tool.gnu.cross.assembler.1148717304" name="Cross GCC Assembler" superClass="cdt.managedbuild.tool.gnu.cross.assembler">
+								<inputType id="cdt.managedbuild.tool.gnu.assembler.input.2143813580" superClass="cdt.managedbuild.tool.gnu.assembler.input"/>
+							</tool>
+							<tool commandLinePattern="${COMMAND} ${FLAGS} ${OUTPUT_FLAG} ${OUTPUT_PREFIX}${OUTPUT} ${INPUTS}" id="cdt.managedbuild.tool.gnu.cross.c.compiler.1981974117" name="Cross GCC Compiler" superClass="cdt.managedbuild.tool.gnu.cross.c.compiler">
+								<option defaultValue="gnu.c.optimization.level.most" id="gnu.c.compiler.option.optimization.level.1510743318" name="Optimization Level" superClass="gnu.c.compiler.option.optimization.level" useByScannerDiscovery="false" value="gnu.c.optimization.level.more" valueType="enumerated"/>
+								<option id="gnu.c.compiler.option.debugging.level.1424949241" name="Debug Level" superClass="gnu.c.compiler.option.debugging.level" useByScannerDiscovery="false" value="gnu.c.debugging.level.none" valueType="enumerated"/>
+								<option id="gnu.c.compiler.option.misc.verbose.623464210" name="Verbose (-v)" superClass="gnu.c.compiler.option.misc.verbose" useByScannerDiscovery="false" value="false" valueType="boolean"/>
+								<option id="gnu.c.compiler.option.misc.other.1167454821" name="Other flags" superClass="gnu.c.compiler.option.misc.other" useByScannerDiscovery="false" value="-c -std=gnu99 -mcpu=cortex-m4 -mthumb -ffunction-sections -fdata-sections -nostdlib -Wdouble-promotion -fsingle-precision-constant &quot;-Wa,-ahl=$*.s&quot;" valueType="string"/>
+								<option id="gnu.c.compiler.option.include.paths.531615654" name="Include paths (-I)" superClass="gnu.c.compiler.option.include.paths" useByScannerDiscovery="false" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/cores/arduino}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/libraries/Storage}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/common/utils}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/common/services/ioport}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/drivers}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/cmsis/sam4s/include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/header_files}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/preprocessor}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/thirdparty/CMSIS/Include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/variants/sam4s}&quot;"/>
+								</option>
+								<option id="gnu.c.compiler.option.preprocessor.def.symbols.507583566" name="Defined symbols (-D)" superClass="gnu.c.compiler.option.preprocessor.def.symbols" useByScannerDiscovery="false" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="__SAM4S8C__"/>
+									<listOptionValue builtIn="false" value="RTOS"/>
+									<listOptionValue builtIn="false" value="PCCB"/>
+								</option>
+								<inputType id="cdt.managedbuild.tool.gnu.c.compiler.input.562849016" superClass="cdt.managedbuild.tool.gnu.c.compiler.input"/>
+							</tool>
+							<tool id="cdt.managedbuild.tool.gnu.cross.c.linker.1448735774" name="Cross GCC Linker" superClass="cdt.managedbuild.tool.gnu.cross.c.linker"/>
+							<tool id="cdt.managedbuild.tool.gnu.cross.archiver.886333230" name="Cross GCC Archiver" superClass="cdt.managedbuild.tool.gnu.cross.archiver"/>
+							<tool command="gcc" commandLinePattern="${COMMAND} ${FLAGS} ${OUTPUT_FLAG} ${OUTPUT_PREFIX}${OUTPUT} ${LinkFlags1} &quot;${workspace_loc}/${CoreName}/SAM4S_RTOS/cores/arduino/syscalls.o&quot; ${INPUTS} ${LinkFlags2}" id="cdt.managedbuild.tool.gnu.cross.cpp.linker.687537254" name="Cross G++ Linker" superClass="cdt.managedbuild.tool.gnu.cross.cpp.linker">
+								<option id="gnu.cpp.link.option.nostdlibs.1719677032" name="No startup or default libs (-nostdlib)" superClass="gnu.cpp.link.option.nostdlibs" useByScannerDiscovery="false" value="false" valueType="boolean"/>
+								<option id="gnu.cpp.link.option.paths.2028936348" name="Library search path (-L)" superClass="gnu.cpp.link.option.paths" useByScannerDiscovery="false" valueType="libPaths">
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/SAM4S_RTOS/}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/FreeRTOS/SAM4S}&quot;"/>
+								</option>
+								<option id="gnu.cpp.link.option.libs.1421214818" name="Libraries (-l)" superClass="gnu.cpp.link.option.libs" useByScannerDiscovery="false" valueType="libs">
+									<listOptionValue builtIn="false" value="${CoreName}"/>
+									<listOptionValue builtIn="false" value="FreeRTOS"/>
+								</option>
+								<option id="gnu.cpp.link.option.flags.633609481" name="Linker flags" superClass="gnu.cpp.link.option.flags" useByScannerDiscovery="false" value="-Os --specs=nano.specs -Wl,--gc-sections -Wl,--fatal-warnings -mcpu=cortex-m4 -T${workspace_loc:/${CoreName}/variants/sam4s/linker_scripts/gcc/flash.ld} -Wl,-Map,${workspace_loc:/${ProjName}/${ConfigName}}/${BuildArtifactFileBaseName}.map" valueType="string"/>
+								<inputType id="cdt.managedbuild.tool.gnu.cpp.linker.input.96746585" superClass="cdt.managedbuild.tool.gnu.cpp.linker.input">
+									<additionalInput kind="additionalinputdependency" paths="$(USER_OBJS)"/>
+									<additionalInput kind="additionalinput" paths="$(LIBS)"/>
+								</inputType>
+							</tool>
+							<tool command="g++" id="cdt.managedbuild.tool.gnu.cross.cpp.compiler.972255361" name="Cross G++ Compiler" superClass="cdt.managedbuild.tool.gnu.cross.cpp.compiler">
+								<option id="gnu.cpp.compiler.option.optimization.level.820933483" name="Optimization Level" superClass="gnu.cpp.compiler.option.optimization.level" useByScannerDiscovery="false" value="gnu.cpp.compiler.optimization.level.more" valueType="enumerated"/>
+								<option id="gnu.cpp.compiler.option.debugging.level.1785551954" name="Debug Level" superClass="gnu.cpp.compiler.option.debugging.level" useByScannerDiscovery="false" value="gnu.cpp.compiler.debugging.level.none" valueType="enumerated"/>
+								<option id="gnu.cpp.compiler.option.other.verbose.1038790030" name="Verbose (-v)" superClass="gnu.cpp.compiler.option.other.verbose" useByScannerDiscovery="false" value="false" valueType="boolean"/>
+								<option id="gnu.cpp.compiler.option.other.other.1212511140" name="Other flags" superClass="gnu.cpp.compiler.option.other.other" useByScannerDiscovery="false" value="-c -std=gnu++14 -mcpu=cortex-m4 -mthumb -ffunction-sections -fdata-sections -fno-threadsafe-statics -fno-rtti -fno-exceptions -nostdlib -Wdouble-promotion -fsingle-precision-constant &quot;-Wa,-ahl=$*.s&quot;" valueType="string"/>
+								<option id="gnu.cpp.compiler.option.include.paths.1648844124" name="Include paths (-I)" superClass="gnu.cpp.compiler.option.include.paths" useByScannerDiscovery="false" valueType="includePath">
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/cores/arduino}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/libraries/Flash}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/libraries/SharedSpi}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/libraries/Storage}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/libraries/Wire}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/common/utils}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/common/services/clock}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/common/services/ioport}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/drivers}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/services/flash_efc}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/cmsis/sam4s/include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/header_files}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/sam/utils/preprocessor}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/asf/thirdparty/CMSIS/Include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${CoreName}/variants/sam4s}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/Pccb}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/DuetWiFiSocketServer/src/include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/FreeRTOS/src/include}&quot;"/>
+									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/FreeRTOS/src/portable/GCC/ARM_CM3}&quot;"/>
+								</option>
+								<option id="gnu.cpp.compiler.option.preprocessor.def.249074867" name="Defined symbols (-D)" superClass="gnu.cpp.compiler.option.preprocessor.def" useByScannerDiscovery="false" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="__SAM4S8C__"/>
+									<listOptionValue builtIn="false" value="RTOS"/>
+									<listOptionValue builtIn="false" value="PCCB"/>
+									<listOptionValue builtIn="false" value="_XOPEN_SOURCE"/>
+								</option>
+								<inputType id="cdt.managedbuild.tool.gnu.cpp.compiler.input.58883174" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.input"/>
+							</tool>
+						</toolChain>
+					</folderInfo>
+					<sourceEntries>
+						<entry excluding="src/DuetM|src/Display|src/Networking|src/Alligator|src/SAME70_TEST|src/Duet|src/Networking/ESP8266WiFi|src/Networking/LwipEthernet|src/DuetNG|src/RADDS" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 					</sourceEntries>
 				</configuration>
 			</storageModule>
diff --git a/.settings/language.settings.xml b/.settings/language.settings.xml
index adeb1341..93f91cfc 100644
--- a/.settings/language.settings.xml
+++ b/.settings/language.settings.xml
@@ -5,7 +5,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -16,7 +16,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -27,7 +27,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -38,7 +38,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -49,7 +49,7 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
@@ -60,7 +60,18 @@
 			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
 			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
 			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
-			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-114279925955362495" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+				<language-scope id="org.eclipse.cdt.core.gcc"/>
+				<language-scope id="org.eclipse.cdt.core.g++"/>
+			</provider>
+		</extension>
+	</configuration>
+	<configuration id="cdt.managedbuild.config.gnu.cross.exe.release.516195201.976458850.241502451.170574622.649587786.1798324396" name="PCCB">
+		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
+			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
+			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
+			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
+			<provider class="org.eclipse.cdt.internal.build.crossgcc.CrossGCCBuiltinSpecsDetector" console="false" env-hash="-102132239664010639" id="org.eclipse.cdt.build.crossgcc.CrossGCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT Cross GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
 				<language-scope id="org.eclipse.cdt.core.gcc"/>
 				<language-scope id="org.eclipse.cdt.core.g++"/>
 			</provider>
diff --git a/src/Alligator/Pins_Alligator.h b/src/Alligator/Pins_Alligator.h
index 120e475b..1f965e98 100644
--- a/src/Alligator/Pins_Alligator.h
+++ b/src/Alligator/Pins_Alligator.h
@@ -8,8 +8,6 @@
 #define HAS_WIFI_NETWORKING		0
 #define HAS_CPU_TEMP_SENSOR		1
 #define HAS_HIGH_SPEED_SD		0
-#define HAS_SMART_DRIVERS		0
-#define HAS_STALL_DETECT		0
 #define HAS_VOLTAGE_MONITOR		0
 #define HAS_VREF_MONITOR		0
 #define ACTIVE_LOW_HEAT_ON		0
diff --git a/src/BugList.txt b/src/BugList.txt
index abd5b053..e1c84ae7 100644
--- a/src/BugList.txt
+++ b/src/BugList.txt
@@ -233,10 +233,11 @@ Done in 2.02beta2:
 
 Bug fixes/investigations for 2.02beta3:
 - [done, ok] Chrishamm's changes to allow fans to be named
+- Pressure advance with high K and low microstepping, see https://forum.duet3d.com/topic/1935/more-strange-pressure-advance-behaviour/95
+- Do we need to defer stall detection when a motor is starting from rest?
 - [awaiting reply] Step errors when using Nimble and pressure advance, https://forum.duet3d.com/topic/3139/high-level-of-steperrors-what-can-cause-them/5
 - [awaiting reply] GCode file that pauses between parts, https://forum.duet3d.com/topic/5702/printer-keeps-pausing-during-print/15
 - [looks like it was a temperature sensing error] Is there a kink during auto tuning? https://forum.duet3d.com/topic/5582/hot-end-auto-tuning-failed-due. Could explain oddly low dead times from auto tuning.
-- Pressure advance, see https://www.duet3d.com/forum/thread.php?pid=38036#p38036 and https://forum.duet3d.com/topic/1935/more-strange-pressure-advance-behaviour/95
 - Stuck in spin loop, https://forum.duet3d.com/topic/5674/damned-crash-stuck-in-spin-loop
 - Report that if you use FileZilla to upload several short files, some of them are written blank, https://forum.duet3d.com/topic/5992/files-uploaded-over-ftp-occasionally-blank
 
diff --git a/src/Duet/Pins_Duet.h b/src/Duet/Pins_Duet.h
index 8f17abdf..766fd81f 100644
--- a/src/Duet/Pins_Duet.h
+++ b/src/Duet/Pins_Duet.h
@@ -8,8 +8,6 @@
 #define HAS_WIFI_NETWORKING		0
 #define HAS_CPU_TEMP_SENSOR		1
 #define HAS_HIGH_SPEED_SD		1
-#define HAS_SMART_DRIVERS		0
-#define HAS_STALL_DETECT		0
 #define HAS_VOLTAGE_MONITOR		0
 #define HAS_VREF_MONITOR		0
 #define ACTIVE_LOW_HEAT_ON		1
diff --git a/src/DuetM/Pins_DuetM.h b/src/DuetM/Pins_DuetM.h
index 3825e32b..1b02f2af 100644
--- a/src/DuetM/Pins_DuetM.h
+++ b/src/DuetM/Pins_DuetM.h
@@ -12,6 +12,7 @@
 # define DEFAULT_BOARD_TYPE BoardType::DuetM_10
 constexpr size_t NumFirmwareUpdateModules = 1;		// 1 module
 # define IAP_FIRMWARE_FILE	"DuetMaestroFirmware.bin"
+#define IAP_UPDATE_FILE		"iap4s.bin"
 
 // Features definition
 #define HAS_LWIP_NETWORKING		0
@@ -20,14 +21,11 @@ constexpr size_t NumFirmwareUpdateModules = 1;		// 1 module
 
 #define HAS_CPU_TEMP_SENSOR		1
 #define HAS_HIGH_SPEED_SD		1
-#define HAS_SMART_DRIVERS		1
-#define HAS_STALL_DETECT		0
+#define SUPPORT_TMC22xx			1
 #define HAS_VOLTAGE_MONITOR		1
 #define HAS_VREF_MONITOR		1
 #define ACTIVE_LOW_HEAT_ON		1
 
-#define IAP_UPDATE_FILE		"iap4s.bin"
-
 #define SUPPORT_INKJET		0						// set nonzero to support inkjet control
 #define SUPPORT_ROLAND		0						// set nonzero to support Roland mill
 #define SUPPORT_SCANNER		0						// set zero to disable support for FreeLSS scanners
diff --git a/src/DuetNG/Pins_DuetNG.h b/src/DuetNG/Pins_DuetNG.h
index 3aa83879..c7709380 100644
--- a/src/DuetNG/Pins_DuetNG.h
+++ b/src/DuetNG/Pins_DuetNG.h
@@ -5,6 +5,7 @@
 # define DEFAULT_BOARD_TYPE BoardType::DuetWiFi_10
 constexpr size_t NumFirmwareUpdateModules = 4;		// 3 modules, plus one for manual upload to WiFi module (module 2 is now unused)
 # define IAP_FIRMWARE_FILE	"Duet2CombinedFirmware.bin"
+#define IAP_UPDATE_FILE		"iap4e.bin"				// using the same IAP file for both Duet WiFi and Duet Ethernet
 # define WIFI_FIRMWARE_FILE	"DuetWiFiServer.bin"
 
 // Features definition
@@ -15,14 +16,11 @@ constexpr size_t NumFirmwareUpdateModules = 4;		// 3 modules, plus one for manua
 
 #define HAS_CPU_TEMP_SENSOR		1
 #define HAS_HIGH_SPEED_SD		1
-#define HAS_SMART_DRIVERS		1
-#define HAS_STALL_DETECT		1
+#define SUPPORT_TMC2660			1
 #define HAS_VOLTAGE_MONITOR		1
 #define HAS_VREF_MONITOR		0
 #define ACTIVE_LOW_HEAT_ON		1
 
-#define IAP_UPDATE_FILE		"iap4e.bin"				// using the same IAP file for both Duet WiFi and Duet Ethernet
-
 #define SUPPORT_INKJET		0						// set nonzero to support inkjet control
 #define SUPPORT_ROLAND		0						// set nonzero to support Roland mill
 #define SUPPORT_SCANNER		1						// set zero to disable support for FreeLSS scanners
diff --git a/src/GCodes/GCodes2.cpp b/src/GCodes/GCodes2.cpp
index 2e0f04fe..f996eb02 100644
--- a/src/GCodes/GCodes2.cpp
+++ b/src/GCodes/GCodes2.cpp
@@ -30,10 +30,12 @@
 # include "FirmwareUpdater.h"
 #endif
 
-#if defined(DUET_NG)
-# include "TMC2660.h"
-#elif defined(DUET_M)
-# include "TMC22xx.h"
+#if SUPPORT_TMC2660
+# include "StepperDrivers/TMC2660/TMC2660.h"
+#endif
+
+#if SUPPORT_TMC22xx
+# include "StepperDrivers/TMC22xx/TMC22xx.h"
 #endif
 
 #if SUPPORT_12864_LCD
diff --git a/src/Pccb/Network.cpp b/src/Pccb/Network.cpp
new file mode 100644
index 00000000..0ad6d123
--- /dev/null
+++ b/src/Pccb/Network.cpp
@@ -0,0 +1,46 @@
+#include "Network.h"
+#include "OutputMemory.h"
+
+const char * const notSupportedText = "Networking is not supported on this hardware";
+
+GCodeResult Network::EnableProtocol(unsigned int interface, int protocol, int port, bool secure, const StringRef& reply)
+{
+	reply.copy(notSupportedText);
+	return GCodeResult::error;
+}
+
+GCodeResult Network::DisableProtocol(unsigned int interface, int protocol, const StringRef& reply)
+{
+	reply.copy(notSupportedText);
+	return GCodeResult::error;
+}
+
+GCodeResult Network::ReportProtocols(unsigned int interface, const StringRef& reply) const
+{
+	reply.copy(notSupportedText);
+	return GCodeResult::error;
+}
+
+GCodeResult Network::EnableInterface(unsigned int interface, int mode, const StringRef& ssid, const StringRef& reply)
+{
+	reply.copy(notSupportedText);
+	return GCodeResult::error;
+}
+
+GCodeResult Network::GetNetworkState(unsigned int interface, const StringRef& reply)
+{
+	reply.copy(notSupportedText);
+	return GCodeResult::error;
+}
+
+void Network::HandleHttpGCodeReply(OutputBuffer *buf)
+{
+	OutputBuffer::ReleaseAll(buf);
+}
+
+void Network::HandleTelnetGCodeReply(OutputBuffer *buf)
+{
+	OutputBuffer::ReleaseAll(buf);
+}
+
+// End
diff --git a/src/Pccb/Network.h b/src/Pccb/Network.h
new file mode 100644
index 00000000..31307f64
--- /dev/null
+++ b/src/Pccb/Network.h
@@ -0,0 +1,49 @@
+#ifndef NETWORK_H
+#define NETWORK_H
+
+#include "RepRapFirmware.h"
+#include "MessageType.h"
+#include "GCodes/GCodeResult.h"
+
+const uint8_t DefaultIpAddress[4] = { 0, 0, 0, 0 };
+const uint8_t DefaultNetMask[4] = { 0, 0, 0, 0 };
+const uint8_t DefaultGateway[4] = { 0, 0, 0, 0 };
+const uint8_t macAddress[6] = { 0, 0, 0, 0, 0, 0 };
+
+const uint8_t DefaultMacAddress[6] = { 0, 0, 0, 0, 0, 0 };
+const size_t SsidBufferLength = 32;				// maximum characters in an SSID
+
+// The main network class that drives the network.
+class Network
+{
+public:
+	Network(Platform& p) { }
+	void Init() const { }
+	void Activate() const { }
+	void Exit() const { }
+	void Spin(bool full) const { }
+	void Interrupt() const { }
+	void Diagnostics(MessageType mtype) const { }
+
+	GCodeResult EnableInterface(unsigned int interface, int mode, const StringRef& ssid, const StringRef& reply);
+	GCodeResult EnableProtocol(unsigned int interface, int protocol, int port, bool secure, const StringRef& reply);
+	GCodeResult DisableProtocol(unsigned int interface, int protocol, const StringRef& reply);
+	GCodeResult ReportProtocols(unsigned int interface, const StringRef& reply) const;
+
+	GCodeResult GetNetworkState(unsigned int interface, const StringRef& reply);
+
+	void SetEthernetIPAddress(const uint8_t p_ipAddress[], const uint8_t p_netmask[], const uint8_t p_gateway[]) { }
+	void SetMacAddress(unsigned int interface, const uint8_t mac[]) { }
+	const uint8_t *GetMacAddress(unsigned int interface) const { return macAddress; }
+
+	void SetHostname(const char *name) const { }
+	bool IsWiFiInterface(unsigned int interface) const { return false; }
+
+	void HandleHttpGCodeReply(const char *msg) { }
+	void HandleTelnetGCodeReply(const char *msg) { }
+	void HandleHttpGCodeReply(OutputBuffer *buf);
+	void HandleTelnetGCodeReply(OutputBuffer *buf);
+	uint32_t GetHttpReplySeq() { return 0; }
+};
+
+#endif
diff --git a/src/Pccb/Pins_Pccb.h b/src/Pccb/Pins_Pccb.h
new file mode 100644
index 00000000..d46e5137
--- /dev/null
+++ b/src/Pccb/Pins_Pccb.h
@@ -0,0 +1,162 @@
+/*
+ * Pins_DuetM.h
+ *
+ *  Created on: 29 Nov 2017
+ *      Author: David
+ */
+
+#ifndef SRC_DUETM_PINS_DUETM_H_
+#define SRC_DUETM_PINS_DUETM_H_
+
+# define FIRMWARE_NAME "RepRapFirmware for PCCB"
+# define DEFAULT_BOARD_TYPE BoardType::PCCB_10
+constexpr size_t NumFirmwareUpdateModules = 1;		// 1 module
+# define IAP_FIRMWARE_FILE	"PccbFirmware.bin"
+#define IAP_UPDATE_FILE		"iap4s.bin"
+
+// Features definition
+#define HAS_LWIP_NETWORKING		0
+#define HAS_WIFI_NETWORKING		0
+#define HAS_W5500_NETWORKING	0
+
+#define HAS_CPU_TEMP_SENSOR		1
+#define HAS_HIGH_SPEED_SD		1
+#define SUPPORT_TMC22xx			1
+#define HAS_VOLTAGE_MONITOR		1
+#define HAS_VREF_MONITOR		1
+#define ACTIVE_LOW_HEAT_ON		1
+
+#define SUPPORT_INKJET		0						// set nonzero to support inkjet control
+#define SUPPORT_ROLAND		0						// set nonzero to support Roland mill
+#define SUPPORT_SCANNER		0						// set zero to disable support for FreeLSS scanners
+#define SUPPORT_IOBITS		0						// set to support P parameter in G0/G1 commands
+#define SUPPORT_DHT_SENSOR	1						// set nonzero to support DHT temperature/humidity sensors (requires RTOS)
+#define SUPPORT_WORKPLACE_COORDINATES	1			// set nonzero to support G10 L2 and G53..59
+#define SUPPORT_12864_LCD	0						// set nonzero to support 12864 LCD and rotary encoder
+
+// The physical capabilities of the machine
+
+constexpr size_t DRIVES = 7;						// The maximum number of drives supported by the electronics
+constexpr size_t MaxSmartDrivers = 7;				// The maximum number of smart drivers
+#define DRIVES_(a,b,c,d,e,f,g,h,i,j,k,l) { a,b,c,d,e,f,g }
+
+constexpr size_t Heaters = 4;						// The number of heaters/thermistors in the machine. Duet M has 3 heaters but 4 thermistors.
+#define HEATERS_(a,b,c,d,e,f,g,h) { a,b,c }
+
+constexpr size_t NumExtraHeaterProtections = 4;		// The number of extra heater protection instances
+
+constexpr size_t MinAxes = 3;						// The minimum and default number of axes
+constexpr size_t MaxAxes = 6;						// The maximum number of movement axes in the machine, usually just X, Y and Z, <= DRIVES
+// Initialization macro used in statements needing to initialize values in arrays of size MAX_AXES
+#define AXES_(a,b,c,d,e,f,g,h,i) { a,b,c,d,e,f }
+
+constexpr size_t MaxExtruders = DRIVES - MinAxes;	// The maximum number of extruders
+constexpr size_t MaxDriversPerAxis = 4;				// The maximum number of stepper drivers assigned to one axis
+
+constexpr size_t NUM_SERIAL_CHANNELS = 2;			// The number of serial IO channels (USB and one auxiliary UART)
+#define SERIAL_MAIN_DEVICE SerialUSB
+#define SERIAL_AUX_DEVICE Serial
+
+#define I2C_IFACE	Wire							// First and only I2C interface
+#define I2C_IRQn	WIRE_ISR_ID
+
+// The numbers of entries in each array must correspond with the values of DRIVES, AXES, or HEATERS. Set values to NoPin to flag unavailability.
+
+// Drivers
+constexpr Pin GlobalTmcEnablePin = 1;				// The pin that drives ENN of all drivers
+constexpr Pin ENABLE_PINS[DRIVES] = { NoPin, NoPin, NoPin, NoPin, NoPin, 63, 61 };
+constexpr Pin STEP_PINS[DRIVES] = { 56, 38, 64, 40, 41, 67, 57 };
+constexpr Pin DIRECTION_PINS[DRIVES] = { 54, 8, 30, 33, 42, 18, 60 };
+constexpr Pin DriverMuxPins[3] = { 50, 52, 53 };	// Pins that control the UART multiplexer, LSB first
+
+// Endstops
+// RepRapFirmware only has a single endstop per axis.
+// Gcode defines if it is a max ("high end") or min ("low end") endstop and sets if it is active HIGH or LOW.
+constexpr Pin END_STOP_PINS[DRIVES] = { 24, 32, 46, 25, 43, NoPin, NoPin };
+
+// Heaters and thermistors
+constexpr Pin HEAT_ON_PINS[Heaters] = { 36, 37, 16, NoPin };	// Heater pin numbers
+constexpr Pin TEMP_SENSE_PINS[Heaters] = { 20, 26, 66, 27 }; 	// Thermistor pin numbers
+constexpr Pin VssaSensePin = 19;
+constexpr Pin VrefSensePin = 17;
+
+// Default thermistor parameters
+constexpr float BED_R25 = 100000.0;
+constexpr float BED_BETA = 3988.0;
+constexpr float BED_SHC = 0.0;
+constexpr float EXT_R25 = 100000.0;
+constexpr float EXT_BETA = 4388.0;
+constexpr float EXT_SHC = 0.0;
+
+// Thermistor series resistor value in Ohms
+constexpr float THERMISTOR_SERIES_RS = 2200.0;
+
+// Number of SPI temperature sensors to support
+constexpr size_t MaxSpiTempSensors = 2;
+
+// Digital pins the 31855s have their select lines tied to
+constexpr Pin SpiTempSensorCsPins[MaxSpiTempSensors] = { 35, 55 };			// SPI0_CS1, SPI0_CS2
+
+// DHTxx data pin
+//constexpr Pin DhtDataPin = 97;											// Pin CS6
+
+// Pin that controls the ATX power on/off
+constexpr Pin ATX_POWER_PIN = 0;
+
+// Analogue pin numbers
+constexpr Pin Z_PROBE_PIN = 51;												// Z probe analog input
+constexpr Pin PowerMonitorVinDetectPin = 48;								// Vin monitor
+constexpr float PowerMonitorVoltageRange = 11.0 * 3.3;						// We use an 11:1 voltage divider
+
+// Digital pin number to turn the IR LED on (high) or off (low), also controls the DIAG LED
+constexpr Pin Z_PROBE_MOD_PIN = 62;
+constexpr Pin DiagPin = Z_PROBE_MOD_PIN;
+
+// Cooling fans
+constexpr size_t NUM_FANS = 3;
+constexpr Pin COOLING_FAN_PINS[NUM_FANS] = { 59, 58, 65 };
+constexpr Pin COOLING_FAN_RPM_PIN = 21;
+
+// SD cards
+constexpr size_t NumSdCards = 2;
+constexpr Pin SdCardDetectPins[NumSdCards] = { 44, NoPin };
+constexpr Pin SdWriteProtectPins[NumSdCards] = { NoPin, NoPin };
+constexpr Pin SdSpiCSPins[1] = { 34 };
+constexpr uint32_t ExpectedSdCardSpeed = 15000000;
+
+// 12864 LCD
+constexpr Pin LcdCSPin = 45;
+constexpr Pin LcdBeepPin = 15;
+constexpr Pin EncoderPinA = 31;
+constexpr Pin EncoderPinB = 39;
+constexpr Pin EncoderPinSw = 7;
+
+// M42 and M208 commands now use logical pin numbers, not firmware pin numbers.
+// This next definition defines the highest one.
+// This is the mapping from logical pins 60+ to firmware pin numbers
+constexpr Pin SpecialPinMap[] =
+{
+	21, 22, 3, 4, Z_PROBE_MOD_PIN											// PA21/RXD1/AD8, PA22/TXD1/AD9, PA3/TWD0, PA4/TWC, Z_MOD
+};
+
+constexpr int HighestLogicalPin = 64;										// highest logical pin number on this electronics
+
+// SAM4S Flash locations (may be expanded in the future)
+constexpr uint32_t IAP_FLASH_START = 0x00470000;
+constexpr uint32_t IAP_FLASH_END = 0x0047FFFF;								// we allow a full 64K on the SAM4
+
+// Duet pin numbers to control the W5500 interface
+constexpr Pin W5500ResetPin = 100;											// Low on this in holds the W5500 module in reset (ESP_RESET)
+constexpr Pin W5500SsPin = 11;												// SPI NPCS pin, input from W5500 module
+
+// Timer allocation
+// TC0 channel 0 is used for step pulse generation and software timers
+// TC0 channel 1 is used for LCD beep
+// TC0 channel 2 is currently unused
+#define STEP_TC				(TC0)
+#define STEP_TC_CHAN		(0)
+#define STEP_TC_ID			ID_TC0
+#define STEP_TC_IRQN		TC0_IRQn
+#define STEP_TC_HANDLER		TC0_Handler
+
+#endif /* SRC_DUETM_PINS_DUETM_H_ */
diff --git a/src/Pins.h b/src/Pins.h
index ebe82597..230d2601 100644
--- a/src/Pins.h
+++ b/src/Pins.h
@@ -16,8 +16,10 @@
 #  define PLATFORM DuetNG
 # elif defined(__SAME70Q21__)
 #  define PLATFORM SAME70_TEST
-# elif defined(__SAM4S8C__)
+# elif defined(DUET_M)
 #  define PLATFORM DuetM
+# elif defined(PCCB)
+#  define PLATFORM Pccb
 # else
 #  error Unknown platform
 # endif
@@ -30,8 +32,10 @@
 # define P_XSTR(x) P_STR(x)
 # define P_INCLUDE_FILE P_XSTR(P_CONCAT(PLATFORM,P_CONCAT(/Pins_,P_CONCAT(PLATFORM,.h))))
 #endif
+
 #include P_INCLUDE_FILE
 
+// Apply default values to anything not configured
 #ifndef SUPPORT_NONLINEAR_EXTRUSION
 # define SUPPORT_NONLINEAR_EXTRUSION		1		// for now this is always enabled
 #endif
@@ -41,11 +45,28 @@
 #endif
 
 #ifndef SUPPORT_12864_LCD
-# define SUPPORT_12864_LCD					0
+# define SUPPORT_12864_LCD		0
 #endif
 
 #ifndef USE_CACHE
-# define USE_CACHE							0
+# define USE_CACHE				0
+#endif
+
+#ifndef SUPPORT_TMC2660
+# define SUPPORT_TMC2660		0
+#endif
+
+#ifndef SUPPORT_TMC22xx
+# define SUPPORT_TMC22xx		0
+#endif
+
+#define HAS_SMART_DRIVERS		(SUPPORT_TMC2660 || SUPPORT_TMC22xx)
+#define HAS_STALL_DETECT		SUPPORT_TMC2660
+
+#define HAS_UNIFIED_NETWORKING	(HAS_LWIP_NETWORKING || HAS_WIFI_NETWORKING || HAS_W5500_NETWORKING)
+
+#if SUPPORT_DHT_SENSOR && !defined(RTOS)
+# error DHT sensor support requires RTOS
 #endif
 
 #endif // PINS_H__
diff --git a/src/Platform.cpp b/src/Platform.cpp
index 794ec671..bf5a6053 100644
--- a/src/Platform.cpp
+++ b/src/Platform.cpp
@@ -41,10 +41,11 @@
 
 #include "sd_mmc.h"
 
-#if defined(DUET_NG)
-# include "TMC2660.h"
-#elif defined(DUET_M)
-# include "TMC22xx.h"
+#if SUPPORT_TMC2660
+# include "StepperDrivers/TMC2660/TMC2660.h"
+#endif
+#if SUPPORT_TMC22xx
+# include "StepperDrivers/TMC22xx/TMC22xx.h"
 #endif
 
 #if HAS_WIFI_NETWORKING
@@ -3832,6 +3833,8 @@ void Platform::SetBoardType(BoardType bt)
 		board = BoardType::RADDS_15;
 #elif defined(__ALLIGATOR__)
 		board = BoardType::Alligator_2;
+#elif defined(PCCB)
+		board = BoardType::PCCB_10;
 #else
 # error Undefined board type
 #endif
@@ -3870,6 +3873,8 @@ const char* Platform::GetElectronicsString() const
 	case BoardType::RADDS_15:				return "RADDS 1.5";
 #elif defined(__ALLIGATOR__)
 	case BoardType::Alligator_2:			return "Alligator r2";
+#elif defined(PCCB)
+	case BoardType::PCCB_10:				return "PCCB 1.0";
 #else
 # error Undefined board type
 #endif
@@ -3899,6 +3904,8 @@ const char* Platform::GetBoardString() const
 	case BoardType::RADDS_15:				return "radds15";
 #elif defined(__ALLIGATOR__)
 	case BoardType::Alligator_2:			return "alligator2";
+#elif defined(PCCB)
+	case BoardType::PCCB_10:				return "pccb10";
 #else
 # error Undefined board type
 #endif
diff --git a/src/Platform.h b/src/Platform.h
index 57296ab5..6afdb6b7 100644
--- a/src/Platform.h
+++ b/src/Platform.h
@@ -129,6 +129,8 @@ enum class BoardType : uint8_t
 	RADDS_15 = 1
 #elif defined(__ALLIGATOR__)
 	Alligator_2 = 1
+#elif defined(PCCB)
+	PCCB_10 = 1
 #else
 # error Unknown board
 #endif
@@ -1252,7 +1254,7 @@ inline OutputBuffer *Platform::GetAuxGCodeReply()
 // The bitmaps for various controller electronics are organised like this:
 // Duet WiFi:
 //	All step pins are on port D, so the bitmap is just the map of step bits in port D.
-// Duet Maestro:
+// Duet Maestro and PCCB:
 //	All step pins are on port C, so the bitmap is just the map of step bits in port C.
 // Duet 0.6 and 0.8.5:
 //	Step pins are PA0, PC7,9,11,14,25,29 and PD0,3.
@@ -1276,9 +1278,7 @@ inline OutputBuffer *Platform::GetAuxGCodeReply()
 	return 0;				// TODO assign step pins
 #else
 	const PinDescription& pinDesc = g_APinDescription[STEP_PINS[driver]];
-#if defined(DUET_NG)
-	return pinDesc.ulPin;
-#elif defined(DUET_M)
+#if defined(DUET_NG) || defined(DUET_M) || defined(PCCB)
 	return pinDesc.ulPin;
 #elif defined(DUET_06_085)
 	return (pinDesc.pPort == PIOA) ? pinDesc.ulPin << 1 : pinDesc.ulPin;
@@ -1301,7 +1301,7 @@ inline OutputBuffer *Platform::GetAuxGCodeReply()
 	// TODO
 #elif defined(DUET_NG)
 	PIOD->PIO_ODSR = driverMap;				// on Duet WiFi all step pins are on port D
-#elif defined(DUET_M)
+#elif defined(DUET_M) || defined(PCCB)
 	PIOC->PIO_ODSR = driverMap;				// on Duet Maestro all step pins are on port C
 #elif defined(DUET_06_085)
 	PIOD->PIO_ODSR = driverMap;
@@ -1330,7 +1330,7 @@ inline OutputBuffer *Platform::GetAuxGCodeReply()
 	// TODO
 #elif defined(DUET_NG)
 	PIOD->PIO_ODSR = 0;						// on Duet WiFi all step pins are on port D
-#elif defined(DUET_M)
+#elif defined(DUET_M) || defined(PCCB)
 	PIOC->PIO_ODSR = 0;						// on Duet Maestro all step pins are on port C
 #elif defined(DUET_06_085)
 	PIOD->PIO_ODSR = 0;
diff --git a/src/RADDS/Pins_RADDS.h b/src/RADDS/Pins_RADDS.h
index 1623c6c8..01eac0ed 100644
--- a/src/RADDS/Pins_RADDS.h
+++ b/src/RADDS/Pins_RADDS.h
@@ -8,8 +8,6 @@
 #define HAS_WIFI_NETWORKING		0
 #define HAS_CPU_TEMP_SENSOR		0				// enabling the CPU temperature sensor disables Due pin 13 due to bug in SAM3X
 #define HAS_HIGH_SPEED_SD		0
-#define HAS_SMART_DRIVERS		0
-#define HAS_STALL_DETECT		0
 #define HAS_VOLTAGE_MONITOR		0
 #define HAS_VREF_MONITOR		0
 #define ACTIVE_LOW_HEAT_ON		0
diff --git a/src/SAME70_TEST/Pins_SAME70_TEST.h b/src/SAME70_TEST/Pins_SAME70_TEST.h
index fd210d45..0c028c60 100644
--- a/src/SAME70_TEST/Pins_SAME70_TEST.h
+++ b/src/SAME70_TEST/Pins_SAME70_TEST.h
@@ -1,26 +1,23 @@
 #ifndef PINS_SAME70_H__
 #define PINS_SAME70_H__
 
-# define FIRMWARE_NAME		"RepRapFirmware for SAME70"
-# define DEFAULT_BOARD_TYPE BoardType::SamE70TestBoard
+#define FIRMWARE_NAME		"RepRapFirmware for SAME70"
+#define DEFAULT_BOARD_TYPE BoardType::SamE70TestBoard
 const size_t NumFirmwareUpdateModules = 4;		// 3 modules, plus one for manual upload to WiFi module (module 2 not used)
-# define IAP_FIRMWARE_FILE	"SAME70Firmware.bin"
-# define WIFI_FIRMWARE_FILE	"DuetWiFiServer.bin"
-# define WIFI_WEB_FILE		"DuetWebControl.bin"
+#define IAP_FIRMWARE_FILE	"SAME70Firmware.bin"
+#define WIFI_FIRMWARE_FILE	"DuetWiFiServer.bin"
+#define WIFI_WEB_FILE		"DuetWebControl.bin"
+#define IAP_UPDATE_FILE		"iape70.bin"		// need special build for SAME70
 
 // Features definition
 #define HAS_LWIP_NETWORKING		1
 #define HAS_WIFI_NETWORKING		1
 #define HAS_CPU_TEMP_SENSOR		0
 #define HAS_HIGH_SPEED_SD		1
-#define HAS_SMART_DRIVERS		0		// TBD
-#define HAS_STALL_DETECT		0		// TBD
 #define HAS_VOLTAGE_MONITOR		0		// TBD
 #define HAS_VREF_MONITOR		0		// TBD
 #define ACTIVE_LOW_HEAT_ON		1
 
-#define IAP_UPDATE_FILE		"iape70.bin"		// need special build for SAME70
-
 #define SUPPORT_INKJET		0					// set nonzero to support inkjet control
 #define SUPPORT_ROLAND		0					// set nonzero to support Roland mill
 #define SUPPORT_SCANNER		0					// set zero to disable support for FreeLSS scanners
diff --git a/src/DuetM/TMC22xx.cpp b/src/StepperDrivers/TMC22xx/TMC22xx.cpp
index 4a71f2d4..c5403569 100644
--- a/src/DuetM/TMC22xx.cpp
+++ b/src/StepperDrivers/TMC22xx/TMC22xx.cpp
@@ -5,6 +5,10 @@
  *      Author: David
  */
 
+#include "ReprapFirmware.h"
+
+#if SUPPORT_TMC22xx
+
 #include "TMC22xx.h"
 #include "RepRap.h"
 #include "Movement/Move.h"
@@ -1004,4 +1008,6 @@ namespace SmartDrivers
 
 };	// end namespace
 
+#endif
+
 // End
diff --git a/src/DuetM/TMC22xx.h b/src/StepperDrivers/TMC22xx/TMC22xx.h
index 4e181fdc..8ca77bd1 100644
--- a/src/DuetM/TMC22xx.h
+++ b/src/StepperDrivers/TMC22xx/TMC22xx.h
@@ -5,8 +5,10 @@
  *      Author: David
  */
 
-#ifndef TMC2660_H_
-#define TMC2660_H_
+#ifndef TMC22xx_H_
+#define TMC22xx_H_
+
+#if SUPPORT_TMC22xx
 
 #include "RepRapFirmware.h"
 #include "GCodes/DriverMode.h"
@@ -56,4 +58,6 @@ namespace SmartDrivers
 	void SetStandstillCurrentPercent(size_t drive, float percent);
 };
 
-#endif /* TMC2660_H_ */
+#endif
+
+#endif /* TMC22xx_H_ */
diff --git a/src/DuetNG/TMC2660.cpp b/src/StepperDrivers/TMC2660/TMC2660.cpp
index afaf625e..51fbc84c 100644
--- a/src/DuetNG/TMC2660.cpp
+++ b/src/StepperDrivers/TMC2660/TMC2660.cpp
@@ -5,6 +5,10 @@
  *      Author: David
  */
 
+#include "ReprapFirmware.h"
+
+#if SUPPORT_TMC2660
+
 #include "TMC2660.h"
 #include "RepRap.h"
 #include "Movement/Move.h"
@@ -823,6 +827,8 @@ namespace SmartDrivers
 
 };	// end namespace
 
+#endif
+
 // End
 
 
diff --git a/src/DuetNG/TMC2660.h b/src/StepperDrivers/TMC2660/TMC2660.h
index c31f6ffe..fa18c27c 100644
--- a/src/DuetNG/TMC2660.h
+++ b/src/StepperDrivers/TMC2660/TMC2660.h
@@ -8,6 +8,8 @@
 #ifndef TMC2660_H_
 #define TMC2660_H_
 
+#if SUPPORT_TMC2660
+
 #include "RepRapFirmware.h"
 #include "GCodes/DriverMode.h"
 #include "Pins.h"
@@ -58,4 +60,6 @@ namespace SmartDrivers
 	void SetStandstillCurrentPercent(size_t driver, float percent);
 };
 
+#endif
+
 #endif /* TMC2660_H_ */