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#ifndef PINS_DUET_H__
#define PINS_DUET_H__
#define FIRMWARE_NAME "RepRapFirmware for Duet"
// Features definition
#define HAS_LWIP_NETWORKING 1
#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
constexpr size_t NumFirmwareUpdateModules = 1;
#define IAP_UPDATE_FILE "iap.bin"
#define IAP_FIRMWARE_FILE "RepRapFirmware.bin"
// Default board type
#define DEFAULT_BOARD_TYPE BoardType::Duet_06
#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 nonzero to support FreeLSS scanners
#define SUPPORT_DHT_SENSOR 0 // set nonzero to support DHT temperature/humidity sensors
// The physical capabilities of the machine
constexpr size_t DRIVES = 9; // The number of drives in the machine, including X, Y, and Z plus extruder drives
#define DRIVES_(a,b,c,d,e,f,g,h,i,j,k,l) { a,b,c,d,e,f,g,h,i }
constexpr size_t Heaters = 7; // The number of heaters in the machine; 0 is the heated bed even if there isn't one
#define HEATERS_(a,b,c,d,e,f,g,h) { a,b,c,d,e,f,g }
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 = 3; // The number of serial IO channels (USB and two auxiliary UARTs)
#define SERIAL_MAIN_DEVICE SerialUSB
#define SERIAL_AUX_DEVICE Serial
#define SERIAL_AUX2_DEVICE Serial1
#define I2C_IFACE Wire1 // Which TWI channel we use
#define I2C_IRQn WIRE1_ISR_ID // Which interrupt it uses
// The numbers of entries in each array must correspond with the values of DRIVES, AXES, or HEATERS. Set values to NoPin to flag unavailability.
// Drives
constexpr Pin ENABLE_PINS[DRIVES] = { 29, 27, X1, X0, 37, X8, 50, 47, X13 };
constexpr Pin STEP_PINS[DRIVES] = { 14, 25, 5, X2, 41, 39, X4, 49, X10 };
constexpr Pin DIRECTION_PINS[DRIVES] = { 15, 26, 4, X3, 35, 53, 51, 48, X11 };
// 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] = { 11, 28, 60, 31, 24, 46, 45, 44, X9 };
// Indices for motor current digipots (if any): first 4 are for digipot 1 (on duet), second 4 for digipot 2 (on expansion board)
constexpr uint8_t POT_WIPES[8] = { 1, 3, 2, 0, 1, 3, 2, 0 };
constexpr float SENSE_RESISTOR = 0.1; // Stepper motor current sense resistor
constexpr float MAX_STEPPER_DIGIPOT_VOLTAGE = (3.3 * 2.5 / (2.7 + 2.5)); // Stepper motor current reference voltage
constexpr float STEPPER_DAC_VOLTAGE_RANGE = 2.02; // Stepper motor current reference voltage for E1 if using a DAC
constexpr float STEPPER_DAC_VOLTAGE_OFFSET = -0.025; // Stepper motor current offset voltage for E1 if using a DAC
// HEATERS
constexpr Pin TEMP_SENSE_PINS[Heaters] = { 5, 4, 0, 7, 8, 9, 11 }; // Analogue pin numbers
constexpr Pin HEAT_ON_PINS[Heaters] = { 6, X5, X7, 7, 8, 9, X17 }; // Heater Channel 7 (pin X17) is shared with Fan1
// Default thermistor parameters
// Bed thermistor: http://uk.farnell.com/epcos/b57863s103f040/sensor-miniature-ntc-10k/dp/1299930?Ntt=129-9930
// Hot end thermistor: http://www.digikey.co.uk/product-search/en?x=20&y=11&KeyWords=480-3137-ND
constexpr float BED_R25 = 10000.0;
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
// On later Duet 0.6 and all Duet 0.8.5 boards it is 4700 ohms. However, if we change the default then machines that have 1K series resistors
// and don't have R1000 in the M305 commands in config.g will overheat. So for safety we leave the default as 1000.
constexpr float THERMISTOR_SERIES_RS = 1000.0;
// Number of SPI temperature sensors to support
#if SUPPORT_ROLAND
// chrishamm's pin assignments
constexpr size_t MaxSpiTempSensors = 2;
// Digital pins the 31855s have their select lines tied to
constexpr Pin SpiTempSensorCsPins[MaxSpiTempSensors] = { 77, 87 };
#else
constexpr size_t MaxSpiTempSensors = 4;
// Digital pins the 31855s have their select lines tied to
constexpr Pin SpiTempSensorCsPins[MaxSpiTempSensors] = { 77, 87, 16, 17 };
#endif
// Arduino Due pin number that controls the ATX power on/off
constexpr Pin ATX_POWER_PIN = 12; // Arduino Due pin number that controls the ATX power on/off
// Analogue pin numbers
constexpr Pin Z_PROBE_PIN = 64; // aka A10
// Digital pin number to turn the IR LED on (high) or off (low)
constexpr Pin Z_PROBE_MOD_PIN06 = 52; // Digital pin number to turn the IR LED on (high) or off (low) on Duet v0.6 and v1.0 (PB21)
constexpr Pin Z_PROBE_MOD_PIN07 = X12; // Digital pin number to turn the IR LED on (high) or off (low) on Duet v0.7 and v0.8.5 (PC10)
// Pin number that the DAC that controls the second extruder motor current on the Duet 0.8.5 is connected to
constexpr int Dac0DigitalPin = 66; // Arduino Due pin number corresponding to DAC0 output pin
// COOLING FANS
constexpr size_t NUM_FANS = 2;
constexpr Pin COOLING_FAN_PINS[NUM_FANS] = { X6, X17 }; // Pin D34 is PWM capable but not an Arduino PWM pin - use X6 instead
constexpr Pin COOLING_FAN_RPM_PIN = 23; // Pin PA15
// SD cards
constexpr size_t NumSdCards = 2;
constexpr Pin SdCardDetectPins[NumSdCards] = {NoPin, NoPin}; // Although the Duet PCB supports a CD pin, due to a bug in the SAM3X it is unusable if we enable the temperature sensor
constexpr Pin SdWriteProtectPins[NumSdCards] = {NoPin, NoPin};
constexpr Pin SdSpiCSPins[1] = {67}; // Pin PB16 Note: this clashes with inkjet support
constexpr uint32_t ExpectedSdCardSpeed = 21000000;
#if SUPPORT_INKJET
// Inkjet control pins
constexpr Pin INKJET_SERIAL_OUT = 21; // Serial bitpattern into the shift register
constexpr Pin INKJET_SHIFT_CLOCK = 20; // Shift the register
constexpr Pin INKJET_STORAGE_CLOCK = 67; // Put the pattern in the output register
constexpr Pin INKJET_OUTPUT_ENABLE = 66; // Make the output visible
constexpr Pin INKJET_CLEAR = 65; // Clear the register to 0
#endif
#if SUPPORT_ROLAND
// Roland mill
constexpr Pin ROLAND_CTS_PIN = 16; // Expansion pin 11, PA12_TXD1
constexpr Pin ROLAND_RTS_PIN = 17; // Expansion pin 12, PA13_RXD1
#endif
// M42 and M208 commands now use logical pin numbers, not firmware pin numbers.
// This is the mapping from logical pins 60+ to firmware pin numbers
constexpr Pin SpecialPinMap[] =
{
19, 18, 17, 16, 23, // PA10/RXD0 PA11/TXD0 PA12/RXD1 PA13/TXD1 PA14/RTS1
20, 21, 67, 52, // PB12/TWD1 PB13/TWCK1 PB16/DAC1 PB21/AD14
36 // PC4
};
// This next definition defines the highest one.
constexpr int HighestLogicalPin = 60 + ARRAY_SIZE(SpecialPinMap) - 1; // highest logical pin number on this electronics
// SAM3X Flash locations (may be expanded in the future)
constexpr uint32_t IAP_FLASH_START = 0x000F0000;
constexpr uint32_t IAP_FLASH_END = 0x000FFBFF; // don't touch the last 1KB, it's used for NvData
// Timer allocation
#define NETWORK_TC (TC1)
#define NETWORK_TC_CHAN (1)
#define NETWORK_TC_IRQN TC4_IRQn
#define NETWORK_TC_HANDLER TC4_Handler
#define NETWORK_TC_ID ID_TC4
#define STEP_TC (TC1)
#define STEP_TC_CHAN (0)
#define STEP_TC_IRQN TC3_IRQn
#define STEP_TC_HANDLER TC3_Handler
#define STEP_TC_ID ID_TC3
#endif
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