diff options
author | Mark Kriegsman <1334634+kriegsman@users.noreply.github.com> | 2021-03-22 17:55:29 +0300 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-03-22 17:55:29 +0300 |
commit | fc03dc7aaf0e1e41c91ca279adc885eb247e56b1 (patch) | |
tree | 8cb7fe9a0929b4a7e18f2e451a6e98fceecca847 | |
parent | 2cb3ca46c78c7dcf17007975427c2318721b0961 (diff) | |
parent | c784b2456782afe1afd551ddc60eb53213e5d46f (diff) |
Merge pull request #1198 from craiglink/SeeedWioTerminal
Native SPI support for ARM D51 processors & others. Support Seeed wio terminal.
-rw-r--r-- | src/fastspi.h | 5 | ||||
-rw-r--r-- | src/led_sysdefs.h | 4 | ||||
-rw-r--r-- | src/platforms.h | 2 | ||||
-rw-r--r-- | src/platforms/arm/d51/README.txt | 5 | ||||
-rw-r--r-- | src/platforms/arm/d51/fastled_arm_d51.h | 1 | ||||
-rw-r--r-- | src/platforms/arm/d51/fastpin_arm_d51.h | 18 | ||||
-rw-r--r-- | src/platforms/arm/d51/led_sysdefs_arm_d51.h | 4 | ||||
-rw-r--r-- | src/platforms/fastspi_ardunio_core.h | 103 |
8 files changed, 136 insertions, 6 deletions
diff --git a/src/fastspi.h b/src/fastspi.h index 2245ffe9..aeb2ad01 100644 --- a/src/fastspi.h +++ b/src/fastspi.h @@ -127,6 +127,11 @@ class SPIOutput<SPI_UART1_DATA, SPI_UART1_CLOCK, SPI_SPEED> : public AVRUSART1SP #endif +#elif defined(ARDUNIO_CORE_SPI) + +template<uint32_t SPI_SPEED> +class SPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> : public ArdunioCoreSPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED, SPI> {}; + #endif #else diff --git a/src/led_sysdefs.h b/src/led_sysdefs.h index 36be2cdd..5db322f8 100644 --- a/src/led_sysdefs.h +++ b/src/led_sysdefs.h @@ -26,8 +26,10 @@ #include "platforms/arm/sam/led_sysdefs_arm_sam.h" #elif defined(STM32F10X_MD) || defined(__STM32F1__) || defined(STM32F2XX) #include "platforms/arm/stm32/led_sysdefs_arm_stm32.h" -#elif defined(__SAMD21G18A__) || defined(__SAMD21J18A__) || defined(__SAMD21E17A__) || defined(__SAMD21E18A__) || defined(__SAMD51G19A__) || defined(__SAMD51J19A__) +#elif defined(__SAMD21G18A__) || defined(__SAMD21J18A__) || defined(__SAMD21E17A__) || defined(__SAMD21E18A__) #include "platforms/arm/d21/led_sysdefs_arm_d21.h" +#elif defined(__SAMD51G19A__) || defined(__SAMD51J19A__) || defined(__SAMD51P19A__) +#include "platforms/arm/d51/led_sysdefs_arm_d51.h" #elif defined(ESP8266) #include "platforms/esp/8266/led_sysdefs_esp8266.h" #elif defined(ESP32) diff --git a/src/platforms.h b/src/platforms.h index d3ecfc56..5351e2c1 100644 --- a/src/platforms.h +++ b/src/platforms.h @@ -28,7 +28,7 @@ #include "platforms/arm/stm32/fastled_arm_stm32.h" #elif defined(__SAMD21G18A__) || defined(__SAMD21J18A__) || defined(__SAMD21E17A__) || defined(__SAMD21E18A__) #include "platforms/arm/d21/fastled_arm_d21.h" -#elif defined(__SAMD51G19A__) || defined(__SAMD51J19A__) +#elif defined(__SAMD51G19A__) || defined(__SAMD51J19A__) || defined(__SAMD51P19A__) #include "platforms/arm/d51/fastled_arm_d51.h" #elif defined(ESP8266) #include "platforms/esp/8266/fastled_esp8266.h" diff --git a/src/platforms/arm/d51/README.txt b/src/platforms/arm/d51/README.txt index b00fb670..036a02a6 100644 --- a/src/platforms/arm/d51/README.txt +++ b/src/platforms/arm/d51/README.txt @@ -1,4 +1,7 @@ FastLED updates for adafruit FEATHER M4 and fixes to ITSBITSY M4 compiles SAMD51 -only tested on FEATHER M4 with DOTSTAR and neopixel strips +Tested on + - FEATHER M4 with DOTSTAR and neopixel strips + - Seeed Wio Terminal and WS2812B and APA102 LED strips using either SPI or GPIO pins + diff --git a/src/platforms/arm/d51/fastled_arm_d51.h b/src/platforms/arm/d51/fastled_arm_d51.h index 0c14bf2f..912a9018 100644 --- a/src/platforms/arm/d51/fastled_arm_d51.h +++ b/src/platforms/arm/d51/fastled_arm_d51.h @@ -2,6 +2,7 @@ #define __INC_FASTLED_ARM_D51_H #include "fastpin_arm_d51.h" +#include "../../fastspi_ardunio_core.h" #include "clockless_arm_d51.h" #endif diff --git a/src/platforms/arm/d51/fastpin_arm_d51.h b/src/platforms/arm/d51/fastpin_arm_d51.h index e4483aff..6fb5682f 100644 --- a/src/platforms/arm/d51/fastpin_arm_d51.h +++ b/src/platforms/arm/d51/fastpin_arm_d51.h @@ -128,6 +128,24 @@ _FL_DEFPIN(23, 22, 1); _FL_DEFPIN(24, 23, 1); _FL_DEFPIN(25, 17, 0); #define HAS_HARDWARE_PIN_SUPPORT 1 +#elif defined(SEEED_WIO_TERMINAL) + +#define MAX_PIN 9 +// D0/A0-D8/A8 +_FL_DEFPIN( 0, 8, 1); _FL_DEFPIN( 1, 9, 1); _FL_DEFPIN( 2, 7, 0); _FL_DEFPIN( 3, 4, 1); +_FL_DEFPIN( 4, 5, 1); _FL_DEFPIN( 5, 6, 1); _FL_DEFPIN( 6, 4, 0); _FL_DEFPIN( 7, 7, 1); +_FL_DEFPIN( 8, 6, 0); +// SDA/SCL +_FL_DEFPIN(12, 17, 0); _FL_DEFPIN(13, 16, 0); +// match GPIO pin nubers 9..11 MISO/MOSI/SCK +_FL_DEFPIN(PIN_SPI_MISO, 0, 1); _FL_DEFPIN(PIN_SPI_MOSI, 2, 1); _FL_DEFPIN(PIN_SPI_SCK, 3, 1); + +#define SPI_DATA PIN_SPI_MOSI +#define SPI_CLOCK PIN_SPI_SCK + +#define ARDUNIO_CORE_SPI +#define HAS_HARDWARE_PIN_SUPPORT 1 + #elif defined(ADAFRUIT_MATRIXPORTAL_M4_EXPRESS) #define MAX_PIN 21 diff --git a/src/platforms/arm/d51/led_sysdefs_arm_d51.h b/src/platforms/arm/d51/led_sysdefs_arm_d51.h index fd6a25e2..77726fa2 100644 --- a/src/platforms/arm/d51/led_sysdefs_arm_d51.h +++ b/src/platforms/arm/d51/led_sysdefs_arm_d51.h @@ -3,8 +3,6 @@ #define FASTLED_ARM -// Note this is an M4, not an M0+, but this enables the shared m0clockless.h -#define FASTLED_ARM_M0_PLUS #ifndef INTERRUPT_THRESHOLD #define INTERRUPT_THRESHOLD 1 @@ -12,7 +10,7 @@ // Default to allowing interrupts #ifndef FASTLED_ALLOW_INTERRUPTS -#define FASTLED_ALLOW_INTERRUPTS 0 +#define FASTLED_ALLOW_INTERRUPTS 1 #endif #if FASTLED_ALLOW_INTERRUPTS == 1 diff --git a/src/platforms/fastspi_ardunio_core.h b/src/platforms/fastspi_ardunio_core.h new file mode 100644 index 00000000..a0f92288 --- /dev/null +++ b/src/platforms/fastspi_ardunio_core.h @@ -0,0 +1,103 @@ +#ifndef __INC_FASTSPI_ARDUNIO_CORE_H +#define __INC_FASTSPI_ARDUNIO_CORE_H + +FASTLED_NAMESPACE_BEGIN + +#if defined(ARDUNIO_CORE_SPI) +#include <SPI.h> + +template <uint8_t _DATA_PIN, uint8_t _CLOCK_PIN, uint32_t _SPI_CLOCK_RATE, SPIClass & _SPIObject> +class ArdunioCoreSPIOutput { + +public: + ArdunioCoreSPIOutput() {} + + // set the object representing the selectable -- ignore for now + void setSelect(Selectable *pSelect) { /* TODO */ } + + // initialize the SPI subssytem + void init() { _SPIObject.begin(); } + + // latch the CS select + void inline select() __attribute__((always_inline)) { + // begin the SPI transaction + _SPIObject.beginTransaction(SPISettings(_SPI_CLOCK_RATE, MSBFIRST, SPI_MODE0)); + } + + // release the CS select + void inline release() __attribute__((always_inline)) { + _SPIObject.endTransaction(); + } + + // wait until all queued up data has been written + static void waitFully() { /* TODO */ } + + // write a byte out via SPI (returns immediately on writing register) - + void inline writeByte(uint8_t b) __attribute__((always_inline)) { + _SPIObject.transfer(b); + } + + // write a word out via SPI (returns immediately on writing register) + void inline writeWord(uint16_t w) __attribute__((always_inline)) { + _SPIObject.transfer16(w); + } + + // A raw set of writing byte values, assumes setup/init/waiting done elsewhere + static void writeBytesValueRaw(uint8_t value, int len) { + while(len--) { _SPIObject.transfer(value); } + } + + // A full cycle of writing a value for len bytes, including select, release, and waiting + void writeBytesValue(uint8_t value, int len) { + select(); writeBytesValueRaw(value, len); release(); + } + + // A full cycle of writing a value for len bytes, including select, release, and waiting + template <class D> void writeBytes(register uint8_t *data, int len) { + uint8_t *end = data + len; + select(); + // could be optimized to write 16bit words out instead of 8bit bytes + while(data != end) { + writeByte(D::adjust(*data++)); + } + D::postBlock(len); + waitFully(); + release(); + } + + // A full cycle of writing a value for len bytes, including select, release, and waiting + void writeBytes(register uint8_t *data, int len) { writeBytes<DATA_NOP>(data, len); } + + // write a single bit out, which bit from the passed in byte is determined by template parameter + template <uint8_t BIT> inline void writeBit(uint8_t b) { + // todo + } + + // write a block of uint8_ts out in groups of three. len is the total number of uint8_ts to write out. The template + // parameters indicate how many uint8_ts to skip at the beginning and/or end of each grouping + template <uint8_t FLAGS, class D, EOrder RGB_ORDER> void writePixels(PixelController<RGB_ORDER> pixels) { + select(); + int len = pixels.mLen; + + while(pixels.has(1)) { + if(FLAGS & FLAG_START_BIT) { + writeBit<0>(1); + } + writeByte(D::adjust(pixels.loadAndScale0())); + writeByte(D::adjust(pixels.loadAndScale1())); + writeByte(D::adjust(pixels.loadAndScale2())); + + pixels.advanceData(); + pixels.stepDithering(); + } + D::postBlock(len); + release(); + } + +}; + + +#endif + +FASTLED_NAMESPACE_END +#endif |