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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

serial_usart.h (4649B)

    

  1. // Copyright 2021 QMK
  2. // SPDX-License-Identifier: GPL-2.0-or-later
  4. #pragma once
  6. #include "serial.h"
  7. #include <hal.h>
  9. #if defined(SOFT_SERIAL_PIN)
  10. #    define SERIAL_USART_TX_PIN SOFT_SERIAL_PIN
  11. #endif
  13. #if !defined(SERIAL_USART_TX_PIN)
  14. #    define SERIAL_USART_TX_PIN A9
  15. #endif
  17. #if !defined(SERIAL_USART_RX_PIN)
  18. #    define SERIAL_USART_RX_PIN A10
  19. #endif
  21. #if !defined(SELECT_SOFT_SERIAL_SPEED)
  22. #    define SELECT_SOFT_SERIAL_SPEED 1
  23. #endif
  25. #if defined(SERIAL_USART_SPEED)
  26. // Allow advanced users to directly set SERIAL_USART_SPEED
  27. #elif SELECT_SOFT_SERIAL_SPEED == 0
  28. #    define SERIAL_USART_SPEED 460800
  29. #elif SELECT_SOFT_SERIAL_SPEED == 1
  30. #    define SERIAL_USART_SPEED 230400
  31. #elif SELECT_SOFT_SERIAL_SPEED == 2
  32. #    define SERIAL_USART_SPEED 115200
  33. #elif SELECT_SOFT_SERIAL_SPEED == 3
  34. #    define SERIAL_USART_SPEED 57600
  35. #elif SELECT_SOFT_SERIAL_SPEED == 4
  36. #    define SERIAL_USART_SPEED 38400
  37. #elif SELECT_SOFT_SERIAL_SPEED == 5
  38. #    define SERIAL_USART_SPEED 19200
  39. #else
  40. #    error invalid SELECT_SOFT_SERIAL_SPEED value
  41. #endif
  43. #if !defined(SERIAL_USART_TIMEOUT)
  44. #    define SERIAL_USART_TIMEOUT 20
  45. #endif
  47. #if HAL_USE_SERIAL
  49. typedef SerialDriver QMKSerialDriver;
  50. typedef SerialConfig QMKSerialConfig;
  52. #    if !defined(SERIAL_USART_DRIVER)
  53. #        define SERIAL_USART_DRIVER SD1
  54. #    endif
  56. #elif HAL_USE_SIO
  58. typedef SIODriver QMKSerialDriver;
  59. typedef SIOConfig QMKSerialConfig;
  61. #    if !defined(SERIAL_USART_DRIVER)
  62. #        define SERIAL_USART_DRIVER SIOD1
  63. #    endif
  65. #endif
  67. #if !defined(USE_GPIOV1)
  68. /* The default PAL alternate modes are used to signal that the pins are used for USART. */
  69. #    if !defined(SERIAL_USART_TX_PAL_MODE)
  70. #        define SERIAL_USART_TX_PAL_MODE 7
  71. #    endif
  72. #    if !defined(SERIAL_USART_RX_PAL_MODE)
  73. #        define SERIAL_USART_RX_PAL_MODE 7
  74. #    endif
  75. #endif
  77. #if defined(MCU_STM32) /* STM32 MCUs */
  78. #    if !defined(USART_CR1_M0)
  79. #        define USART_CR1_M0 USART_CR1_M // some platforms (f1xx) dont have this so
  80. #    endif
  82. #    if !defined(SERIAL_USART_CR1)
  83. #        define SERIAL_USART_CR1 (USART_CR1_PCE | USART_CR1_PS | USART_CR1_M0) // parity enable, odd parity, 9 bit length
  84. #    endif
  86. #    if !defined(SERIAL_USART_CR2)
  87. #        define SERIAL_USART_CR2 (USART_CR2_STOP_1) // 2 stop bits
  88. #    endif
  90. #    if !defined(SERIAL_USART_CR3)
  91. #        define SERIAL_USART_CR3 0
  92. #    endif
  94. #    if defined(USART1_REMAP)
  95. #        define USART_REMAP                             \
  96.             do {                                        \
  97.                 (AFIO->MAPR |= AFIO_MAPR_USART1_REMAP); \
  98.             } while (0)
  99. #    elif defined(USART2_REMAP)
  100. #        define USART_REMAP                             \
  101.             do {                                        \
  102.                 (AFIO->MAPR |= AFIO_MAPR_USART2_REMAP); \
  103.             } while (0)
  104. #    elif defined(USART3_PARTIALREMAP)
  105. #        define USART_REMAP                                          \
  106.             do {                                                     \
  107.                 (AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_PARTIALREMAP); \
  108.             } while (0)
  109. #    elif defined(USART3_FULLREMAP)
  110. #        define USART_REMAP                                       \
  111.             do {                                                  \
  112.                 (AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_FULLREMAP); \
  113.             } while (0)
  114. #    endif
  115. #elif defined(MCU_AT32) /* AT32 MCUs */
  116. #    if !defined(USART_CTRL1_DBN0)
  117. #        define USART_CTRL1_DBN0 USART_CTRL1_DBN
  118. #    endif
  120. #    if !defined(SERIAL_USART_CTRL1)
  121. #        define SERIAL_USART_CTRL1 (USART_CTRL1_PEN | USART_CTRL1_PSEL | USART_CTRL1_DBN0) // parity enable, odd parity, 9 bit length
  122. #    endif
  124. #    if !defined(SERIAL_USART_CTRL2)
  125. #        define SERIAL_USART_CTRL2 (USART_CTRL2_STOPBN_1) // 2 stop bits
  126. #    endif
  128. #    if !defined(SERIAL_USART_CTRL3)
  129. #        define SERIAL_USART_CTRL3 0
  130. #    endif
  132. #    if defined(USART1_REMAP)
  133. #        define USART_REMAP                               \
  134.             do {                                          \
  135.                 (IOMUX->REMAP |= IOMUX_REMAP_USART1_MUX); \
  136.             } while (0)
  137. #    elif defined(USART3_PARTIALREMAP)
  138. #        define USART_REMAP                                    \
  139.             do {                                               \
  140.                 (IOMUX->REMAP |= IOMUX_REMAP_USART3_MUX_MUX1); \
  141.             } while (0)
  142. #    elif defined(USART3_FULLREMAP)
  143. #        define USART_REMAP                                    \
  144.             do {                                               \
  145.                 (IOMUX->REMAP |= IOMUX_REMAP_USART3_MUX_MUX2); \
  146.             } while (0)
  147. #    endif
  148. #endif