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stmhal: Improvements to the STM32F4DISC UART config settings.

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This commit is contained in:
Dave Hylands 2016-02-14 11:07:57 -08:00 committed by Damien George
parent 4b2938a4b0
commit ec37239e53
1 changed files with 17 additions and 0 deletions
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17
stmhal/boards/STM32F4DISC/mpconfigboard.h
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@ -23,18 +23,35 @@
#define MICROPY_HW_CLK_PLLQ (7)
// UART config
#if 0
// A9 is used for USB VBUS detect, and A10 is used for USB_FS_ID.
// UART1 is also on PB6/7 but PB6 is tied to the Audio SCL line.
// Without board modifications, this makes UART1 unusable on this board.
#define MICROPY_HW_UART1_PORT (GPIOA)
#define MICROPY_HW_UART1_PINS (GPIO_PIN_9 | GPIO_PIN_10)
#endif
#define MICROPY_HW_UART2_PORT (GPIOA)
#define MICROPY_HW_UART2_PINS (GPIO_PIN_2 | GPIO_PIN_3)
#define MICROPY_HW_UART2_RTS (GPIO_PIN_1)
#define MICROPY_HW_UART2_CTS (GPIO_PIN_0)
#define MICROPY_HW_UART3_PORT (GPIOD)
#define MICROPY_HW_UART3_PINS (GPIO_PIN_8 | GPIO_PIN_9)
#define MICROPY_HW_UART3_RTS (GPIO_PIN_12)
#define MICROPY_HW_UART3_CTS (GPIO_PIN_11)
#if MICROPY_HW_HAS_SWITCH == 0
// NOTE: A0 also connects to the user switch. To use UART4 you should
// set MICROPY_HW_HAS_SWITCH to 0, and also remove SB20 (on the back
// of the board near the USER switch).
#define MICROPY_HW_UART4_PORT (GPIOA)
#define MICROPY_HW_UART4_PINS (GPIO_PIN_0 | GPIO_PIN_1)
#endif
// NOTE: PC7 is connected to MCLK on the Audio chip. This is an input signal
// so I think as long as you're not using the audio chip then it should
// be fine to use as a UART pin.
#define MICROPY_HW_UART6_PORT (GPIOC)
#define MICROPY_HW_UART6_PINS (GPIO_PIN_6 | GPIO_PIN_7)