118 lines
2.4 KiB
C
118 lines
2.4 KiB
C
|
enum {
|
||
|
|
PORT_A,
|
||
|
|
PORT_B,
|
||
|
|
PORT_C,
|
||
|
|
PORT_D,
|
||
|
|
PORT_E,
|
||
|
|
PORT_F,
|
||
|
|
PORT_G,
|
||
|
|
PORT_H,
|
||
|
|
PORT_I,
|
||
|
|
PORT_J,
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
AF_FN_TIM,
|
||
|
|
AF_FN_I2C,
|
||
|
|
AF_FN_USART,
|
||
|
|
AF_FN_UART = AF_FN_USART,
|
||
|
|
AF_FN_SPI
|
||
|
|
};
|
||
|
|
|
||
|
|
enum {
|
||
|
|
AF_PIN_TYPE_TIM_CH1 = 0,
|
||
|
|
AF_PIN_TYPE_TIM_CH2,
|
||
|
|
AF_PIN_TYPE_TIM_CH3,
|
||
|
|
AF_PIN_TYPE_TIM_CH4,
|
||
|
|
AF_PIN_TYPE_TIM_CH1N,
|
||
|
|
AF_PIN_TYPE_TIM_CH2N,
|
||
|
|
AF_PIN_TYPE_TIM_CH3N,
|
||
|
|
AF_PIN_TYPE_TIM_CH1_ETR,
|
||
|
|
AF_PIN_TYPE_TIM_ETR,
|
||
|
|
AF_PIN_TYPE_TIM_BKIN,
|
||
|
|
|
||
|
|
AF_PIN_TYPE_I2C_SDA = 0,
|
||
|
|
AF_PIN_TYPE_I2C_SCL,
|
||
|
|
|
||
|
|
AF_PIN_TYPE_USART_TX = 0,
|
||
|
|
AF_PIN_TYPE_USART_RX,
|
||
|
|
AF_PIN_TYPE_USART_CTS,
|
||
|
|
AF_PIN_TYPE_USART_RTS,
|
||
|
|
AF_PIN_TYPE_USART_CK,
|
||
|
|
AF_PIN_TYPE_UART_TX = AF_PIN_TYPE_USART_TX,
|
||
|
|
AF_PIN_TYPE_UART_RX = AF_PIN_TYPE_USART_RX,
|
||
|
|
AF_PIN_TYPE_UART_CTS = AF_PIN_TYPE_USART_CTS,
|
||
|
|
AF_PIN_TYPE_UART_RTS = AF_PIN_TYPE_USART_RTS,
|
||
|
|
|
||
|
|
AF_PIN_TYPE_SPI_MOSI = 0,
|
||
|
|
AF_PIN_TYPE_SPI_MISO,
|
||
|
|
AF_PIN_TYPE_SPI_SCK,
|
||
|
|
AF_PIN_TYPE_SPI_NSS,
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
mp_obj_base_t base;
|
||
|
|
uint8_t idx;
|
||
|
|
uint8_t fn;
|
||
|
|
uint8_t unit;
|
||
|
|
uint8_t type;
|
||
|
|
|
||
|
|
union {
|
||
|
|
void *reg;
|
||
|
|
TIM_TypeDef *TIM;
|
||
|
|
I2C_TypeDef *I2C;
|
||
|
|
USART_TypeDef *USART;
|
||
|
|
USART_TypeDef *UART;
|
||
|
|
SPI_TypeDef *SPI;
|
||
|
|
};
|
||
|
|
} pin_af_obj_t;
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
mp_obj_base_t base;
|
||
|
|
const char *name;
|
||
|
|
uint16_t port : 4;
|
||
|
|
uint16_t pin : 4;
|
||
|
|
uint16_t num_af : 4;
|
||
|
|
uint16_t pin_mask;
|
||
|
|
GPIO_TypeDef *gpio;
|
||
|
|
const pin_af_obj_t *af;
|
||
|
|
} pin_obj_t;
|
||
|
|
|
||
|
|
extern const mp_obj_type_t pin_obj_type;
|
||
|
|
extern const mp_obj_type_t pin_af_obj_type;
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
const char *name;
|
||
|
|
const pin_obj_t *pin;
|
||
|
|
} pin_named_pin_t;
|
||
|
|
|
||
|
|
extern const pin_named_pin_t pin_board_pins[];
|
||
|
|
extern const pin_named_pin_t pin_cpu_pins[];
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
mp_obj_base_t base;
|
||
|
|
mp_obj_t mapper;
|
||
|
|
mp_obj_t map_dict;
|
||
|
|
bool debug;
|
||
|
|
} pin_map_obj_t;
|
||
|
|
|
||
|
|
extern pin_map_obj_t pin_map_obj;
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
mp_obj_base_t base;
|
||
|
|
const char *name;
|
||
|
|
const pin_named_pin_t *named_pins;
|
||
|
|
} pin_named_pins_obj_t;
|
||
|
|
|
||
|
|
extern const pin_named_pins_obj_t pin_board_pins_obj;
|
||
|
|
extern const pin_named_pins_obj_t pin_cpu_pins_obj;
|
||
|
|
|
||
|
|
const pin_obj_t *pin_find_named_pin(const pin_named_pin_t *pins, const char *name);
|
||
|
|
const pin_af_obj_t *pin_find_af(const pin_obj_t *pin, uint8_t fn, uint8_t unit, uint8_t pin_type);
|
||
|
|
|
||
|
|
void pin_map_init(void);
|
||
|
|
|
||
|
|
// C function for mapping python pin identifier into an ordinal pin number.
|
||
|
|
const pin_obj_t *pin_map_user_obj(mp_obj_t user_obj);
|
||
|
|
|