46 lines
964 B
C
46 lines
964 B
C
|
/*
|
||
|
|
* TMP144.h
|
||
|
|
*
|
||
|
|
* Created on: Mar 22, 2022
|
||
|
|
* Author: Jasper
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef INC_TMP144_H_
|
||
|
|
#define INC_TMP144_H_
|
||
|
|
|
||
|
|
#include "common_defs.h"
|
||
|
|
|
||
|
|
#include "stm32f4xx_hal.h"
|
||
|
|
|
||
|
|
extern volatile uint16_t temperatures[N_CELLS];
|
||
|
|
|
||
|
|
typedef enum {
|
||
|
|
TMP144_IDLE,
|
||
|
|
TMP144_RESETTING,
|
||
|
|
TMP144_INITIALIZING,
|
||
|
|
TMP144_READING_TEMP
|
||
|
|
} TMP144State;
|
||
|
|
|
||
|
|
typedef struct {
|
||
|
|
UART_HandleTypeDef* handle;
|
||
|
|
TMP144State state;
|
||
|
|
|
||
|
|
uint8_t rxbuf[34];
|
||
|
|
|
||
|
|
size_t n_sensors;
|
||
|
|
uint8_t sensor_mappings[16];
|
||
|
|
} TMP144Bus;
|
||
|
|
|
||
|
|
HAL_StatusTypeDef tmp144_init(UART_HandleTypeDef* busbar_side,
|
||
|
|
UART_HandleTypeDef* other_side);
|
||
|
|
|
||
|
|
HAL_StatusTypeDef tmp144_init_reset(TMP144Bus* bus);
|
||
|
|
HAL_StatusTypeDef tmp144_init_post_reset(TMP144Bus* bus);
|
||
|
|
HAL_StatusTypeDef tmp144_init_post_addr(TMP144Bus* bus);
|
||
|
|
|
||
|
|
HAL_StatusTypeDef tmp144_read_temps();
|
||
|
|
HAL_StatusTypeDef tmp144_send_read_temps(TMP144Bus* bus);
|
||
|
|
HAL_StatusTypeDef tmp144_recv_temps(TMP144Bus* bus);
|
||
|
|
|
||
|
|
#endif /* INC_TMP144_H_ */
|