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meterbus state machine

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This commit is contained in:
Wolfgang Hottgenroth
2020-11-02 19:23:11 +01:00
parent bff688884b
commit 387f562629
2 changed files with 208 additions and 42 deletions
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32
cube/User/Inc/mbusComm.h
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@ -4,6 +4,38 @@
#include <main.h>
#include <stdint.h>
typedef struct {
uint8_t start1;
uint8_t length1;
uint8_t length2;
uint8_t start2;
uint8_t l;
uint8_t c;
uint8_t a;
uint8_t ci;
uint8_t *userdata;
uint8_t chksum;
uint8_t stop;
} t_longframe;
typedef enum {
MBCR_SUCCESS = 0,
MBCR_ERROR_TIMEOUT,
MBCR_ERROR_LOOP_FAILURE,
MBCR_ERROR_TX_REG_UNACCESSIBLE,
MBCR_ERROR_OUT_OF_MEMORY__FRAME,
MBCR_ERROR_OUT_OF_MEMORY__USERDATA,
MBCR_ERROR_STATE_ENGINE__START1,
MBCR_ERROR_STATE_ENGINE__LENGTH1,
MBCR_ERROR_STATE_ENGINE__LENGTH2,
MBCR_ERROR_STATE_ENGINE__START2,
MBCR_ERROR_STATE_ENGINE__INVALID_CHKSUM,
MBCR_ERROR_STATE_ENGINE__STOP,
MBCR_ERROR_STATE_ENGINE__ILLEGAL_STATE,
MBCR_ERROR_STATE_ENGINE__UNKNOWN
} t_mbusCommResult;
void mbusCommRequest(uint8_t cmd, uint8_t addr);
void mbusCommTxCpltCallback(UART_HandleTypeDef *huart);
void mbusCommRxCpltCallback(UART_HandleTypeDef *huart);