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38 lines
783 B
C
38 lines
783 B
C
#ifndef _P_SERIAL_MGR_H_
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#define _P_SERIAL_MGR_H_
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#include "p_cbuffer.h"
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#include "stm32l4xx_hal.h"
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#include <stdbool.h>
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// start byte
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// src_addr {1} +
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// dest_addr {1} +
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// frame_length {1} +
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// checksum {1} +
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// frame_data {510} -- making it 510 instead of 511 so it is easily divisible
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#define MAX_MESSAGE_LEN (516)
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#define MAX_FRAME_DATA_LEN (510)
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// motor controller
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#define DEVICE_ADDR (0x02)
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// pi
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#define MASTER_ADDR (0x01)
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typedef struct serial_pkt_t
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{
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uint8_t *src_addr;
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uint8_t *dest_addr;
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uint8_t *frame_data_len;
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uint8_t *checksum;
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uint8_t *frame_data;
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uint8_t data[MAX_MESSAGE_LEN];
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int msg_len;
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} serial_pkt_t;
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void p_serial_mgr_init(UART_HandleTypeDef *huart, DMA_HandleTypeDef *hdma);
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void p_serial_mgr_service(void);
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void p_serial_mgr_start();
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#endif
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