43 lines
810 B
C
43 lines
810 B
C
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#ifndef _BSP_LIN_H
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#define _BSP_LIN_H
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#include "at32a423.h"
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#define Lin_Speed 19200
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//LIN<49><4E><EFBFBD><EFBFBD>״̬
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typedef enum
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{
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BREAK_GET = 0,
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SYNCH_GET,
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PID_GET,
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MSG_GET,
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CHECKSUM_GET,
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}lin_rxstate_enum;
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typedef enum
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{
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LIN_OK = 0,
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FIFO_VOID, //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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SYNC_ERR, //ͬ<><CDAC><EFBFBD>δ<EFBFBD><CEB4><EFBFBD>
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PID_ERR, //PID<49><44><EFBFBD><EFBFBD>
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NO_RESPONES, //<2F><><EFBFBD><EFBFBD>Ӧ
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CYHECK_ERR, //<2F><><EFBFBD>ݳ<EFBFBD><DDB3>ȴ<EFBFBD><C8B4><EFBFBD>
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FORMAT_ERR, //У<><D0A3><EFBFBD>ʹ<EFBFBD><CDB4><EFBFBD>
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}lin_error_enum;
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#pragma pack (1)
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typedef struct
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{
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uint8_t sync; //ͬ<><CDAC><EFBFBD>Σ<EFBFBD><CEA3>̶<EFBFBD>ֵ0x55
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uint8_t frameid; //֡ID
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uint8_t pid; //PID
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uint8_t datalen; //LIN<49><4E><EFBFBD>ݶ<EFBFBD><DDB6><EFBFBD>Ч<EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
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uint8_t data[8]; //<2F><><EFBFBD>ݶΣ<DDB6>lin<69>涨<EFBFBD><E6B6A8><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD><EFBFBD><EFBFBD>8<EFBFBD>ֽڣ<D6BD>
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uint8_t checksum; //У<><D0A3><EFBFBD><EFBFBD>
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}lin_msg_struct;
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#pragma pack()
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void lin_init(void);
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uint8_t rx_ring_buffer_get_lin_msg(lin_msg_struct * p_lin_msg);
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void USART3_IRQHandler(void);
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#endif
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