mirror of
https://github.com/armfly/H7-TOOL_STM32H7_App.git
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74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
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/*
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*********************************************************************************************************
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*
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* 模块名称 : MODEBUS 通信模块 (主机程序）
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* 文件名称 : modbus_host.h
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* 版 本 : V1.0
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* 说 明 : 头文件
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*
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* Copyright (C), 2015-2016, 安富莱电子 www.armfly.com
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*
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*********************************************************************************************************
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*/
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#ifndef __MOSBUS_HOST_H
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#define __MOSBUS_HOST_H
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#define SlaveAddr 0x55 /* 面板作为时，主板作从机 */
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#define REG_P16 0x000F
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#define REG_P18 0x0011
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#define REG_P63 0x003E /* 主板软件版本号 */
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/* RTU 应答代码 */
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#define RSP_OK 0 /* 成功 */
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#define RSP_ERR_CMD 0x01 /* 不支持的功能码 */
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#define RSP_ERR_REG_ADDR 0x02 /* 寄存器地址错误 */
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#define RSP_ERR_VALUE 0x03 /* 数据值域错误 */
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#define RSP_ERR_WRITE 0x04 /* 写入失败 */
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#define H_RX_BUF_SIZE (2 * 1024)
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#define H_TX_BUF_SIZE (2 * 1024)
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typedef struct
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{
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uint8_t *RxBuf; /* 注意是指针，没有分配内存 */
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uint8_t RxCount;
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uint8_t RxStatus;
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uint8_t RxNewFlag;
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uint8_t RspCode;
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uint8_t TxBuf[H_TX_BUF_SIZE];
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uint8_t TxCount;
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uint16_t Reg03H; /* 保存主机发送的03H指令的寄存器首地址 */
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uint16_t Reg30H; /* 保存主机发送的30H指令的寄存器首地址 */
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uint8_t RegNum; /* 寄存器个数 */
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uint8_t fAck05H; /* 05H指令的应答 */
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uint8_t fAck06H; /* 06H指令的应答。0 表示执行失败 1表示执行成功 */
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uint8_t fAck03H;
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}MODH_T;
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extern MODH_T g_tModH;
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void MODH_SendWithCRC(void);
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void MODH_Send03H(uint8_t _addr, uint16_t _reg, uint16_t _num);
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void MODH_Send05H(uint8_t _addr, uint16_t _reg, uint16_t _value);
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void MODH_Send06H(uint8_t _addr, uint16_t _reg, uint16_t _value);
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void MODH_Send10H(uint8_t _addr, uint16_t _reg, uint8_t _num, uint8_t *_buf);
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uint8_t MODH_WriteParam_06H(uint16_t _reg, uint16_t _value);
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uint8_t MODH_WriteParam_05H(uint16_t _reg, uint16_t _value);
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uint8_t MODH_ReadParam_03H(uint16_t _reg, uint16_t _num);
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uint8_t MODH_Poll(uint8_t *_buf, uint16_t _len);
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#endif
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/***************************** 安富莱电子 www.armfly.com (END OF FILE) *********************************/
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