26 lines
576 B
C
26 lines
576 B
C
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#ifndef _MODBUS_H
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#define _MODBUS_H
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#include <stdint.h>
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#include "gwordvar.h"
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#define setBit(Add) gBitVar[(Add)>>3] |= (1<<((Add)&0x07))
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#define clrBit(Add) gBitVar[(Add)>>3] &= ~(1<<((Add)&0x07))
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#define BUFFER_SIZE 2000
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#define gBIT_SIZE 128
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#define MODBUS_SALVE_ADDRESS 0x01
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extern uint8_t gBitVar[(gBIT_SIZE+7)/8];
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extern uint8_t rx_buffer[256];
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extern uint8_t tx_buffer[256];
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extern uint16_t rx_buff_len;
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extern int ModbusSlaveProcess(uint8_t *txbuf, uint8_t *rxbuf, uint16_t rxLen, int is_crc);
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void ModBusWordWriteHook(uint16_t addr, uint16_t length);
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#endif
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