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46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
#include "modbus-master.h"
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#include "gefran_gtf.h"
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#include <stdint.h>
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uint16_t gtf_firmware_version(uint8_t address){
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return gtf_read_register(address, GTF_FIRMWARE_VERSION);
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}
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void gtf_init(uint8_t addr){
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gtf_write_register(addr, 55, 1<<4);
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gtf_write_register(addr, 56, 0);
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}
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uint16_t gtf_read_register(uint8_t address, uint8_t reg){
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uint16_t val = 0;
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readReg(address, reg, 1);
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int8_t res = wait_receive(1, &val, 50);
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if(!res)
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return val;
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else
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return res;
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}
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int8_t gtf_write_register(uint8_t address, uint8_t reg, uint16_t value){
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writeReg(address, reg, value);
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return wait_write(50);
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}
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int8_t gtf_read_coil(uint8_t address, uint8_t coil){
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uint16_t val=0;
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readCoil(address, coil);
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uint8_t res = wait_receive_coil(20);
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if(res)
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return -1;
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return val;
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}
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int8_t gtf_write_coil(uint8_t address, uint8_t coil, uint8_t val){
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writeCoil(address, coil, val);
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uint8_t res = wait_write(20);
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if(res)
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return -1;
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return val;
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}
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