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61 lines
979 B
61 lines
979 B
17 years ago
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extern "C" {
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#include <Wire/Wire.h>
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}
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#include "ds1624.h"
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DS1624::DS1624()
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{
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#ifdef WIRE_LIB_SCAN_MOD
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/*if (!Wire.isStarted())*/ Wire.begin();
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#else
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Wire.begin();
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#endif
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}
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DS1624 TEMP = DS1624();
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void DS1624::Init(void)
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{
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Wire.beginTransmission(DS1624_ADDR);
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Wire.send(DS1624_CONFIG);
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Wire.send(DS1624_CONFIGS);
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Wire.endTransmission();
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delay(10);
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Wire.beginTransmission(DS1624_ADDR);
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Wire.send(DS1624_CONFIG);
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Wire.endTransmission();
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Wire.requestFrom(DS1624_ADDR, 1);
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Wire.beginTransmission(DS1624_ADDR);
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Wire.send(DS1624_SMPL_START);
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Wire.endTransmission();
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#ifdef DS1624_HANDLE_BOOT_DELAY
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delay(1500);
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#endif
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}
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uint16_t DS1624::readTemp(void)
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{
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uint16_t res = 0;
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Wire.beginTransmission(DS1624_ADDR);
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Wire.send(DS1624_READ_TEMP);
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Wire.endTransmission();
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Wire.requestFrom(DS1624_ADDR, 2);
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while (!Wire.available());
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res = (uint8_t) (Wire.receive())<<8;
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while (!Wire.available());
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res |= (uint8_t) Wire.receive();
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return res;
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}
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