19 lines
461 B
C
19 lines
461 B
C
#include "ds18b20.h"
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#include "onewire.h"
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void DS18B20_startConvert(void) {
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OneWire_init();
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OneWire_writeByte(DS18B20_SKIP_ROM);
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OneWire_writeByte(DS18B20_CONVERT_TEMP);
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}
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int DS18B20_readTemperature(void) {
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OneWire_init();
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OneWire_writeByte(DS18B20_SKIP_ROM);
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OneWire_writeByte(DS18B20_READ_SCRATCHPAD);
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uchar T_LSB = OneWire_readByte();
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uchar T_MSB = OneWire_readByte();
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int temp = T_MSB << 8 | T_LSB;
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return temp;
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}
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