47 lines
898 B
C++
47 lines
898 B
C++
/*
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* ads1210.cpp
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*
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* Created on: Nov 2, 2014
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* Author: wn
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*/
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// #include <Arduino.h>
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#include <SPI.h>
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#include "ads1210.h"
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ADS1210::ADS1210(uint8_t csPin) : m_csPin(csPin) {
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}
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void ADS1210::enableCS() const {
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digitalWrite(m_csPin, LOW);
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}
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void ADS1210::disableCS() const {
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digitalWrite(m_csPin, HIGH);
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}
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void ADS1210::writeCMR (const uint8_t cmr3, const uint8_t cmr2,
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const uint8_t cmr1, const uint8_t cmr0) const {
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uint8_t instr = INSR_MB1 | INSR_MB0 | ADDR_CMR3;
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enableCS();
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SPI.transfer(instr);
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SPI.transfer(cmr3);
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SPI.transfer(cmr2);
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SPI.transfer(cmr1);
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SPI.transfer(cmr0);
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disableCS();
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}
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void ADS1210::begin() const {
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// initialization of SPI
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pinMode(m_csPin, OUTPUT);
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digitalWrite(m_csPin, HIGH);
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SPI.begin();
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SPI.setBitOrder(MSBFIRST);
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SPI.setClockDivider(SPI_CLOCK_DIV2);
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SPI.setDataMode(SPI_MODE0);
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// initialization of the ADS1210
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}
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