eive-obsw/mission/devices/max1227.cpp
Robin Mueller 63ec6d3eae
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add max1227 module
2022-02-22 13:39:04 +01:00

29 lines
893 B
C++

#include "max1227.h"
#include <cstring>
void max1227::prepareExternallyClockedSingleChannelRead(uint8_t *spiBuf, uint8_t channel,
size_t &sz) {
spiBuf[0] = buildConvByte(ScanModes::N_ONCE, channel, false);
spiBuf[1] = 0x00;
spiBuf[2] = 0x00;
sz = 3;
}
void max1227::prepareExternallyClockedRead0ToN(uint8_t *spiBuf, uint8_t n, size_t &sz) {
for (uint8_t idx = 0; idx <= n; idx++) {
spiBuf[idx * 2] = buildConvByte(ScanModes::N_ONCE, idx, false);
spiBuf[idx * 2 + 1] = 0x00;
}
spiBuf[(n + 1) * 2] = 0x00;
sz += (n + 1) * 2 + 1;
}
void max1227::prepareExternallyClockedTemperatureRead(uint8_t *spiBuf, size_t &sz) {
spiBuf[0] = buildConvByte(ScanModes::N_ONCE, 0, true);
std::memset(spiBuf + 1, 0, 24);
sz += 25;
}
float max1227::getTemperature(int16_t temp) { return static_cast<float>(temp) * 0.125; }