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Fix for #1 by making delay explicit #2

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Merged
merged 2 commits into from
Mar 31, 2020
Merged

Fix for #1 by making delay explicit #2

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056b098
Resprect tIdleReg of 750 nS
douweh Mar 31, 2020
f14f29a
undo storing in debug val
douweh Mar 31, 2020
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2 changes: 2 additions & 0 deletions src/MagAlpha.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -109,9 +109,11 @@ uint8_t MagAlpha::readRegister(uint8_t address){
digitalWrite(_spiChipSelectPin, LOW);
SPI.transfer16(READ_REG_COMMAND | ((address & 0x1F) << 8) | 0x00);
digitalWrite(_spiChipSelectPin, HIGH);
delayMicroseconds(1); //Wait for 1us (=1000 ns) to respect tIdleReg of 750ns before register readout
digitalWrite(_spiChipSelectPin, LOW);
readbackRegisterValue = ((SPI.transfer16(0x0000) & 0xFF00) >> 8);
digitalWrite(_spiChipSelectPin, HIGH);
delayMicroseconds(1); //Wait for 1us (=1000 ns) to respect tIdleReg of 750ns after register readout
return readbackRegisterValue;
}

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