PlatformIO-Libs/SparkFunGNSS
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Change COPI data from 0x0A to 0xFF during 'read' transactions

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This commit is contained in:
PaulZC
2021-06-28 17:24:16 +01:00
parent e4dbf7ae3a
commit 81003bf371
1 changed files with 2 additions and 2 deletions
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src/SparkFun_u-blox_GNSS_Arduino_Library.cpp
+2 -2
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@@ -850,13 +850,13 @@ boolean SFE_UBLOX_GNSS::checkUbloxSpi(ubxPacket *incomingUBX, uint8_t requestedC
SPISettings settingsA(_spiSpeed, MSBFIRST, SPI_MODE0); SPISettings settingsA(_spiSpeed, MSBFIRST, SPI_MODE0);
_spiPort->beginTransaction(settingsA); _spiPort->beginTransaction(settingsA);
digitalWrite(_csPin, LOW); digitalWrite(_csPin, LOW);
uint8_t byteReturned = _spiPort->transfer(0x0A); uint8_t byteReturned = _spiPort->transfer(0xFF);
// Note to future self: I think the 0xFF check will cause problems when attempting to process (e.g.) RAWX data // Note to future self: I think the 0xFF check will cause problems when attempting to process (e.g.) RAWX data
// which could legitimately contain 0xFF within the data stream // which could legitimately contain 0xFF within the data stream
while (byteReturned != 0xFF || currentSentence != NONE) while (byteReturned != 0xFF || currentSentence != NONE)
{ {
process(byteReturned, incomingUBX, requestedClass, requestedID); process(byteReturned, incomingUBX, requestedClass, requestedID);
byteReturned = _spiPort->transfer(0x0A); byteReturned = _spiPort->transfer(0xFF);
} }
digitalWrite(_csPin, HIGH); digitalWrite(_csPin, HIGH);
_spiPort->endTransaction(); _spiPort->endTransaction();