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Merge pull request #21 from adafruit/spi_modes

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fixing support for SPI modes 2 & 3
This commit is contained in:
siddacious
2020-04-22 13:08:16 -07:00
committed by GitHub
parent f9b3c37ed3 e4243a9fe9
commit de9fdab312
1 changed files with 2 additions and 2 deletions
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Adafruit_SPIDevice.cpp
+2 -2
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@@ -123,7 +123,7 @@ void Adafruit_SPIDevice::transfer(uint8_t *buffer, size_t len) {
// Serial.print(send, HEX);
for (int b = 7; b >= 0; b--) {
reply <<= 1;
if (_dataMode == SPI_MODE0) {
if (_dataMode == SPI_MODE0 || _dataMode == SPI_MODE2) {
if (_mosi != -1) {
digitalWrite(_mosi, send & (1 << b));
}
@@ -133,7 +133,7 @@ void Adafruit_SPIDevice::transfer(uint8_t *buffer, size_t len) {
}
digitalWrite(_sck, LOW);
}
if (_dataMode == SPI_MODE1) {
if (_dataMode == SPI_MODE1 || _dataMode == SPI_MODE3) {
digitalWrite(_sck, HIGH);
if (_mosi != -1) {
digitalWrite(_mosi, send & (1 << b));