SPI
- SPISettings
- begin()
- beginTransaction()
- endTransaction()
- end()
- setBitOrder()
- setClockDivider()
- setDataMode()
- transfer()
- usingInterrupt()
专题
ArduinoSPI.beginTransaction()
Initializes the SPI bus. Note that calling SPI.begin() is required before calling this one.
Syntax
SPI.beginTransaction(mySettings)
Parameters
mySettings: the chosen settings (see SPISettings).
Returns
None.
