// void begin(int8_t sck = -1, int8_t miso = -1, int8_t mosi = -1, int8_t ss = -1);
// private const int SPI_BEGIN = 1200;
public void begin(int sck = -1, int miso = -1, int mosi = -1, int ss = -1)
{
Esp32If.GpioExtent[] exts = new Esp32If.GpioExtent[] {
new Esp32If.GpioExtent(),
new Esp32If.GpioExtent(),
new Esp32If.GpioExtent()
};
/*
* p1=spiBus
* p2=sck
## extension ##
##int miso
##int mosi
##int ss
*/
exts[0].Contents = esp32If.IntToBytes(miso);
exts[1].Contents = esp32If.IntToBytes(mosi);
exts[2].Contents = esp32If.IntToBytes(ss);
esp32If.GpioCommandExt(SPI_BEGIN, (int)spiBus, sck, exts);
}
// void begin(int sda = -1, int scl = -1, uint32_t frequency = 0);
// private const int I2C_BEGIN = 600;
public void begin(int sda = -1, int scl = -1, uint frequency = 0)
{
Esp32If.GpioExtent[] exts = new Esp32If.GpioExtent[] {
new Esp32If.GpioExtent(),
new Esp32If.GpioExtent()
};
/*
* p1=busNum
* p2=sda
## extension ##
##int scl
##uint frequency
*/
exts[0].Contents = esp32If.IntToBytes(scl);
exts[1].Contents = esp32If.IntToBytes((int)frequency);
esp32If.GpioCommandExt(I2C_BEGIN, busNum, sda, exts);
}
