This commit is contained in:
Wolfgang Hottgenroth 2019-10-04 13:17:03 +02:00
parent 3032cf9a3c
commit 54764933ec
Signed by: wn
GPG Key ID: 6C1E5E531E0D5D7F

View File

@ -65,27 +65,27 @@ void isr() {
t = ! t;
}
void writeCmd(c) {
void writeCmd(uint8_t c) {
uint8_t buf[1];
buf[0] = c;
wiringPiSPIDataRW(SPI_CHAN, buf, 1);
}
void writeCmdData(c, d) {
void writeCmdData(uint8_t c, uint8_t d) {
uint8_t buf[2];
buf[0] = c;
buf[1] = d;
wiringPiSPIDataRW(SPI_CHAN, buf, 2);
}
uint8_t read8(c) {
uint8_t read8(uint8_t c) {
uint8_t buf[2];
buf[0] = c;
wiringPiSPIDataRW(SPI_CHAN, buf, 2);
return buf[1];
}
uint32_t read32(c) {
uint32_t read32(uint8_t c) {
uint8_t buf[5];
buf[0] = c;
wiringPiSPIDataRW(SPI_CHAN, buf, 5);