| 1 | #include <Adafruit_BusIO_Register.h> |
| 2 | #include <Adafruit_SPIDevice.h> |
| 3 | |
| 4 | #define SPIDEVICE_CS 10 |
| 5 | Adafruit_SPIDevice spi_dev = Adafruit_SPIDevice(SPIDEVICE_CS); |
| 6 | |
| 7 | void setup() { |
| 8 | while (!Serial) { |
| 9 | delay(10); |
| 10 | } |
| 11 | Serial.begin(115200); |
| 12 | Serial.println("SPI device register test"); |
| 13 | |
| 14 | if (!spi_dev.begin()) { |
| 15 | Serial.println("Could not initialize SPI device"); |
| 16 | while (1) |
| 17 | ; |
| 18 | } |
| 19 | |
| 20 | Adafruit_BusIO_Register id_reg = |
| 21 | Adafruit_BusIO_Register(&spi_dev, 0x0F, ADDRBIT8_HIGH_TOREAD); |
| 22 | uint8_t id = 0; |
| 23 | id_reg.read(&id); |
| 24 | Serial.print("ID register = 0x"); |
| 25 | Serial.println(id, HEX); |
| 26 | |
| 27 | Adafruit_BusIO_Register thresh_reg = Adafruit_BusIO_Register( |
| 28 | &spi_dev, 0x0C, ADDRBIT8_HIGH_TOREAD, 2, LSBFIRST); |
| 29 | uint16_t thresh = 0; |
| 30 | thresh_reg.read(&thresh); |
| 31 | Serial.print("Initial threshold register = 0x"); |
| 32 | Serial.println(thresh, HEX); |
| 33 | |
| 34 | thresh_reg.write(~thresh); |
| 35 | |
| 36 | Serial.print("Post threshold register = 0x"); |
| 37 | Serial.println(thresh_reg.read(), HEX); |
| 38 | } |
| 39 | |
| 40 | void loop() {} |