weatherstation/firmware/libraries/Adafruit_BusIO/examples/i2c_registers/i2c_registers.ino
2022-11-11 11:11:25 +01:00

38 lines
No EOL
1 KiB
C++

#include <Adafruit_I2CDevice.h>
#include <Adafruit_BusIO_Register.h>
#define I2C_ADDRESS 0x60
Adafruit_I2CDevice i2c_dev = Adafruit_I2CDevice(I2C_ADDRESS);
void setup() {
while (!Serial) { delay(10); }
Serial.begin(115200);
Serial.println("I2C device register test");
if (!i2c_dev.begin()) {
Serial.print("Did not find device at 0x");
Serial.println(i2c_dev.address(), HEX);
while (1);
}
Serial.print("Device found on address 0x");
Serial.println(i2c_dev.address(), HEX);
Adafruit_BusIO_Register id_reg = Adafruit_BusIO_Register(&i2c_dev, 0x0C, 2, LSBFIRST);
uint16_t id;
id_reg.read(&id);
Serial.print("ID register = 0x"); Serial.println(id, HEX);
Adafruit_BusIO_Register thresh_reg = Adafruit_BusIO_Register(&i2c_dev, 0x01, 2, LSBFIRST);
uint16_t thresh;
thresh_reg.read(&thresh);
Serial.print("Initial threshold register = 0x"); Serial.println(thresh, HEX);
thresh_reg.write(~thresh);
Serial.print("Post threshold register = 0x"); Serial.println(thresh_reg.read(), HEX);
}
void loop() {
}