Introduction
This example demonstrates probing of sensor via I2C and reading data from it. It makes use of the LLD driver and it's polling transfer API. The application reads data from the temperature sensor in the EVM. Application reads 20 samples from the sensor and exits.
Supported Combinations
Parameter | Value |
CPU + OS | r5fss0-0 nortos |
Toolchain | ti-arm-clang |
Boards | am263x-cc, am263x-lp |
Example folder | examples/drivers/i2c/i2c_temperature_polling_lld |
Steps to Run the Example
See Also
I2C Low Level Driver
Sample Output
Shown below is a sample output when the application is run,
[I2C] I2C Temperature Read test Started in polling mode ... !!!
[I2C] Temperature sensor found at device address 0x4c
[I2C] Sample 0: 44.000000 (celcius)
[I2C] Sample 1: 44.000000 (celcius)
[I2C] Sample 2: 44.000000 (celcius)
[I2C] Sample 3: 44.000000 (celcius)
[I2C] Sample 4: 44.000000 (celcius)
[I2C] Sample 5: 44.000000 (celcius)
[I2C] Sample 6: 44.000000 (celcius)
[I2C] Sample 7: 44.000000 (celcius)
[I2C] Sample 8: 44.000000 (celcius)
[I2C] Sample 9: 44.000000 (celcius)
[I2C] Sample 10: 44.000000 (celcius)
[I2C] Sample 11: 44.000000 (celcius)
[I2C] Sample 12: 44.000000 (celcius)
[I2C] Sample 13: 44.000000 (celcius)
[I2C] Sample 14: 44.000000 (celcius)
[I2C] Sample 15: 44.000000 (celcius)
[I2C] Sample 16: 44.000000 (celcius)
[I2C] Sample 17: 44.000000 (celcius)
[I2C] Sample 18: 44.000000 (celcius)
[I2C] Sample 19: 44.000000 (celcius)
All tests have passed!!