embedded-lab/labs/006_i2c_lcd_1602/firmware.md

Firmware

Expected Behavior

• Run I2C scanner.
• Record detected address.
• Initialize LCD as 16x2.
• Print a short test message.

Physical Test Procedure

1. Measure SDA/SCL idle voltage.
2. Run I2C scanner.
3. Adjust contrast.
4. Print test text.
5. Record address and actual behavior.

Code

TODO: добавить I2C scanner и LCD test code после выбора workflow.

Actual Result

TODO: записать scanner output и display result.