Hardware requirements

• Micro USB cable

• MIMX8ULP-EVK/EVK9 board

• J-Link Debug Probe

• 5V power supply

• Personal Computer

Board settings

• Set 0~1.8V voltage input to CH5A(J11-7) by using DC power supply

Please note this application can’t support running with Linux BSP!

Prepare the Demo

1. Connect 5V power supply and J-Link Debug Probe to the board, switch SW1 to power on the board.

2. Connect a micro USB cable between the host PC and the J6 USB port on the target board.

3. Open a serial terminal with the following settings:

   • 115200 baud rate

   • 8 data bits

   • No parity

   • One stop bit

   • No flow control

4. Download the program to the target board.

5. Either press the reset button on your board or launch the debugger in your IDE to begin running the example.

Running the demo

When the demo runs successfully, following information can be seen on the terminal:

LPADC Polling Example
ADC Full Range: 4096
Full channel scale (Factor of 1).
Please press any key to get user channel's ADC value.
ADC value: 0
ADC value: 4095