Hardware requirements

  • Mini/micro USB cable

  • FRDM-KE02Z40M board

  • Personal Computer

Board settings

Connect PTB3(J2-8)( TPM0_CH1) to Oscilloscope channel 1 Connect PTB2(J2-12)( TPM0_CH0) to Oscilloscope channel 2

Prepare the Demo

  1. Connect a USB cable between the host PC and the OpenSDA USB port on the target board.

  2. Open a serial terminal with the following settings:

    • 115200 baud rate

    • 8 data bits

    • No parity

    • One stop bit

    • No flow control

  3. Download the program to the target board.

  4. 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 example runs successfully, you can see information from the terminal as below.

TPM example to output PWM on 2 channels

If an LED is connected to the TPM pin, you will see a change in LED brightness if you enter different values
If no LED is connected to the TPM pin, then probe the signal using an oscilloscope
Please enter a value to update the Duty cycle:
Note: The range of value is 0 to 9.
For example: If enter '5', the duty cycle will be set to 50 percent.
Value:5
The duty cycle was successfully updated!

Please enter a value to update the Duty cycle:
Note: The range of value is 0 to 9.
For example: If enter '5', the duty cycle will be set to 50 percent.
Value: