we need help with our first KL25Z128 custom board, we are unable to program using the "PE Multilink Universal". For the CPU, we have based our design in the FRDM-KL25Z (see attached sch, please). We can program the FRDM-KL25Z using the Multilink (J6 header) but not our board. Any help will be appreciated.
As difference, note:
- we don't have mounted external clock
- reset pin, 0.1 uF instead (also tested with1 uF)
The progammer have the following lines connected, as the FRDM-KL25Z:
Juan A Luna