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MK20DX128VFM5 IC question

Question asked by 劉 欣展 on Aug 8, 2016
Latest reply on Aug 8, 2016 by rasto

i design circuit board , i use the MK20DX128VFM5  IC ,the power is ok

1.why  IC pin 19(reset pin) have clock 18khz?

2.the IC initial firmware is open sda2.1??

3.i have a SEGGER JLINK (JTAG),so can i use that progamming MK20DX128VFM5?

4.can i  programming MK20DX128VFM5 IC by usb port

 

thanks for your help

 

 

 

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