AnsweredAssumed Answered

Can not flash my S12ZVCA

Question asked by Aaron Lee on Sep 30, 2017
Latest reply on Sep 30, 2017 by lama

Dear Sir,

 

I've made 3 boards for prototype. The one work fine. The other 2 can not flash.

Do you have any recommend for the schematic? 

 

I have measure BDM voltage of 3 boards without connect flash tool. The voltage as follow:

Board 1 (can flash)

Pin1: 4.93V

Pin2: 0V

Pin3: 

Pin4: 4.94V

Pin5:

Pin6: 4.95V

 

Board 2 (can not flash)

Pin1: 1.3V

Pin2: 0V

Pin3: 

Pin4: 4.97V

Pin5:

Pin6: 4.97V

 

Board 3 (can not flash)

Pin1: 4.98V

Pin2: 0V

Pin3: 

Pin4: 5.01V

Pin5:

Pin6: 5.01V

 

Do you have any recommend? 

MCU: S12ZVCA

Tools: PE Micro USB Multilink Universal Rev.C + BDM interface

Notebook: CodeWarrior v10.7 + Windows 10

 

Best Regards,

Aaron

Outcomes