con này của mình khi boot thì máy báo là:
Getting MCU ID
Phone didn't answer with TX line high after power on!
Causes:
1. Phone don't power on -> Check cable
2. TX pin from phone don't make contact -> Check cable
3. UPP damaged -> change UPP
MCU ID: 0xAAAA
Failed! Aborting!
Done!
Phone Restarted...
ai biết sin chỉ dùm(mình dùng JAF)