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mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
04-11-2023, 17:40 PM,
Post: #1
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mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
Hi!
Anyone have expirience reading this mcu with UPA USB v1.3 clone? I have error Device not respond. I'm trying to read as hc05b32. Screnns below. I did a self test in UPA, and everything is ok. Thanks in advance! |
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04-11-2023, 18:45 PM,
Post: #2
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
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04-11-2023, 18:54 PM,
Post: #3
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
I need to read dump from this mcu...
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04-11-2023, 20:15 PM,
(This post was last modified: 04-11-2023, 20:19 PM by VVlad.)
Post: #4
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
How do you connect to the CPU?
Quartz frequency, signal levels on the pins, |
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11-11-2023, 11:41 AM,
Post: #5
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
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11-11-2023, 21:44 PM,
Post: #6
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
I use an adapter MC68HC705B16 and read as MC68HC05B32. Works fine
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18-11-2023, 06:50 AM,
Post: #7
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
Thanks for answers. I think the processor have secure bit. Can in earase Epprom and write new with UPA? How can i earese the epprom?
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18-11-2023, 15:20 PM,
Post: #8
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RE: mc68hc705b32 from Audi Chorus M4 - UPA USB 1.3 read error
This MCU has no protection
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