Hello,
I am following your tutorial and it is very good explained.
When i want to erase the chip a get this message
Possible protection is enabled. Press "Unprotect" and check datasheet
Erasing memory...
Do you know what is the cause.
Thank you.
[TUTORIAL] LattePanda Bios Reflash Save LP from red light
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- Posts are to be made in the relevant forum. Users are asked to read the forum descriptions before posting.
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- Members should use an appropriate, descriptive subject when posting a new topic. Examples of bad subjects include; "Help me!", "I'm stuck!", "I've got an error!", etc. Examples of good subjects include; "Getting an TABLE FULL error upon login", "Cannot restore a backup".
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- Members should post in a way that is respectful of other users. Flaming or abusing users in any way will not be tolerated and will lead to a warning. Vulgar language and inappropriate material is not allowed and will be removed. We try to maintain a family friendly atmosphere whenever it is possible within the main subject matter of this community. Please keep this in mind when participating.
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Thank you for visiting LattePanda.com!
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LattePanda
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Hi guadalupeescoto,
could you please take a pic of this message? we don't have this problem always.
did you connect power when reflashing? Please disconnect it if you do.
could you please take a pic of this message? we don't have this problem always.
did you connect power when reflashing? Please disconnect it if you do.
Enjoy Tinkering with LattePanda ! 
I have the same issue. I tried with both ASProgrammer and the CH341A program. I have tried reading the contents of the bios multiple times, and I get different results, so my guess something is getting corrupted somewhere (or maybe a bad chip?).
On AsProgrammer, I get the following error:
For the other program, I took a screenshot.
On AsProgrammer, I get the following error:
Code: Select all
Программатор SPI, I2C, Microwire FLASH/EEPROM v1.4.1
http://forum.easyelectronics.ru/viewtopic.php?f=17&t=10947
asprogrammer@inbox.ru
Current programmer: CH341
10:24:29
Possible protection is enabled. Press "Unprotect" and check datasheet
Erasing memory...
Done
Execution time: 0:00:00
Current programmer: CH341
10:27:27
Possible protection is enabled. Press "Unprotect" and check datasheet
Erasing memory...
Done
Execution time: 0:00:00
Current programmer: CH341
10:27:45
Possible protection is enabled. Press "Unprotect" and check datasheet
Erasing memory...
Done
Execution time: 0:00:00
Current programmer: CH341
Old SREG: 00100000(0x20), 10101010(0xAA)
New SREG: 01010101(0x55), 01000101(0x45)
Current programmer: CH341
Old SREG: 10100000(0xA0), 00010001(0x11)
New SREG: 10101010(0xAA), 01010101(0x55)
- Attachments
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- error 1.png (119.05 KiB) Viewed 855 times