Программа кстати работатет
отладчик jetlink ultra пишет
Утилита SEGGER J-Flash ARM v4.7 процессор видит, но стереть чип не может
Цитата
Connecting ...
- Connecting via USB to J-Link device 0
- J-Link firmware: V1.20 (J-Link Ultra Rev.1 compiled Nov 14 2012 22:39:02)
- JTAG speed: 5 kHz (Fixed)
- Initializing CPU core (Init sequence) ...
- Initialized successfully
- JTAG speed: 5 kHz (Auto)
- Connected successfully
Erasing chip ...
- Erasing 129 sectors, 2 ranges, 0x8000000 - 0x8007FFF, 0x8080000 - 0x8080FFF
- ERROR: RAM check failed @ address 0x20000000.
- ERROR: Write: 0x03020100 07060504
- ERROR: Read: 0x00000000 00000000
- ERROR: (0 bytes of RAM have been checked successfully)
- ERROR: Failed to erase chip
Disconnecting ...
- Disconnected
- Connecting via USB to J-Link device 0
- J-Link firmware: V1.20 (J-Link Ultra Rev.1 compiled Nov 14 2012 22:39:02)
- JTAG speed: 5 kHz (Fixed)
- Initializing CPU core (Init sequence) ...
- Initialized successfully
- JTAG speed: 5 kHz (Auto)
- Connected successfully
Erasing chip ...
- Erasing 129 sectors, 2 ranges, 0x8000000 - 0x8007FFF, 0x8080000 - 0x8080FFF
- ERROR: RAM check failed @ address 0x20000000.
- ERROR: Write: 0x03020100 07060504
- ERROR: Read: 0x00000000 00000000
- ERROR: (0 bytes of RAM have been checked successfully)
- ERROR: Failed to erase chip
Disconnecting ...
- Disconnected
Как реанимировать проц, и как сделать так чтобы в последствие доступ был ?
UPD
Проблема решилась переподключением входа BOOT0 c GND на VCC
