kyess 发表于 2014-9-30 12:39:12

回复:STM32F103CB死活连接不上JTAG?

    现在用 J-LINK ARM_V4.081连接的过程中要手动复位一下芯片才能连接成功.
连接 的时候为什么要手动复位一下芯片呢?
但最终能连接上,那就证明硬件是没问题的哟.但现在是能连接上芯片.无法下载HEX文件.
failed to erase sectors
 
failed to auto program target
 
ram check failed @address 0x2000000

kyess 发表于 2014-9-30 12:41:34

RE:STM32F103CB死活连接不上JTAG?

谢谢大家,现在怀疑是不是J_LINK 4.081这个软件太旧啦导致的问题.还还是,我换一个下载软件再试.

kyess 发表于 2014-9-30 12:43:53

RE:STM32F103CB死活连接不上JTAG?

JTAG speed: 2000 kHz (Auto)
- Connected successfully
Opening data file ...
- Data file opened successfully (7060 bytes, 1 range, CRC = 0x5A312E58)
Auto programming target (7060 bytes, 1 range) ...
- Erasing affected sectors ...
    - ERROR: RAM check failed @ address 0x20000000.
    - ERROR: Write: 0xE7FEBE00 E083E069
    - ERROR: Read: 0xAAAAAAAA AAAAAAAA
    - ERROR: (0 bytes of RAM have been checked successfully)
    - ERROR: Failed to erase sectors
- ERROR: Failed to auto program target
Disconnecting ...
- Disconnected

kyess 发表于 2014-9-30 16:02:33

RE:STM32F103CB死活连接不上JTAG?

问题已解决,JTAG口的引脚JTMS与CPU PA13脚断开啦.
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