两个JLINK，一个V6，一个V8，同样的现象，不认。
SEGGER J-Link Commander V4.20p ('?' for help)
Compiled Nov 19 2010 15:55:19
DLL version V4.20p, compiled Nov 19 2010 15:55:07
Firmware: J-Link ARM V6 compiled Jun 30 2009 11:05:04
Hardware: V6.00
S/N: 20081220
Feature(s): RDI,FlashDL,FlashBP,JFlash,GDBFull
VTarget = 4.555V
Info: Could not measure total IR len. TDO is constant high.
WARNING: CPU core not found.
No devices found on JTAG chain. Trying to find device on SWD.
WARNING: CPU core not found.
****** Error: Parity error (Data = 0xFFFFFFFF, ReceivedParity = 1)
No device found on SWD.
Did not find any core.
Info: Could not measure total IR len. TDO is constant high.
WARNING: CPU core not found.
No devices found on JTAG chain. Trying to find device on SWD.
WARNING: CPU core not found.
No device found on SWD.
Did not find any core.
J-Link>
SEGGER J-Link Commander V4.20p ('?' for help)
Compiled Nov 19 2010 15:55:19
DLL version V4.20p, compiled Nov 19 2010 15:55:07
Firmware: J-Link ARM V8 compiled Nov 19 2010 11:55:23
Hardware: V8.00
S/N: 20100214
Feature(s): RDI,FlashDL,FlashBP,JFlash,GDBFull
VTarget = 4.490V
Info: TotalIRLen = ?, IRPrint = 0x..000000000000000000000000
WARNING: CPU core not found.
No devices found on JTAG chain. Trying to find device on SWD.
WARNING: CPU core not found.
****** Error: SWD-DP error: Could not write Ctrl/Stat register.
No device found on SWD.
Did not find any core.
Info: TotalIRLen = ?, IRPrint = 0x..000000000000000000000000
WARNING: CPU core not found.
No devices found on JTAG chain. Trying to find device on SWD.
WARNING: CPU core not found.
No device found on SWD.
Did not find any core.
J-Link>
怎么回事？有人遇到过吗？ |
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