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我刚学习ARM,买的是ARM9(S3C2410),又配套买了个J-link v7仿真器,将J-link和ARM板连接起来,用J-link ARM v4.20看X-link的测试数据时,总显示写测试失败(如下面代码所示),不知道是怎么回事??
SEGGER J-Link Commander V4.20 ('?' for help)
Compiled Sep 10 2010 19:04:47
DLL version V4.20, compiled Sep 10 2010 19:04:31
Firmware: J-Link ARM V7 compiled Sep 6 2010 10:43:31
Hardware: V7.00
S/N: 11111117
Feature(s): RDI, FlashBP, FlashDL, JFlash, GDBFull
VTarget = 3.222V
Info: TotalIRLen = 4, IRPrint = 0x01
Info: Using DBGRQ to halt CPU
Info: Resetting TRST in order to halt CPU
Info: CP15.0.0: 0x41129200: ARM, Architecure 4T
Info: J-Link: ARM9, 920 core
****** Error: Unable to halt ARM core
Found 1 JTAG device, Total IRLen = 4:
#0 Id: 0x0032409D, IRLen: 04, Unknown device
Found 1 JTAG device, Total IRLen = 4:
#0 Id: 0x0032409D, IRLen: 04, Unknown device
Found ARM with core Id 0x0032409D (ARM9)
J-Link>testspeed
Unknown command. '?' for help.
J-Link>testwspeed
Speed test: Writing 8 * 8kb into memory @ address 0x00000000 Info: J-Link: ARM9
CP15 Settings changed: 0xC000717F from 0x00000078, MMU On, ICache On, DCache On
........
Write test failed. 0 bytes written successfully.
J-Link>testwspeed
Speed test: Writing 8 * 8kb into memory @ address 0x00000000 ........
Write test failed. 0 bytes written successfully.
J-Link>
希望大家指点一下! |
阿莫论坛20周年了!感谢大家的支持与爱护!!
曾经有一段真挚的爱情摆在我的面前,我没有珍惜,现在想起来,还好我没有珍惜……
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