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Error connecting to the target: (Error -1155 @ 0x0) Device may be operating in low-power mode. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TC

Error connecting to the target: (Error -1155 @ 0x0) Device may be operating in low-power mode. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.1.450.0) 

板子的供电正常,5V出来得到3.29V和1.89V,电压稳定,测量JTAG口的 EMU0和EMU1得到电压是3.29V,接的上拉电阻是4.7K,请问是什么原因导致的连接失败?请大神指导,谢谢!

Seven Han:

擦除flash时发生复位,会使pwl中的值为0,导致flash被锁死。

若板子供电正常,检查焊接无问题。可通过目标配置里面启动相应配置文件,然后选择连接目标,连上目标板后,在tools里面选择on chip flash,把芯片解锁后擦除芯片程序试一下。

Error connecting to the target: (Error -1155 @ 0x0) Device may be operating in low-power mode. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.1.450.0) 

板子的供电正常,5V出来得到3.29V和1.89V,电压稳定,测量JTAG口的 EMU0和EMU1得到电压是3.29V,接的上拉电阻是4.7K,请问是什么原因导致的连接失败?请大神指导,谢谢!

user5316200:

回复 Seven Han:

你好,我也碰到一样的问题,请问你所说的具体如何去做呢?我使用的是CCS6.0

Error connecting to the target: (Error -1155 @ 0x0) Device may be operating in low-power mode. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.1.450.0) 

板子的供电正常,5V出来得到3.29V和1.89V,电压稳定,测量JTAG口的 EMU0和EMU1得到电压是3.29V,接的上拉电阻是4.7K,请问是什么原因导致的连接失败?请大神指导,谢谢!

user5195527:

你好,请问一下你的问题解决了嘛?我也遇到了同样的问题,自己弄的板子

Error connecting to the target: (Error -1155 @ 0x0) Device may be operating in low-power mode. Reset the device, and retry the operation. If error persists, confirm configuration, power-cycle the board, and/or try more reliable JTAG settings (e.g. lower TCLK). (Emulation package 5.1.450.0) 

板子的供电正常,5V出来得到3.29V和1.89V,电压稳定,测量JTAG口的 EMU0和EMU1得到电压是3.29V,接的上拉电阻是4.7K,请问是什么原因导致的连接失败?请大神指导,谢谢!

gang shen:

回复 Seven Han:

你好,请问有具体的操作流程吗?

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