最近刚刚接触DSP,用一块c6678的板子学习CCS的基本操作，debug的时候出现如下错误
Error connecting to the target:
(Error -2131 @ 0x0)
Unable to access device register. 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 6.0.222.0)
求原因
测试连接的时候 The JTAG DR Integrity scan-test has succeeded.
工程属性配置如下：