T-HEAD: CKLink_Lite_V2, App_ver 2.37, Bit_ver null, Clock 2526.316KHz,

   5-wire, With DDC, Cache Flush On, SN CKLink_Lite_V2-33781375E4.

Extra Info: hacr width is 8.
ERROR: Fail to check had module of CPU 0, please check:

1. the physical connection;
2. the power of the target;
3. the link clock (link clock <= (CPU clock/2));
4. the reference voltage of link, default 3.3v;

For more information, please run Debugserver with connect log:

 Console: run Debugserver with arguments "--debug connect".
 UI     : select "Connect" from menu "Setting->Verbose Setting".
 一样的问题，咋回事啊