CC3551E: Unable to connect to cc3551e.xds110 error:-165

Part Number: CC3551E

SDK:simplelink_wifi_sdk_9_20_00_06_eng

simplelink_wifi_toolbox_win_3.2.14

example:network_terminal.

Use the latest chips.

After using the latest SDK and chip, it worked properly at the beginning. However, suddenly it gave an error message -615, and then it was able to reconnect to the chip.

console:

S_DAP_0: GEL Output: DAP on startup CC35X1E
APP_MCU: GEL Output: M33 on startup CC35X1E
CS_DAP_0: FlashDeviceOsprey:: Flash loader: CC35xx_FLASH_LIBRARY_VERSION 1.2.0.9
CS_DAP_0: FlashDeviceOsprey:: FlashDeviceOsprey.cpp last changed: Aug  4 2025 15:51:01
APP_MCU: GEL Output: File was loaded successfully. -0
APP_MCU: GEL Output: Only symbols were loaded
CS_DAP_0: FlashDeviceOsprey::Parameters Using default paths 
CS_DAP_0: FlashDeviceOsprey::RunToolbox 
CS_DAP_0: FlashDeviceOsprey::Programming 
CS_DAP_0: FlashDeviceOsprey::Programming cmd: simplelink-wifi-toolbox.exe programmer -i XDS110 -param1 auto programming --tool_settings programmer/programming/jsons/tool_settings.json --verbose 
CS_DAP_0: ReadFromPipe::before
CS_DAP_0: FlashDeviceOsprey::Programming 
CS_DAP_0: FlashDeviceOsprey::Programming cmd: simplelink-wifi-toolbox.exe programmer -i XDS110 -param1 auto debug --debug_action_req_path programmer/programming/images/debug_action_request.sign.bin --verbose 
CS_DAP_0: ReadFromPipe::before
CS_DAP_0: Error connecting to the target: (Error -615 @ 0x0) The target failed to see a correctly formatted SWD header. The  connection to the target may be unreliable. Try lowering the  TCLK setting before trying again. (Emulation package 20.0.0.3178)