ICD is the abbreviation of In-circuit Debugger, that is, \"online debugger\
By connecting to the debug interface on the development board or target system, the ICD can monitor and control the internal state of the chip, including reading and writing registers, memory, and peripherals.
ICD can help developers quickly locate errors in code and improve software reliability and stability. At the same time, ICD can also be used for system-level debugging, such as debugging hardware and software interaction problems in embedded systems.
In the chip industry, ICD usually refers to the abbreviation of \"Integrated Circuit Device\