An error occurred when simulating and debugging the program: no contex-m device found in jtag chain. How to deal with it?
Model: HuaDa HC32L136K8TA The emulator is J-LINK, the detailed configuration a
I recently encountered a rather strange problem when I was studying the embedded development board nrf52832 and using the keil software for simulation. linking... .\Objects\Experiment.axf: Error: L621
"Someone DK at the college entrance examination site of Yangxian Middle School in Shaanxi!" On June 7, the first day of the national college entrance examination, a college entrance examination substi
[size=4]Principle of rectifier transformer[/size] [size=4] [/size] [size=4]The principle of rectifier transformer is the same as that of ordinary transformer. Transformer is a device that converts AC