Drawing output control software, mainly suitable for laser cutting, engraving and other stepper motor control drawing output equipment. Support LPT parallel port control and USB download control. Sour
Hello everyone: I am looking for a microcontroller model. Chip package: QFN24 Pin3: UART (single-line half-duplex) Pin4: CLKI (chip clock input) Pin9: Reset Pin10: VCC Pin21: GND Please let me know, I
I have a program that used to run normally. Later, I modified the board and changed the multi-point grounding to single-point grounding (this is not correct, but I didn't find it when I was laying out
[align=center][p=24, null, left][color=rgb(46, 46, 46)][size=15px]As programmers, the CPU plays a central role in our work, so it is helpful to understand how the processor works internally. [/size][/
I don't know why, when I'm debugging the hardware, the PC pointer is only in the disassembly area, not in the C code area. I'm very depressed and would like an expert to help me solve this problem.My