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PTZ_DWG
- 89C51云台解码板的电路图,自已做的原理图。-89C51 PTZ decoder circuit board, do their own schematic.
51P8155P5110Pcomm2
- 89c51最小系统和8155扩展和串口 protel pcb图,对初学者很有帮助-89C51 minimum system and 8155 extension and serial Protel PCB diagram, very helpful for beginners