The PCB, PCM, and PCH are separate compilers. PCB is for 12-bit opcodes, PCM is for 14-bit opcodes, and PCH is for 16-bit opcode PIC® microcontrollers. Due to many similarities, all three compilers are covered in this reference manual. Features a

这是我设计自动化的系统的原理图及PCB,里面包含电机、电磁阀、光耦模块，继电器，传感器、单片机系统-This is my design automation system schematics and PCB, which contains the motor, solenoid valve, optocoupler module, relays, sensors, microcontroller system