绍了PIC单片机与触摸屏的接口方式－MODBUS编程方法，还有硬件联接。-PIC Microcontroller and introduce a touch-screen interface means-MODBUS programming methods, as well as the hardware connection.-Introduction of the PIC MCU and touch-screen interface-MODBUS programming approach,

modbus c for pic18 source code

关于pic单片机开发总线通讯方式c语言程序设计-About the pic microcontroller development bus communication mode c language programming