Introduction to board resources:
Reset button.
On board 4M crystal oscillator, socket mode, crystal frequency can be changed at any time
4 independent keyboards are connected to RB0 RB1 RB2 RB3 respectively
8 LED receive RD port, J3 plug in, LED enable, J3 unplug RD port completely released
Standard RS232 communication interface, communication interface between single chip computer and computer.
USB power supply interface (send USB power line need not buy another power supply).
External 5V DC power interface
Power switch.
ICSP programming interface (K150, PICKIT2, PICKIT3, ICD2 and other tools).
The VCC GND pin power expansion interface, can be used to access the 5 volt power supply or lead.
Microcontroller IO port with pin leads to easy expansion
DS18B20 temperature sensor interface
LCD1602 LCD interface
LCD12864 LCD interface
*****************************************************************************
Bill of shipment:
PIC development board a piece (including PIC16F877A microcontroller)
One line of high quality USB power supply line
4 pillars of the circuit board
Data disc (including development software, PDF format circuit diagram, example program, learning materials)
