On-board resources：

RS-232 communication for connection with a PC or any other device with a DB9 connector.(use DuPont wire can be connected to the arbitrary I/O port) 24 LEDs are provided. – to connect optionally with the port RA, RB and RC of Microcontroller for indication of output high/low level at I/O port.(use DuPont wire can be connected to the arbitrary I/O port)   4*4 Matrix keyboard – to test password lock and other items.(use DuPont wire can be connected to the arbitrary I/O port)         8-buttons are provided–for easy various key-press input experiments and jumper setup for pull-up or pull-down of port hardware.(use DuPont wire can be connected to the arbitrary I/O port)   2 Potentionmeters for simulating analog voltage input.(use DuPont wire can be connected to the arbitrary I/O port)   PIC Microcontroller chip socket – including 8PIN, 14PIN, 18PIN, 20PIN, 28PIN, 40PIN, PIC10 series, and PIC16F57 special socket.(including PIC10XX,PIC12XX, PIC16XX,PIC18XX socket)         DS1302 clock – enclosed  with memory capacity.(use DuPont wire can be connected to the arbitrary I/O port)(Battery is included)      ICD2 connector for customers who want to use it.  – to directly connect ICD1/ICD2/MCD1/MCD2 and carry out on-line simulation for on-board chips and resources.   IIC (I2C) communication – to read/write 24CXX series chips with hardware IIC or software IIC directly. (use DuPont wire can be connected to the arbitrary I/O port)         SPI communication–to read/write EEPROM of 93CXX with hardware SPI or software analog SPI,to select 8-bit or 16-bit read/write method through jumper.(use DuPont wire can be connected to the arbitrary I/O port)   Serial 10-bit voltage DA converter– TLC5615 chip, direct digital-to-analog converter, on-board analog output interface .(use DuPont wire can be connected to the arbitrary I/O port) (remark： chip TLC5615 is optional).   Digital thermometer DS1820 for measuring temperature from -55ºC to 125ºC.(use DuPont wire can be connected to the arbitrary I/O port)(remark： chip DS18B20 is optional).         Infrared remote-control receiver – to practice infrared remote-control decoding and all kinds of infrared remote control.(use DuPont wire can be connected to the arbitrary I/O port)   Buzzer voice/PWM output experiment – to practice normal voice, music and PWM output sound.(use DuPont wire can be connected to the arbitrary I/O port)   Clock selection – jumper for switch between various oscillation modes, to replace crystal vibration of different frequency as required by development of product.         All pins are taken out on IDC10 connectors to make them available for further connections.   Stepper motor driver circuit(use DuPont wire can be connected to the arbitrary I/O port)(remark: Setpper motor is optional).   MMC\SD card slot - For MMC\SD memory cards. Used for data acquisition.(use DuPont wire can be connected to the arbitrary I/O port)(remark: MMC\SD card is optional).

On-board programming module – to communicate with computer through USB, adaptable for any kind of computer, special CPU supervision, stable programming, enclosed with ICSP interface and ICSP download cable, convenient on-line programming for other target board, programming control software with independent intellectual property rights, all functions of professional programmer.   On-board power module – Power Supply select -USB or external. Also there is a switch for turning on/off system.can connect to the polarity of external AC or DC power supply optionally, voltage range 7-12V, current over 200MA; available for supply through USB without external power,

12864- Graphic LCD–128*64 lattices.(use DuPont wire can be connected to the arbitrary I/O port)(remark： 12864- character LCD is optional).   1602-character LCD–internal 5*7 lattices, to display 16*2-character.(use DuPont wire can be connected to the arbitrary I/O port)   6bit 7-segment digital tube – to realize dynamic or static display experiment of digital tube, to display clock,temperature or to make counter.(use DuPont wire can be connected to the arbitrary I/O port)

Sample with C and ASM Program sources code as below (using PIC16F877A):

• DS1820
• Buzzer
• 128x64 GLCD (See the following Photos)
• 1602 LCD (See the following Photos)
• 93C46
• 24C02
• 4x4 Key testing
• 8x LED
• 7x segment
• ADC / DAC
• Infrared Remote

Related Downloads:

• QL200B USB driver.  http://www.cxqmcu.com/wzcapi/ql2005/usbdriver3.0.rar

• QL-PROG English software :http://www.cxqmcu.com/wzcapi/ql2005/ql-progv2.3en.rar

• Product operation manual :Download

 Board Resource Introduction:

1) Switch between power supply thru USB or external power supply.                          
2) 128*64LCD and 16*2 LCD module
3) 32 LEDs are provided.                       
4) 4x4 matrix keyboard module
5) 8 buttons are provided.                        
6) Potentionmeters for simulating analog voltage input.
7) IIC (24C01/02 EEPROM)communication module              
8) SPI (93C46 EEPROM)communication module
9) Real Time Clock DS1302.   (Battery is included)                        
10) Reset circuit.
11) ICD2 connector for customers who want to use it.
12) On-board programming module (USB Communication)
13) Chip socket and system clock selection
14) Digital LED display with 6bit 7-segment
15) Remote control receiver and decoder module
16) Digital thermometer DS1820 for temperature measurement from -55°C to 125°C.
17) Beeper experimental module
18) RS-232 communication for connection with a PC or any other device with a DB9 connector
19) Serial 10-bit voltage DA (TLC5615) converter for applications in measure - regulating devices.
20) All pins are taken out on IDC10 connectors to make them available for further connections.
21) Stepper Motor Driver Module
22) SD/MMC card Read/Write Module
23) Free Chip PIC16F877A-I/P

The auction includes

1. QL200B PIC DEVELOPMENT System
2. USB cable
3. ICSP cable
4. RS232 Cable
5. 16F877A Chip
6. 1602 LCD with Yellow backlight 
7. CD-ROM or USB Flash Disk(Programmer Driver , PDF User manual ,QL200 Layout,QL200 Board Schematic , Sample code (C / ASM) , MPLAB 7.50 .)
   Compatible for OS including Windows 98, Windows 2000/NT, Windows XP , Windows 2003 and Vista
8. Dupont thread expansion connection  20x wire
9. 170 * 60mm high-quality bread board *1