STC89C52 development board 51 MCU learning board AVR

Technical parameters:

1. Product Name: nh5100 development board

2. Main control chip: STC89C52

3. Crystal frequency: 11.0592m/12m

4. Input voltage: DC5V

5. Output voltage: DC5V / dc3.3v

6. Power supply mode: external 5V DC power supply, USB interface power supply

7. PCB size: 73mm * 75mm

Onboard resources:

1. ISP download interface (available when using AT89S52 or ATmega16)

2. Passive buzzer

3. Power switch

4. Power indicator

5. USB communication interface

7. Ch340 communication chip

8. DS18B20 temperature sensor interface

9.38k infrared receiver interface

10. ZIF pluggable chip base

12. LCD1602 LCD interface

13. LCD12864 LCD interface

14.8 bit LED

15. All pins of single chip microcomputer are led out by arranging pins

16. LCD contrast adjustment potentiometer

17.4 independent keys

18.1 reset button

19.4 locating holes

Delivery list:

1x Nh5100 development board

1x 2.30cm USB cable (mini)