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STC89C52RC patch to direct plug

 
Overview

STC89C52RC patch to direct plug

 

 

 

Crystal oscillator: Use 12MHz or 11.0592MHz chip crystal oscillator. The jumper cap closer to the crystal oscillator is used to select whether to use the crystal oscillator. A solid circle indicates selection, and an empty circle indicates not selection.

 

Pull-up resistor: Same as crystal oscillator. The jumper cap close to the top resistor is used to select whether to use a pull-up resistor. A solid circle indicates selection, and an empty circle indicates not selection.

 

 

This machine is suitable for PCB hole boards and 51 microcontroller development board chip self-locking seats. There is an additional set of welding ports on both sides of the I/O port, and pin headers or socket headers can be welded as needed to improve the practicality of the machine.

 

 

 

参考设计图片
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