石榴姐

[MCU] Minimum system design based on 51 MCU

Overview

Use the stc89c52rc chip to design a minimal system board with the basic functions of the 51 microcontroller
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all interfaces of the physical object after welding can be used normally, and the image display and timing function of the OLED can be controlled through the program.

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Design Files

82ad2c6dfa7413f1b57a359dcfdb6834.mp4

Related Devices

Devices	Class	introduce	Datasheet
STC89C52RC-40I	The embedded processor and controller	Working voltage: 3.3V ~ 5.5V CPU digits: 8-Bit CPU core: 8051 Main frequency (MAX): 80MHz ROM type: FLASH	Download
A09-103JP	Passive components;Network exclusion	Resistance (ohms): 10K Number of resistors: 8 Accuracy: ±5% Power per element: 1/8W Temperature coefficient: ±100ppm/°C	Download
TYPE-C-31-M-33	The USB connector		Download
KM106M050D11RR0VH2FP0	Passive components;Linear aluminum electrolytic capacitor	Capacitance: 10uF Accuracy: ±20% Rated voltage: 50V Working life: 1000Hrs @ 105℃ Appearance size (￠DxL, mm): 5x11	Download
CC1H470JC74DCH4B10MN	Passive components;Into ceramics capacitors	Capacitance: 47pF Accuracy: ±5% Rated voltage: 50V Material: NP0	Download
HC-49S11.0592MHz20pF30PPM	Analog mixed-signal IC;Into the crystal resonator (passive)	Frequency tolerance: ±30ppm Load capacitance value: 20pF Main frequency: 11.0592MHz -	Download
KH-6X6X6H-TJ	Light touch switch		Download

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2024-11-22 16:08:28

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