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STC8H8K64U Development Board

Overview

MCU baseboard (tested code attached):
Onboard USB and USB serial ports
; onboard DC power supply and power switch;
onboard buttons (tested with code) and LEDs (tested with code);
no crystal oscillator.
Top board: Buttons, digital tube, running lights, buzzer (tested code attached).
74HC165 8-button readout (tested with code)
(Supports interrupts (not tested with code));
74HC4094
driver for 5-digit digital tube (tested with code);
8-digit running lights (tested with code);
1-digit test LED (tested with code);
Buzzer driver (tested with code)
(not yet built). Middle layer 16-input
plan: !! Optically isolated 16-input 74HC165 readout.

Design Files

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Update:2026-03-27 16:47:34

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