STC32 open source oscilloscope

In response to the needs of friends, I simply copied the PCB of the stc32 oscilloscope
and made the following adjustments:
The PCB was reduced to the size of JLC, and
the five-way button was changed to two toggle three-way buttons. The
one-button switch circuit
was deleted. LCD, host computer It shows that another program can be burned.
Modify and add the LCD interface (LCD purchase address).
 
[Taobao] https://m.tb.cn/h.UvF11ka?tk=tqwIdoil95W CZ3457 "3.2-inch TFT LCD screen LCD module supports 8/16-bit 320x480 display" Click the link to open it directly or search Taobao to directly open
 
the whole board material The cost is probably around 40-50.
Draw a shell when you have time.
Note: Since the one-key power switch circuit has been deleted, plug in the USB on the computer when burning, press and hold key1 without releasing it, and insert it into the TYPEC port. The computer can recognize stc's USB.
Friends who want to join the group to communicate together can scan the QR code to add friends. Note: Electronics Enthusiasts Group