The price is 15 yuan (approximately easy to drop)
The total price is about 30 (plus case
Also, can anyone draw a shell for me ((Board 60*30)
Amateur production of first-year students if you don’t like it, don’t spray it
The file contains pcb schematic diagrams and things that everyone can understand
https://blog.csdn.net/weixin_33962621/article/details/94537934 Reference
(When adding a development board, xxxx is required in the information)
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