There were two posts on the forum. The first one was a strange circuit that used 24V to divide into 16V and 8V, and then generated 10.4, 9.3, 3.3 from 16V, and -7V from 8V. The 9.3V generated by that
[p=28, 2, left][color=rgb(51, 51, 51)][backcolor=rgb(247, 247, 247)][font=宋体]1. The base must be connected in series with a resistor to protect the base and the CPU's IO port. [/font][/backcolor][/col
[i=s]This post was last edited by HR Dandan on 2021-10-28 12:41[/i]Company: Shenzhen Ruizhixin Technology Co., Ltd., a wholly-owned subsidiary of Beijing Wenzhi Technology Co., Ltd.
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I downloaded a device package online. After making the PCB, I found that there were no pins and no solder mask, and there was a layer of green paint on it. Is there any good way to remove the green pa
[i=s]This post was last edited by 37°男人 on 2015-7-3 10:31[/i] [size=13.63636302947998px][size=13.63636302947998px]There are 4 executable programs in i2c tools:[/size] [size=13.63636302947998px]i2cdete