First draw a large background, click at the designated RECT, and a small picture will appear. When the mouse is UP, the picture will disappear. But now the background picture is too large. The simples
Does anyone have a good way to pull up the P0 port of the 51 single-chip microcomputer to 6.5V (the single-chip microcomputer is powered by 3.3V, and the P0 port is used as an output port to generate
[b][size=4]Post a high voltage LED constant current source design example for everyone to enjoy and discuss,,,,, [/size][align=left][font=宋体][size=12pt]The constant current source chip is a power conv
Hardware Platform:
1. Cookie board officially launched by CooCox. This board is based on 32-bit ARM Cortex M0/3/4 MCU, fully compatible with Arduino, and has richer interface functions.
2. 8*8 dot mat