Electronic screen character display; The four display character data tables are in units 50H-6FH. The characters use 8*8 dot matrix. R4 (30H) is used;Control the time of displaying the static word, R5...
Netizen: Liu Junluo The most popular criticism in the Chinese market is against BHP Billiton. This reminds me of Buffett's strange saying: "Who is the fool in the market?" In order to prevent such cr...
[i=s]This post was last edited by icefire2012 on 2018-10-7 19:01[/i] This post is about the communication between Raspberry Pi and ESP8266. A simple schematic diagram is as follows: [align=center][/al...
As shown in the figure, the RU40191S and the copper sheet placed on the back are shown (two-dimensional and three-dimensional front and back views). When drilling holes on the RU40191S heat sink, what...
ADS1.2 cannot connect to LPC2138 MCU via jlink, and an error message appears: [color=#ff00][size=14px]Invalid core Id. (0x00000000)Did not find ARM core.[/size][/color][size=14px][color=#000000] Can a...