Receive data through 485 communication to 485 interface and then use (single chip microcomputer) LED to display gas concentration. When the concentration is 0-0.5%, the green light is on; when the con
[i=s] This post was last edited by Hai on 2016-3-9 07:46 [/i] [size=4] "Teacher, the microcontroller test box is done, and I want to learn arm next." "Oh, that's great, why don't you learn FPGA first,
This is a very good e-book on C language. Some of the ideas and methods of modular programming in it are very helpful for beginners. It is also well illustrated and worth reading.
Sometimes it is necessary to use the operation of forcing the pulse switching state of pulse width modulation (PWM), such as blocking the pulse to stop the power electronic switch tube from working; a
First of all, I am very happy to get the board. Thank you Digi-Key and EEworld for giving me this opportunity. It took a while to get the board this time, 20 days. I applied for an STM32F7508DK develo
Let me first talk about the weather here right now.Location: Fuzhou countryside
Weather: Rainy day
Temperature: 16-22 degrees今年天气真的是很反常,三月末四月初的时候热的穿短袖。五月却是长袖加外套。有那么几天我甚至在穿棉袄,那个冷啊冷。 长这么大六一一直都是穿着短袖过的,除了