I used STM32 to write a matrix keyboard program. It was originally a query method, but now it has been changed to a timer method.Schematic diagram:void KEY_Init(void){GPIO_InitTypeDef GPIO_InitStructu...
Transmit power is the main technical indicator of radio transmission equipment and one of the technical indicators that radio management departments need to test. This article mainly introduces severa...
While I was working hard on ucLinux, I also became interested in embedded real-time operating systems. The first real-time operating system I came into contact with was uC/OSⅡ. At that time, I started...
[i=s]This post was last edited by cybertovsky on 2022-4-9 21:20[/i]Last week, the letter A fell from top to bottom.
This week, we will implement long press and short press to eliminate the letter A. T...
I just started to learn RF wireless connection chips. I started with the simplest protocol. I can almost use BasicRF. I would like to share my learning notes. The communication protocol of the wireles...
As the Internet of Things technology is booming, embedded development has regained the attention of IT professionals. So, what is an embedded system? What are the components of an embedded system? Wha...