Author | Huang Gang (Member of the YiBo Technology Expressway Team)It is said that these three ways of life can solve almost all problems encountered in life: "drink more water", "restart" and "forget
Last time I used I2C to read the CH450 key code. In fact, CH450 provides an interrupt line. When a valid key is pressed, there will be a low-level pulse to notify the controller that I have the produc
[i=s]This post was last edited by hehung on 2022-1-18 21:45[/i]As an open source embedded real-time operating system, FreeRTOS is widely used in the embedded industry. It is also necessary to integrat
The Double 11 Shopping Festival is coming soon. At the request of relevant departments, I would like to share three short videos on how to prevent telecommunication fraud. I hope that the cases in the
[size=4] Transient interference of voltage and current is the main cause of damage to electronic circuits and equipment, often causing immeasurable losses to people. These interferences usually come f