The system is a handheld device powered by a battery. When the battery is low, it is charged by an external charger. When not in use, it enters a dormant state and ends the dormant state by pressing a
I was a bit busy with the evaluation some time ago and was delayed. This time, I implemented a touch dimming lamp with LCD display. Based on the previous post, I added LCD display (using Nokia5110 LCD
First of all, it is important to understand that the communication rate of the serial port is much lower than that of the network port. The host usually only processes a few registers when requesting
I just finished the QS30-1 tube Nixie clock a few days ago, and many friends asked me how to make it. To be honest, personally, I prefer the QS18-12 Nixie tube.The production of QS30-1 Nixie tube is p