"CMOS Circuit Design, Layout, and Simulation (2nd Edition, Volume 2)" is a masterpiece in the field of CMOS integrated circuit design. It is a summary of the author's teaching and research results ove
Before proceeding, you need to download the BOOTLOADER to the SAM R21 development board. Although this BOOTLOADER is designed for D21, it can be used directly because the cores of the two chips are th
PCB trace width, current relationship calculation tool: [b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]szjlcw[/size]. If you need to reprint or use it for commercia
[i=s]This post was last edited by roc2 on 2019-10-29 18:19[/i]Last time, we have learned and shared the operation process of ESP8266 one-key network configuration. Next, we need to understand how ESP8
The switch IC specification is uploaded. The two resistors connected to the V pin of the TOP switch chip (in the circuit structure of Figure 1) R1 and R2 resistance calculation formula refer to Figure