[Ask if you don't understand] The TPS3802 chip is selected as the reset chip. The manual says that the reset time is 400ms (meets the requirement). But this 400ms is the delay implemented inside the c...
The use of multiple transmit and receive antennas is defined as MIMO, or multiple-input-multiple-output. This technology has garnered a fair amount of attention of late. As wireless systems become mor...
Some time ago, AMD announced 7-nm Epyc x86 CPUs and Vega GPUs, bringing a new wave of hope to the industry that these chips will reduce the cost of high-end processors. The news also provided an examp...
pyboardCN V2 has added a useful function: current measurement. It can easily check the current working current. The method is to measure the voltage between Vi and Vi' on the 8-pin socket under the bo...
Abstract: This paper introduces the hardware design and low-level driver writing of 51 MCU controlling SL811HS to realize USB host. The low-level driver part mainly describes the realization of USB bu...
We all know that in the computer world, when it comes down to the most basic calculation, there are only two states, namely the on and off of the digital circuit, corresponding to the binary number 1 ...