I changed the pin definition but it still doesn't work, and then I connected the ground wire. I tried adding a power supply but it still didn't solve the problem. I hope someone can give me some advic...
I am currently working on a sensor project. The load capacity and distance of the RS485 communication are not satisfactory. I found a chip called PB620. The manual says 256 slave nodes and 3000m dista...
Event details: TE Prize-giving Event | How to effectively respond to current challenges in the field of test and measurementEvent time: From now until September 30, 2020Activity processStep 1: Click [...
0 resistance, don't think its resistance is really 0! It is not a wire!A few years ago (I won't tell you how many years it is, as it would expose my age), I started learning to draw circuit boards wit...
This project can basically be divided into the following units:
Two-way weighing unit using AD7190
Two 485 communication channels
Input and output unit Optocoupler isolationCPU UnitBecause the weighin...