The black part of the data is what I want to send. The ZigBee module I sent is the ZigBee module that I burned into the IAR project, and the receiving ZigBee module is the module that the manufacturer
This is the circuit diagram of TL431 outputting 2.5V, but when I used it, I measured that the output of TL431 was 2.481V with an accuracy of 1%. How should the resistor R1 in this circuit be selected?
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Hello~ Hello everyone~ The weekly evaluation information is here~~ In the past week, several new activities were launched~ and several activities just ended and the shortlist was announced~ Come and t
[p=28, null, left][color=#666666][font=Helvetica, "][size=14px] As for the commonly used connection methods of segment code LCD screens, we all know them. Generally, customers have already determined