I set RB2 as input, a normal digital I/O. I can measure the voltage on this pin with a multimeter, but when the program detects this pin, it is 0. Does anyone know why?
I have a project that requires me to read and write registry information under Windows 7. What good methods do you have? The conditions are as follows: 1.0 Use dll to complete this function. 2.0 The o
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I am doing a temperature control experiment, using PIC control, but it always restarts from 0000 for no apparent reason, causing the integral of my PID control to not accumulate. Can anyone tell me un
The teacher's requirements are: operating frequency range: 2.2GHz-2.7GHz, VSWR less than 1.8, gain 20. Let's find a power amplifier chip to simulate with ADS, and finally make a physical product. I do