On the Compass and level app I created, I found that the compass needle was pointing to the west when it should be pointing to the east.Below are two pictures showing the difference in direction betwe...
As the title says, I need help finding a serial port assistant that can send commands alternately and supports 2400 baud rate
I have a device that can send commands alternately, but it doesn't support...
[i=s]This post was last edited by yilonglucky on 2019-3-12 11:11[/i] The National Computer Technology and Software Professional Technical Qualification (Level) Examination is now open for online regis...
In addition to the active mode during normal operation, MSP430 also supports five low-power modes: LPM0, LPM1, LPM2, LPM3, and LPM4, which are set by the CPUOFF, OSCOFF, SCG0, and SCG1 bits in the sta...
As shown in the photo: the higher the DC voltage connected to the ground by the negative pole of the battery, the greater the error of the AD value read by the microcontroller. Please tell me how to e...
The circuit needs to drive 8 relays. When multiple relays are closed and turned on, the current increases greatly. To ensure the actual effect, while widening the current line, it is hoped that the so...