[code]//******************************************************************************** // Serial communication//Environment: C8051F120 // //Description: // // This program implements serial port pri...
Shao Beibei's book P96 says "After calling OSSchedLock(), the user application must not call system functions that may cause the task to suspend. That is, the application must not call OSFlagPend(), O...
What is the maximum frequency deviation specified in the ZigBee protocol?
For example, in a certain channel, the center frequency is 2.45G. When sending 0, the frequency is 2.4495G, and when sending 1...
As shown in the picture, this is the humidity sensor module I made myself. When I connected the 5V power supply, the LM393 was very hot. Why is this? How to solve it? Can the experts help me?...
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