When a USB keyboard is plugged into a PC, the PC recognizes it as a USB keyboard, not other USB devices. It should be that some key values are pre-registered on the computer hardware. When the USB key...
Program function: Verify the package and pad differences between BRD board and LIB library, between SIP board and LIB library, between MCM board and LIB library, and verify the package and pad differe...
Hello everyone, recently I have been trying to port UCOS-II to the DSP C6701 platform, using the source code of UCOS-II V2.52. After creating the project, I directly added some codes into it, and then...
The magnetoelectric ammeter is an instrument commonly used in middle school physics to measure the current size of a closed loop. When the current passes through the coil, the wire is acted upon by th...
Functional test In functional test, the choice of test method is more important and should be reasonable. When verifying the multi-period prompt function, the method used is to replace "hours" with "m...
1. LoRa Technology
LoRa is an ultra-long-distance wireless transmission solution based on spread spectrum technology launched by Semtech Corporation of the United States. It belongs to the Low Power W...