I just received the board over the weekend. Thanks to EEWORLD and ST.I won't say much about the board. It's as impressive as ever. I just started using CUBEMX. The first step after getting the board i...
A constant current source is a power source that can provide a constant current to a load. Therefore, the application range of a constant current source is very wide and it is indispensable in many ca...
I made a self-made optocoupler screen clicker, using ne555 pulse module, adjustable frequency duty cycle, and 817c for optocoupler. There is no problem with the circuit and wiring, but no matter wheth...
1. When multiple clock signals of different frequencies are required in the system, programmable clock chip is preferred;2. When a single clock signal is used, a crystal clock circuit is selected;3. W...
[i=s]This post was last edited by MianQi on 2021-7-13 15:32[/i]At first, the platform was Ubuntu 20.04 and the IDE was CCS. The homepage of CCS was like this:However, this IDE alone is not enough, you...
Burn the project in the nRF5_SDK_15.2.0_9412b96\examplesfcecord_text folder to 52840 and read it through NXP's pn532:The data of the NFC block is shown in the red line: Hello World![code]static ret_co...