LT3514 step-down followed by optocoupler
There is a project like this - after the DC24V is stepped down by LT3514 , it becomes DC 3.3V/5V/10V , and then each passes through an optocoupler to become an
According to the following schematic diagram, the microphone preamplifier circuit is designed. When the microphone is not connected, the pins 6 and 1 of the OPA2604AU have a sinusoidal periodic signal
I have ported RTX5+CycloneTCP to the STM32746G_Disc development board. Currently using http client, I need to use the get method to request: https://api.imjad.cn/cloudmusic/?keywords=songid=210042sear
If I want to learn and use it personally, can I buy a small amount of Fudan Microelectronics' FM33LC0xx domestic low-power MCU? It seems that I can't find it in the commonly used places such as Taobao
[size=4]Bootload problem. When I was learning 51 before, as long as the program was written and compiled, I could use the burner to burn the *.hex file directly into the microcontroller for operation.