I equipped my development board with a 1.5-inch 240*240 screen, driven by st7789. I searched for micropython libraries, but couldn't find a suitable one. Adafruit wrote a st7735 one a long time ago, a
[i=s]This post was last edited by sfcsdc on 2020-11-9 10:11[/i]The circuit is as follows:
When the output 24V_OUT and GND are short-circuited, the situation is as follows:
In the figure below, yellow
1. Define the global macro _DLIB_FILE_DESCRIPTOR under options 2. Then include it in the program3. Rewrite the callback function and select the serial port USARTn according to the actual situation. in
CC2640R2F Bluetooth 5.0 protocolOfficially released in London on June 16, 2016 (US time), it is the most advanced Bluetooth protocol standard at this stage.
1. Faster transmission speedThe developers
1. There is a problem with the negative voltage output circuit in the LM2576hv-15 manual
Question: The actual circuit is designed according to the circuit in this manual. It has been confirmed that th