I recently received a 32*64 two-color dot matrix screen composed of 595 and 138, but it just won’t light up. This is my first time using this thing. I checked a lot of information, but I just can’t un...
1. IIC DescriptionThe above figure shows that there should be at least one microcontroller in the IIC bus topology. The controller communicates with other associated devices through the SCL and SDA li...
Problem description: The small light does not flash
Previous article: The following two routines are used. 1) Blinky light flashing routine 2) Bluetooth routineProblem description:
Compilation and deb...
yyycnonsemi and Avnet IoT Innovation Design Competition
Hi, good morning everyone~ The new week's review information is here~ There will be new activities coming online this week~You can still apply for the following boards:
Free trial for Lingdong . There...
How to use 3.3V of stm32 to control 5V servo? The control signal of the servo requires 5V, and stable control is required for long-term use. What should I do at this time?...
Development is never smooth sailing. Recently, I was stuck in the original instrument setting communication software and hardware protocol. Fortunately, the prototype board was made (a complaint is th...
7905onsemi and Avnet IoT Innovation Design Competition