rtthread pwm device controls the brightness of led lamps
The development environment of this article is based on keil5,rt-thread-4.0.3,env,STM32CubeMX, etc. the hardware is Delphi lenimo m3s development board. Please build and install the development environment by yourself. The content is simple and rough. Don't care too much. It mainly realizes the function.
This article does not talk about theo ...
Posted by Hades on Fri, 14 Jan 2022 04:15:53 +0100
Qt encapsulates a simple LED (indicator light) control
Qt encapsulates a simple LED (indicator light) control
1. Effect~
thereforeThis simple LED class can be customized in size~It can be on or off, or it can flash 👁️~Blinking interval ⌛ It is customizable to call the class setInterval(msec) function before setting the flicker state.There are several predefined colors (red) 🔴, green 🟢, blue ...
Posted by Evoke on Wed, 22 Dec 2021 15:01:15 +0100
Realization of glare function based on SK6812 coded LED (PWM+DMA compatible with MCU)
Old routine; Introduction, pursue the source, and then talk about reality
When it comes to LEDs, everyone must be familiar. When playing the development board, we have lit patch LEDs of various colors, but when we need to use multiple LEDs at the same time, is the chip IO not enough? By the way, ...
Posted by Dingbats on Sun, 12 Sep 2021 04:01:40 +0200