This article will use the lv_port_esp32 case as a template, plus Kaluga's adc_button case - button control of RGB multi-color light changes.
1. Kaluga's onboard buttons and LEDs
Kaluga has six buttons...
A stack is a storage structure with a special access attribute of "Last In First Out" (LIFO). A stack generally uses RAM physical resources as a storage body and is implemented with a LIFO access inte...
When using FDS9721_LP3 as a test PCB tooling, a switch is required to control multiple chips.
Because when testing voltage and resistance, the chip channel used is a PIN pin. I don't want to use a swi...
Can this circuit boost the voltage to 100V? If I want to make a boost circuit, the adjustable PWM wave frequency can reach 30kHz, and the boost function from 5V to 100V is realized, and the current re...
Pulse Width Modulation (PWM) is a very effective technique for controlling analog circuits using the digital output of a microprocessor. PWM is a method of digitally encoding the level of an analog si...[Details]
1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
The development of automobile technology is very important to the innovation of automobile displays, from the earliest light-emitting diodes to black and white dot matrix screens to cathode ray tube ...[Details]
When beginners first enter the field of electronics, they must buy a multimeter. Should they choose a pointer type or a digital type? I think you can buy a pointer type first. This is like a student ...[Details]
When we got involved in the charging pile project, after discussion, we selected NXP's lpc1788 chip as our development chip. Since we had never used this chip before, we inevitably made some low-leve...[Details]
introduction The reconfigurable design of the detection system is the development direction of detection technology. Reconfigurable design refers to a design method that uses reusable software and ha...[Details]
1. The history of the development of single-chip microcomputers
The initial stage of single-chip microcomputers:
In 1976, Intel launched the 8-bit MCS-48 series of single-chip microcomputers...[Details]
STM32 GPIO external interrupt summary 1. STM32 interrupt grouping: Each GPIO of STM32 can be configured as an external interrupt trigger source, which is also the strength of STM32. STM32 divides...[Details]
Combi 1/O-Signal Input and Output Board
Combi-DSOC 651 24VDC, 8 digital input signals, 8 digital output signals, 2 analog output signals.
Digital /O-Signal Input and Output Board
...[Details]
Mission-critical subsystems must be robust and reliable to ensure driver and passenger safety. The safety and convenience offered by autonomous vehicles (AVs) cannot be achieved unless the vehicle...[Details]
Xiaomi POCO announced that it will release POCO F2 Pro on May 12. 91Mobile has received exclusive information that Xiaomi POCO F2 Pro offers 6GB+128GB and 8GB+256GB storage options, and the 128GB ver...[Details]
The annual Arm TechCon was held this year, with experts from major technology giants around the world gathering together to discuss future technology trends and policy directions. In the past few yea...[Details]
With the continuous development of intelligent technology, audio equipment is rapidly developing in the direction of intelligence.
音频调节器作为其中的一部分,发展优化了一系列先进的功能,音频调节器拥有对白增强、声场扩展、环境音效、声像位置调整、动态范围...[Details]
1 Introduction
CNC technology is a high-tech technology that uses computers to perform digital calculations on various control information in the machining process and automatically contro...[Details]
The human body has two eyeballs, and their visual ranges are slightly different, which is called visual displacement. After comparing the visual displacement, the brain will make us feel the diff...[Details]