Compare the two-dimensional code recognition solutions of STM32, GD32, and AT32 to provide a reference for developers of two-dimensional code recognition products.Attached is the source code of variou...
(1) ... 1. Voltage regulation rate ≤0.2% (input voltage 220V variation range +15% to -20%, no load to full load) 2. Load regulation rate ≤1% (at the lowest input voltage, full load) 3. Ripple voltage ...
IC Design Category: VLSI Manager Sr.ASIC Design Engineer Sr. Layout Engineer IC Video Process Engineer Sr. Digital Design Engineer Sr. Analog IC Design Engineer Senior RF IC Designer Sr.Validation Eng...
How to add a function in the following program when programming with stm12A5c60s2 chip, convert the collected voltage into digital signal, set the signal range to drive the motor forward and reverse #...
Eleventh, I cleaned up my own junk. It would be a pity to throw it away, but I had no place to put it, so I took out some of it and sold it to buyers and giveaways.I still have a bunch of them left, a...
I am using the iar compilation environment. Port P1 has multiple interrupt sources. After entering the interrupt, the interrupt flag should be cleared by software. I set a breakpoint at the place wher...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]