The effect of installing it on my headphone amplifier: (The machine cannot be covered; the green PCB below is also an additional one, input switching circuit.)The board was made when the 5 yuan proofi...
I use a matrix keyboard to input a two-digit decimal number. How can I convert it into binary and input it into the FPGA? For example, 23 becomes 0001 0111. Note that it is not converted into BCD code...
Yesterday, @lb8820265, who had not appeared in the forum for a long time, was all over the screen~ He brought his "Wanli" car back to the forum. He is looking forward to friends who like it to play wi...
When I use CAN communication and PC communication, the DSP count only sends 10000 data, but the CAN card receives 10010 data. Later, I found that there are duplicate data and the DSP resents. What's g...
A 8086 program performs multiplication of two 32-bit numbers. I am confused because I have just started learning it. The program is as follows: data segment mulnum dw 0000,0fffh,0000,offfh,4dup(?) dat...
As shown in Figure 1, I know how to calculate RC filtering. I know the frequency of the square wave and the three RC constants reach full amplitude. The filtering effect is a bit like a dorsal fin sha...
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[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]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[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]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
For a long time, my country has implemented "community-style collective heating" for hot water heating, and settled accounts based on the heating area, regardless of whether the user uses heat. Thi...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
DIY/Open Source Hardware
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