strneb r2,[r3,r4] means send address r3+address r4 to r2 or send address r3+address r4 to r2 ldr r0,[r1],#4 means send the value of r0 to address r1, address r1+4 or send the value of r0 to address r1...
1(T1in)--->14(T1out) Rx In vc, I use API functions to communicate with the serial port. I want to use hardware stream DTR/DSR to control the communication of the serial port. The general idea is as fo...
Friends, if you are given an ultra-low-power Bluetooth 5.0 system, including Arduino connectors, temperature monitoring, multiple sensors and simulators, combined with your creativity, what kind of sm...
EEWORLD社区onsemi and Avnet IoT Innovation Design Competition
[align=left]In the BootLoader Overview, we already know that the implementation of BootLoader depends on the processor architecture. For the convenience of porting, most BootLoaders can be divided int...
[i=s] This post was last edited by littleshrimp on 2017-12-22 22:49 [/i] [font=微软雅黑][size=4]Designing this electronic ink screen thermometer and hygrometer is quite brain-consuming [/size][/font] [fon...
1. EDMA3 controller The controller handles all data transfers between memory and peripherals on the DM6437. This includes cache services, non-cache memory accesses, user programmable data transfers, a...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[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]
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]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]