void DMACH1AddrConfig(volatile Uint16 *DMA_Dest,volatile Uint16 *DMA_Source) There are two source addresses, one A is used for transmission (incremented with each byte), and the other B is used as a r...
How should such a small inductance be measured? The multimeter at home cannot measure such a small value. I found a copper wire and wound an inductor antenna. I want to receive the 800MHZ mobile phone...
Here is a repost of a powerful netizen's DIY zoom LED flashlight manufacturing process. Let's talk about the advantages of zoom flashlights first: Compared with traditional fixed-focus (or ordinary sp...
[b]Connect the development board via USB[/b] Unlike the STM32 version of the pyboard, the ESP8266 itself does not have USB and can only be accessed via the TTL serial port and Wifi. We will first intr...
I wrote a serial communication program in eVC and VB2005 (intelligent device) respectively. I use PC to send data to the development board through the serial port. The communication program I wrote ca...
The niece of forum member long521 , a very cute little girl, was just 5 years old. On November 22, 2019, she was diagnosed with acute lymphocytic leukemia at the Children's Hospital Affiliated to Zhej...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
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]
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]
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]
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]
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]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[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]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[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]