Use TI routines to extract some sub-functions and make a dual closed-loop speed regulation of a DC motor. The buttons can be used to accelerate, decelerate, and load forward and reverse....
Hello everyone, I am working on a card reader program for RC522 recently. I have implemented card password verification, password modification, data addition and subtraction operations on the board. I...
[i=s]This post was last edited by jefferysimon on 2020-9-4 16:26[/i]Company Profile:
Shenzhen Yudi Technology Co., Ltd. was established in 2011 and covers an area of 2,000 square meters. Since its est...
Add USB mass storage function under MARVELL PXA310+WM6.0 (littleton's BSP): So that when the device is connected to the PC, the SD card can appear as a drive letter in "My Computer" like a USB flash d...
[align=left][font=微软雅黑][size=3]If you haven't had a few electronic components blown up, you'd be embarrassed to say you're an electronics guy. Remember to share with everyone the electronic components...
I use LPC2378. I can find the chip almost all the time using H-JTAG. But when I use H-FLASHER, I can only find "Target:ARM7TDMI-S Little-Endian" and "Flash:ERROR". I have selected LPC 2378 and LPC2378...
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]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[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
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[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]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[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]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
Zarlink Semiconductor has developed an ultra-low-power RF transceiver chip for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices. It has high data rates, low power c...[Details]
1. Advantages of CAN-bus in coal mine communication
Coal mine production is a field closely related to the national economy and people's livelihood. Among them, coal mine safety is undoubtedly ...[Details]