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...
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
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[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]
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
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[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]
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]
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]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]