Recently, a project used infrared transceiver, which required modulating a 38K signal. The chip I used was TM4C1231H6PZ, which did not have a PWM module. I wanted to try the PWM function of the timer....
I am a novice learning ARM7, please help! The code in the book is as follows: CODE32 AREA vectors,CODE,READONLY Reset LDR PC, ResetAddr LDR PC, UndefinedAddr LDR PC, SWI_Addr LDR PC, PrefetchAddr LDR ...
[i=s] This post was last edited by littleshrimp on 2015-5-15 16:34 [/i] Please recommend an isolated DC-DC chip or module with small size and low cost. The input voltage can be any value between 3~12V...
[align=left][font=微软雅黑]First of all, when learning [/font] Cortex-M3, we must know the necessary abbreviations. [/align][align=left]The following is the summary: [/align][align=left]AMBA: Advanced MCU...
My board has uCLINUX burned into it. I used ADS1.2 to compile a ticker program. The ticker program can only run by inputting commands on the keyboard in u-boot. How can I make the board run ticker pro...
[i=s] This post was last edited by paulhyde on 2014-9-15 03:21 [/i] 8-way buzzer design I can only design for 51 series microcontrollers in C language. Sorry! You can take a look if you want, but I ju...
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[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]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]