I can't find the PLL selection byte in the ST7FLITE05.H header file of st7lite05. How can I solve this problem? How can I implement PLL to make the CPU work at 8MHz?...
12F629, I am a novice, I wrote a program to require GP0 to detect input, then GP1 output. START CLRF GPIO ; Initialize GPIO BCF STATUS, RP0 ; Select Bank0 MOVLW 07h ; Set GP to digital IO MOVWF CMCON ...
[align=left][size=6]Because FPGA is an SRAM structure, which is different from the ROM structure of CPLD, the FPGA code is lost after power failure, and an external configuration chip is required. Whe...
Clock is an indispensable part of DSP and a necessary condition for its operation. Clock input: There are many clock options for the 280x series DSP, including: (1) Crystal input through X1 and X2: CL...
[table][tr][td][align=center][size=16px]Future-oriented [url=http://www.szhexian.cn/][b][color=#599100]IC[/color][/b][/url] design solutions[/size][/align]With the rapid development of the integrated ...
The English meanings of these two words are similar. I still can't figure out the difference between these two task states after reading Kong Xiangying's book. The results of Google are not the same. ...
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]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[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]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]