Does STM32 need CPU to be involved continuously when writing SPI flash? I mean, can the CPU do other work when writing SPI FLASH, such as ADC.In fact, this is the main summary of my other question." A...
The program running under xpe needs to realize the function of no mouse and no keyboard. It runs normally when the mouse is plugged in. After unplugging the mouse, the mouse cursor on the screen disap...
1. The equipment is a constant pressure PID control system for the water supply pump in the hot water heating boiler room;
2. During debugging, it was found that the system pressure was controlled at ...
void main(void) { int t; Init_CLK(); uint ch[8] = {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; Init_Port(); t=KeyScan(); P5DIR=0XFF; P5OUT=ch[t]; while(1); } After using while, the output of P5 is corre...
The NRF2401 program I found online cannot be transmitted, but I set a variable anywhere at random and then ++ it, and it can be transmitted. What is the conflict in this case?...
Compiling on evc4 resulted in 96 mcomp_wmmx.asm(371): error A0051. I downloaded armasm.exe from the arm website (http://www.arm.com/support/downloads/info/14778.html) and copied it to Microsoft eMbedd...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]
At present,
the control system used in
automobiles
can be divided into three parts from the functional point of view:
sensor
unit, control unit and execution unit. Among them,
th...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]
The number of timers/counters and interrupt sources directly determines the performance of the microcontroller. The MCS-51 microcontroller has two programmable 16-bit timers/counters and five inter...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]