I would like to ask an expert, why are the first seven bytes of NK.bin 42 30 30 30 46 46 0A equivalent to "B000FF\x0A"? The detailed bootloader program is as follows: if(strncmp("B000FF\x0a", (char *)...
[hide]Issues and Challenges The ice and snow art landscape is a combination of ice and snow architecture and lighting art. Ice and snow are the carriers, and lighting is the soul of the ice and snow...
I want PG12864 to automatically write the 128 characters it comes with, but it cannot be displayed. Could you please give me some instructions?
#includereg51.h #includeintrins.h #define uchar unsigned...
I would like to ask a few questions about FPGA: 1. In the FPGA timing constraints, how should the setup time and hold time be filled in? ? 2. Taking CycloneII as an example, what is the minimum delay ...
The input voltage is 3.6~4.2V. The output voltage is 2.0~3.6V. The maximum output current is 2A. I didn't understand the manual and got it wrong. I would like to ask: 1. Can this chip meet my requirem...
I used Delphi to make a software to communicate with 430, but when the computer sends data to the 430 microcontroller, 430 can only receive 14 bytes, and the rest are cut off. This should be a Delphi ...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on
the interface between
DSP
and DS18B20. Therefore, this article introdu...[Details]
introduction
Frequency characteristic tester
Also known as sweep frequency meter or frequency response analyzer, it uses a rectangular oscilloscope with internal scale as
a displ...[Details]
The embedded network module series products of Yingchuang Company all have a streamlined ISA expansion bus, which usually includes several address buses, 8-bit data buses, read and write control li...[Details]