Problems that occur when building platform makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\SMDK2410vga\RelDir\SAMSUN~1\postproc\platform.bib makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\S...
In EVC, the following conditional macro definition is defined, which means: when _POCKET_PC is defined, some code is executed, and when it is not defined, other code is executed. #ifdef _POCKET_PC ......
After mastering Keil and Protel 99, I officially entered the industry. Previously, my main job was to develop 8051 assembly programs. The company's main product was IC card readers (non-CPU cards, usi...
I hope to read and write data to the flash in the user program, but after looking up the information, I still don't understand how to store the code. If I write the original data, it won't start. Unde...
The following is part of the BOOTLOADERCommunication safetyAll communications from the programming tool (PC) to the device are verified by:1. checksum: all received bytes are XORed. A byte containing ...
Piezoelectric sound components, generally called piezoelectric buzzers, are products used to generate alarms and electronic sounds. They play the role of devices transmitting signals to people and are...
Embedded systems are the replacement products of computer technology, communication technology, semiconductor technology, microelectronics technology, voice and image data transmission technology, and...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
introduction
Like other
portable
electronic products,
blood flow parameter detectors
need to be small, thin, durable, reliable, and have a long standby time. Therefore, system desi...[Details]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[Details]
Preface
For a long time, SD cards with Flash Memory as storage have been widely used in consumer electronic products due to their small size, low power consumption, erasable and non-volati...[Details]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
introduction
Traditional electric actuators are easy to use and save investment, and have been widely used in production process control systems in the fields of electricity, metallurgy, petro...[Details]
In the process of RF transceiver application, adjusting the processing gain (PG) of the direct sequence spread spectrum communication system (DSSS) can obtain excellent anti-noise performance, whic...[Details]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
Portable products are generally powered by batteries. Due to cost and size considerations, there is a trend to reduce the number and size of batteries used in design. If the number of batteries is ...[Details]
1 Introduction
In many communication systems, the base station usually sends a training sequence for the terminal to synchronize with the system. The synchronization here includes time syn...[Details]
Agilent Technologies Inc. has announced a new Unlicensed Mobile Access/Generic Access Network (UMA/GAN) test capability on 3GSM that is both extremely affordable and easy to use. The industry's fi...[Details]
The main factor causing cost variation in digital display devices today is the display screen. In the design phase, continuously promoting platform-based display design decisions can greatly reduce...[Details]
0 Introduction
In modern industrial production and scientific and technological research, various data usually need to be collected. The commonly used data acquisition board collection met...[Details]
Use physical methods and electronic technology to automatically detect intrusions occurring in the monitored area, generate an alarm signal, and assist on-duty personnel in notifying them of the ar...[Details]