[align=left]The LPCXpresso54102 development board belongs to the LPCXpresso series. LPCXpresso is a development board officially launched by NXP, providing evaluation boards for Cortex-M series MCUs s...
I want to detect a square wave signal with a frequency range of 1Hz to 10MHz and an amplitude range of 0.1V to 3V! I can't afford a high-speed AD, so I plan to use an op amp and a comparator to make a...
The following statement is seen in an example (also ATmega128 microcontroller):#define SCL PORTC.1 //define serial clock…………SCL=1;………………SCL = 0;I created the file myself and used the above statement, ...
Recently I saw some friends encountered some problems when posting and editing posts on the forum.Please leave a comment. We will seriously consider all suggestions and try to make some improvements w...
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
WiMax technology needs to demonstrate its advantages in specific application scenarios in order to gain market recognition, which requires application testing to measure system performance para...[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]
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]
Abstract:
Online dynamic signature authentication is increasingly used in various fields, especially in banking and financial systems and personal identification. As the basis of online signa...[Details]
FSK (Frequeney-Shift Keying) uses carriers of different frequencies to transmit digital signals. FSK signals have the advantages of strong anti-interference ability and long transmission distance, and...[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]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
Femtocell base stations are required to meet stringent requirements in terms of interference, compatibility testing between mobile devices and networks (such as ad hoc networks, handovers), and mee...[Details]
As modern cities develop towards multi-functionality, urban layouts become increasingly complex, with hundreds, even thousands of ground monitoring points. To ensure that functional departments can...[Details]
The car sensor simulation tester simulates the input signal of the car computer and replaces the sensor. It does not need to replace the sensor, so it can accurately judge the quality of the sensor...[Details]
1 Introduction
Under the current situation of power shortage in my country, it is very important to monitor power to ensure safe use of power. The research and transformation of power grid...[Details]
1 AD7674 and C8051060 Introduction
1.1 AD7674 Introduction
AD7674 is a high-precision 18-bit successive approximation (SAR) ADC with high sampling rate, high precision, low power ...[Details]
With the deepening of energy crisis and environmental pollution, the research and utilization of solar energy has received widespread attention. Solar energy is an inexhaustible renewable energy so...[Details]
Future 4C products are characterized by low price, light weight and mobile Internet access, so their power supply design must break away from traditional limitations, including complicated external...[Details]
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