Display unit board components:
The driver chips are mainly 74HC59574HC245/24474HC1384953 .
Function of 74HC245 : signal power amplificationThe unit board / module is composed of multiple pieces connec...
Summary of Bluetooth configuration experience- Taking HC05 and HC06 as examples - Author: Zhang Xinbin1. Prepare materials(1) A pair of Bluetooth modulesFigure 1: HC05 Figure 2: HC06(2) USB to TTL one...
[p=21, null, left][backcolor=rgb(255, 255, 255)][font=Arial, Helvetica, sans-serif, 宋体][size=14px]When the operational amplifier was first created, it was used to operate various analog signals. This ...
Originally, I already have WIFI modules (boards), including EWM3162, which is really good. The manufacturer provides module development documents, which can be used to flexibly implement a variety of ...
In one of my projects, there are about 20 .c file modules. I want to use the scatter loading file to specify the linker to locate some of them, for example, 12 of them, in the FLASH from 0x00000000 to...
I have read some documents recently, but they just use uboot and linux images directly. Are the linux source code and uboot source code of cycloneV soc open source? The uboot and linux source code of ...
Keeping the heart environment compact and warm is beneficial in most cases, but it’s another story for electronic heart scanners. When GE Healthcare was designing a scanner that was said to be the fas...[Details]
Introduction: Design of automated test systems
Challenges
To ensure the quality and reliability of products delivered to customers, test managers and engineers use automated test system...[Details]
In the development of high-stability lasers, real-time monitoring of the working state of the laser is an issue that needs to be focused on. This system realizes the high-stability laser temperatur...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
As the price of readers and tags decreases and the global market expands, the application of radio frequency identification (RFID) is increasing day by day. Tags can be powered by readers (passive ...[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]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
Adding "intelligence" to measurement systems is becoming more common as 8-bit microcontrollers are inexpensive, widely available, and can be programmed using today's common high-level languages, su...[Details]
In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitation...[Details]
Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although the type and size of the di...[Details]
introduction
Taking care of babies is very tiring because they wake up and sleep frequently, and activities such as feeding and changing clothes will take up a lot of adults' time and energy. ...[Details]
Global IP Solutions (GIPS), a leading provider of high-quality IP multimedia processing solutions, announced that GIPS has enabled Voice over Internet Protocol (VoIP) capabilities for Apple's iPhon...[Details]
At present, TPMS (tire pressure monitoring system) is mainly divided into two types, one is indirect type and the other is direct type. The direct TPMS system has been affected by its poor alarm ac...[Details]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[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]