The output of the comparator LM239DRG has a 10k pull-up resistor, which is connected to the input of the OR gate 74AHC32D. It is found that no matter what, the voltage at this point is always very low...
[i=s]This post was last edited by Feng Xuetian on 2019-1-20 22:22[/i] [align=left]In the last two weeks of the evaluation, we planned to build a comprehensive project based on Rapid IoT, "Smart Home T...
PA controllers are used in base station systems to provide the PA with the required precise gate voltage. The current MIMO system has a large number of channels, and at the same time, each channel has...
Live broadcast time: November 13 (Wednesday) 10:00-11:30
Live Topic: Bidirectional CLLLC Resonance, Dual Active Bridge (DAB) Reference Design
During the live broadcast, TI engineers will explain in de...
Code: /* C language example 24 Question: There is a sequence of fractions: 2/1, 3/2, 5/3, 8/5, 13/8, 21/13... Find the sum of the first 20 items of this sequence. Program analysis: Please grasp the...[Details]
Sina Digital News reported in the early morning of September 17 that Apple held its fall conference yesterday. In addition to launching the new iPad and Apple Watch, it also announced the relea...[Details]
In daily life, we come into contact with beauty ultrasonic instruments, medical ultrasonic instruments, ultrasonic cleaning instruments, etc. Today, I will talk about ultrasonic detectors used for ge...[Details]
1. Introduction
Semiconductor
Light-emitting diodes, referred to as
LEDs
, were developed in the 1960s and gradually moved towards the market, and their packaging technology has...[Details]
HMSC-type lithium-sulfur full battery performance: (a) lithium-sulfur button cell (6.9 mg cm-2 S + 6.8 mg cm-2Mo6S8, electrolyte active material ratio ~1.5μLmg-1); (b) lithium-sulfur soft pack full b...[Details]
Recently, Visionox's controlling shareholder Tibet Zhihe plans to transfer 160 million shares of the company it holds to the counterparty (a state-owned company), accounting for approximately 11.70% ...[Details]
1. Introduction to BootLoader
Running GNU/Linux systems on dedicated embedded boards has become increasingly popular. From a software perspective, an embedded Linux system can usually be divided i...[Details]
This evening, Samsung held a launch conference for the Galaxy S22 series in China and officially announced the Galaxy S22/S22+ mobile phones. Among them, the Samsung Galaxy S22 and S22+ are similar i...[Details]
Introduction
In the following lines I describe the process I followed to build the box, the light system, and the countdown system which is based on the AVR MEGA8 microcontroller.
...[Details]
Abstract: Aiming at the demand of processing high-speed multi-channel video data at the same time, this paper takes NiosIl soft-core CPU as the core, builds a system on programmable chip (SOPC) on ...[Details]
According to a newly published FCC certification listing discovered by Twitter user @iJRPN, budget smart home company Wyze is preparing to release a smartwatch, the Wyze Watch 44, with an Appl...[Details]
The LTC®2633 is a family of dual 12-bit, 10-bit and 8-bit voltage output DACs with an integrated, high accuracy, low drift reference in an 8-lead TSOT-23 package. It has built-in rail-to-rail outpu...[Details]
Development environment: Keil RVMDK
It is very convenient to use printf to send data in the STM32 serial communication program. However, there are always problems when using it for the first time. ...[Details]
1 Introduction
With the rapid growth of the number of motor vehicles in China, in order to ensure the safe operation of motor vehicles, the fully automatic vehicle comprehensive performance test l...[Details]
On November 6, Tianma Microelectronics held the 2024 Tianma Microelectronics Global Innovation Conference in Xiamen, and released new technologies in the fields of Micro-LED, OLED, technology platf...[Details]