I got the board a few days ago. The original board already has an Arduino interface. Today I used a sensor expansion board to develop the DHT11 single-bus temperature and humidity sensor.The blue part...
I was cleaning up at home yesterday and found the TXS0104 chip I had applied for before, so I DIYed an I2C level conversion board.TXS0104 is a bidirectional level conversion chip with a rate of up to ...
Click to get"PCB Design Cheats"When it comes to PCB printed circuit boards, people both "love" and "hate" it. What people love is its ability to simplify circuit design, improve work efficiency, and r...
[i=s] This post was last edited by emmnn on 2022-7-11 16:36 [/i] **Table of Contents** [TOCM] # Preface After introducing the RTOS porting, today I will introduce the development and function demonstr...
The reference chip currently used on the circuit board is ADI's ADR3433. The price on Jialichuang has increased from more than 6 yuan to 18 yuan per piece. The increase is too sharp. I would like to a...
With the rapid development of in-vehicle connectivity technology, people are now discussing more and more about its security. Automakers are working with relevant partners to develop vari...[Details]
There are two main reasons why HardFault_Handler failure occurs in STM32:
1. Memory overflow or out-of-bounds access. This requires standardizing the code when writing the program yourself, and you n...[Details]
On May 30, OPPO released the Reno Z mobile phone in Hong Kong. At that time, the price of the phone was 2,499 yuan. Now on June 28, we went to OPPO's official website and found that the price of the ...[Details]
Test and measurement applications such as battery testing, electrochemical impedance spectroscopy, and semiconductor testing require accurate current and voltage output DC power supplies. The devic...[Details]
People who pay attention to AI technology must know that Federated Learning technology was first publicly released by Google in 2017, and it has been highly anticipated by the industry since it was p...[Details]
The future interactive experience area of Yunqi Conference: brain-computer dream painting, recognizing people by smelling scents, and programming for the blind At the Open Day of the Computing C...[Details]
This time we are going to make a USB card reader for an SD card. We modified the USB flash drive project simulated by NAND Flash last time, so we only need to modify a small part. Most of the project...[Details]
AsiaInfo Electronics launches the latest generation of "AX99100A PCIe to multi-I/O (4S, 2S+1P, 2S+SPI, LB) controller", providing a cost-effective PCIe to multi-serial and parallel I/O bridge chip so...[Details]
Spectrum analyzers play an important role in daily test and measurement. The measurement of noise power and signal-to-noise ratio is one of the applications of spectrum analyzers. So how to use spect...[Details]
This article presents a systematic approach to calculating the DC error of a current-sense amplifier, discusses each error source, and presents a method for estimating the total error. Finally, the...[Details]
On September 2, at the Shanghai EESA exhibition, CRRC Zhuzhou Institute, together with Midea Building Technology and other companies, jointly released a 12kW direct cooling thermal management unit,...[Details]
This week, on the 36th anniversary of Qualcomm's founding, Cristiano Amon officially took office, becoming the fourth CEO in Qualcomm's history. Amon joined Qualcomm in 1995. Over the past 25 y...[Details]
In recent years, blockchain technology has developed into a stable market with huge growth potential. Market research firm Gartner predicts that by 2025, the global commercial added value of blockcha...[Details]
Today, Meizu Technology released a Weibo post that made many fans excited, because the official began to warm up Flyme8. Meizu’s Weibo account promoted a new feature of Flyme 8 - SOS emergency help. ...[Details]
I recently had the opportunity to play around with a new micropower 6MHz LTC6255
op amp
, driving a 12-bit, 250 kS/s LTC2361 ADC. I wanted to take an FFT of a pure sine wave at about 5kHz. ...[Details]