I found this using the stm32f103c8t6 minimum system board. When the ADC is converting, the reading value is normal without the sensor plugged in, but when the sensor is plugged in, the data fluctuates...
In a project I am currently working on, there is a component whose maximum working voltage is 18V, which cannot pass the 400ms 34V test of P5B. The current improvement plan is to connect a varistor in...
I want to send MP3 through 433M wireless module, and the other end will send it to the microcontroller after receiving it. The microcontroller will decode and play it through the decoding chip. I don'...
In the first two sections, we discussed the most popular interfaces of T-BOX: PHY and CAN. In the following sections, I will introduce the power supply, which is mainly divided into Wide Vin BUCK, Low...
[i=s]This post was last edited by damiaa on 2021-5-16 19:36[/i]Disassemble the Xiyangyang Bluetooth speaker into eight pieces
I've been annoyed with this speaker for a long time because it stopped con...
LPC1768 has 4 timers, which can be used as interval timers, external capture inputs, and free-running timers. At least 2 of the 4 timers can be set as capture and match outputs, and timer 2 can be set...
1 Introduction The full name of CAN bus is ControllerAreaNetworkBus, referred to as controller local network bus. It is a type of field bus and a serial communication network that effectively support...[Details]
Test and measurement are an important part of any engineering requirement. As the wireless and communications market develops, old technologies are finding new uses. In particular, the 20th anniver...[Details]
On the morning of March 14, Mig Chi Kuo, an analyst who follows Apple products, said that among the next generation of mobile phones, only the iPhone 14 Pro series will be equipped with the "A16" chi...[Details]
Analysis by chart: ARM processors have seven operating modes in order to form different usage levels to prevent damage to the system. Different modes can access different registers and run differen...[Details]
The above two sets of data come from the financial report of iFlytek, which has been controversial recently. Some people believe that iFlytek is supported by government subsidies. iFlytek's po...[Details]
Many commercial and industrial applications face the challenge of interfacing low-voltage microcontrollers and digital signal processors (DSPs) to high-voltage sensor switches and other digital, high-...[Details]
In the construction of Qinhuangdao TD-SCDMA (hereinafter referred to as "TD") network, TD (ZTE equipment) and 2G network are closely related. The co-network of TD and GSM can expand coverage, balance ...[Details]
1. Thermistor Overview
Similar to RTDs, thermistors are temperature-sensitive semiconductors whose impedance changes with temperature. Thermistors are made of metal oxide semiconductor materials en...[Details]
Introduction
14443 TypeA closely coupled RFID card standard is widely used in access control, identity recognition and electronic wallet, and RC522, as a new member of Philips base station ch...[Details]
Friends who use single-chip microcomputers know that the ROM and RAM provided by single-chip microcomputers are generally small. Even if it is a 256KB flash and 64KB RAM like STM32. Once you need to ...[Details]
Although more than a decade has passed since the blackout of the century in the United States, the disaster it brought always reminds people of the problem of power supply stability. So how did this ...[Details]
Respiratory mask leakage testing is used to test the filtration efficiency and protective effect of respirators and protective masks. The test standard refers to GB2626-2019. GB2626-2019 Respirator...[Details]
"In the future, cars will become the third space in our lives, and in-car entertainment systems carefully built based on Unity will subvert traditional human-computer interaction methods and bring us...[Details]
The MAX7030 is a crystal-based fractional-N transceiver designed to transmit and receive ASK/OOK data at rates up to 33kbps (Manchester encoding) or 66kbps (NRZ encoding) on a factory-set ca...[Details]
STMicroelectronics has launched the HFA80A automotive-scale input Class-D audio amplifier, which combines high efficiency, compact size and low cost. It is optimized for automotive and local electr...[Details]