I have shared a PC-side MQTT debugging assistant https://en.eeworld.com/bbs/forum.php?mod=viewthreadtid=1084804extra=
Now I will share a MQTT debugging assistant for mobile Android.This content is ori...
Although Philips' chip division is an absolute "cash cow" - its pre-tax profits in 2004 and 2005 reached 558 million euros and 457 million euros respectively - Kochelei still did not hesitate to spin ...
After tinkering with OLED, I started to tinker with WIFI. Since the selected serial port to WIFI module made many things much simpler, I only needed to configure the serial port and use AT commands to...
First, let's briefly introduce the camera OV7670 used. OV7670 is a 1/6-inch CMOS VGA image sensor produced by OV (OmniVision). The sensor is small in size and low in operating voltage, and provides al...
[font=宋体][size=4] There is less than a month left before the Spring Festival. Since 2016, I have been recording my year-end summary every year. [/size][/font][font=宋体][size=4] 2018 is a year of progre...
The MATLAB simulation model for online parameter identification of permanent magnet synchronous motor based on RLS least squares method can identify the motor resistance, inductance and permanent magn...
The Xen project hypervisor has been under development at Cambridge University since the 1990s, and was open sourced in 2002. Today, it is one of the most popular open source hypervisors that can be u...[Details]
C Code //STM32F103RBT6, the startup code included is STM32F10x.s #include "mytype.h" //GPIOA8 is LED0 #define GPIOA_CRL (*(vu32*)(0x40000000+0x10000+0x0800+0x00)) //volatile unsign...[Details]
Power Integrations (Nasdaq: POWI), the leader in high-voltage integrated circuits for energy-efficient power conversion, today released a new Engineering Report (DER-212) describing the desig...[Details]
According to foreign media reports, Valeo, a global leader in ADAS technology, has launched the first open source data of surround-view fisheye cameras, WoodScape, aiming to take computer vision rese...[Details]
In the design and use of the circuit breaker offline tester, it is necessary to accumulate a large amount of historical action data in normal and fault states to form a sample library as the basi...[Details]
Lanzhou Power Supply Company recently held a preliminary seminar on the construction of electric vehicle charging and battery swap stations in Lanzhou City and Lanzhou New District. The company pla...[Details]
1 Overview
TLC5510 is a new analog-to-digital conversion device (ADC) produced by TI Company in the United States. It is an 8-bit high-impedance parallel A/D chip manufactured using CMOS tech...[Details]
The welding robot system is generally composed of relays, programs, designs, machine tools, and computers.
1. Relay
Refers to the relay used in welding. Its function is to convert electri...[Details]
Sensor networks will be the product of the integration of the three major sub-fields of information acquisition (sensing), information transmission and information processing.
Communication in some...[Details]
Zigbee Alliance, an industry association with hundreds of members that creates, maintains and publishes global open standards for the Internet of Things (IoT), announced on January 9 that STMicroelec...[Details]
We know that the microcontroller has ROM, RAM, and parallel I/O ports. So, apart from these things, what else is inside the microcontroller? How are these bits and pieces connected together? Let's ...[Details]
Sometimes it is inconvenient to carry a mobile phone, but you still want to know the time. At this time, you can use a buzzer to make an audio time reminder, which will sound a reminder every 60 seco...[Details]
China Energy Storage Network:
At the end of February this year, the National Development and Reform Commission, the National Energy Administration and the Ministry of Industry and Information...[Details]
iPhone 11 sales exceeded expectations, and Samsung Display's OLED (organic light-emitting diode) panel supply was 10% higher than originally planned. On the 10th of last month, Apple released the i...[Details]
At BYD
Dream Day
in January this year
, Wang Chuanfu said that BYD was the first in the industry to propose the slogan "The first half is electrification, the second half is
intelligence...[Details]
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