1. Introduction
I have come into contact with Hongmeng before, but I didn't know much about it at that time. Now Hongmeng has become powerful, and there are more tutorials. I feel that I can get start...
Universal forum friend:
1. Have you ever seen that during the use of AD9, some device pins in the schematic diagram occasionally appear to be floating when not in use, and when updating the PCB, it re...
[i=s]This post was last edited by qwqwqw2088 on 2020-5-11 11:40[/i]1. Component placement TheClass D amplifier generates PWM pulses, the speaker terminals are bridge-tied load configuration, and the s...
[i=s]This post was last edited by zjqmyron on 2019-12-2 09:33[/i]How is the 4-20mA output circuit of pressure sensor and temperature sensor usually implemented?How competitive is this GP8102 solution?...
I used LM3409 to make two LED constant current drivers. I drew the circuit diagram based on the parameters of the evaluation board provided by the official website. The PCB layout is different from th...
How to draw a program design flowchart? When using computer language or high-level language to write a program, we need to draw a flowchart first, and then implement the corresponding functions by wri...
Baud rate setting related parameters In the CAN bottom layer protocol, each bit time (TBit) of CAN data is divided into many time periods (Tscl), which include: A. Bit synchronization time (Tsync) ...[Details]
After the embedded program is compiled, it can generate an executable file in .HEX format. The format of the original upgrade program for remote upgrade is also .HEX format file, so First, you ...[Details]
The digital power controller UCD3138 has 4 integrated digital comparators, and its input and reference values can be flexibly configured. The absolute value of the analog front end (AFE) module...[Details]
ZHIYUAN Microelectronics
ZSB101A uses Nordic nRF52820 SoC to provide extended range low-power Bluetooth connectivity in space-constrained applic...[Details]
Introduction to AGV (Automated Guided Vehicle):
The American Supply Chain Management Association defines AGV as an automatic guided vehicle, which is equipped with an electromagnetic or other ...[Details]
According to reports on July 7, Wu Kai, chief scientist of CATL, revealed at the 2023 China Automobile Forum held in Jiading, Shanghai that the new product being developed by CATL can run 400 kilomet...[Details]
In the second half of last year, Huawei released a new smart screen that serves as a home-based IoT traffic portal, which was equipped with Refond Optoelectronics' Mini LED products for the first tim...[Details]
This article uses actual test cases to illustrate the differences in oscilloscope bandwidth requirements for measuring power supply ripple and power supply noise, as well as the huge differences in m...[Details]
We have analyzed the BOM of Lenovo Legion Gaming Phone Pro, and this time we will analyze the number of components and their cost. Device analysis description: Before we start the analysis, we need...[Details]
1. Analysis of basic technical characteristics of Ethernet power supply
Power over Ethernet (PoE) is a technology that can provide power and transmit data through standard Ethernet cables....[Details]
1.10 software filtering methods 1. Limiting filter method (also known as program judgment filter method) A. Method: Based on experience, determine the maximum deviation value allowed for two samp...[Details]
There are many types of timers in STM32, which are divided into 2 advanced controller timers, 4 ordinary timers, 2 basic timers, 2 watchdog timers, and 1 system tick timer SysTick according to their ...[Details]
Through fault analysis of damaged current probes, it was found that the easily damaged probe parts are roughly as follows: 1. The cable is broken; 2. The circuit board connected to the current ...[Details]
A soft starter is a device used for starting and running control of motors. It controls the starting current and voltage of the motor to achieve smooth starting and soft stopping of the motor, redu...[Details]