As the title says, is there any other good PCB technology exchange QQ group that you can introduce? I hope you can answer my questions in time. Thank you....
1.Position: CDMA Developer (BJ-LD-1137)RESPONSIBILITIESContributing to mobility products evolution and development strategySoftware design and implementation for CDMA related featuresREQUIREMENTSBache...
[i=s]This post was last edited by grove_armweak on 2019-12-24 05:09[/i]rt I feel that the ST7920 driver is a bit stupid, but there don't seem to be many cheap 12864 large screens to choose from. It is...
[font=楷体_GB2312][size=3][color=red]RF Power Measurement and Control (Part 1) [/color][/size][/font] [font=楷体_GB2312][size=3]A typical modern communications signal chain is shown in Figure 1. The signa...
Can't the STM32F, USB event wake up the low power consumption (STOP mode)? ? I'ma little confused. I looked at the DATASHEET, but I didn't find any information that USB can wake up the STOP mode?Maybe...
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
Compiled from semiengineering
The industry is increasingly concerned about power consumption in AI, but there are no simple solutions. This requires a deep understanding of software and ...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
Chip architecture licensing company ARM has hired Amazon's AI chip chief Rami Sinno to help advance its plan to develop its own complete chip, people familiar with the matter said, according to Reu...[Details]
1. Introduction to power amplifier circuit
1. Generally speaking, the main function of a power amplifier circuit is to allow the load to obtain maximum power without distorting the signal or c...[Details]