eSIM (also known as eUICC) is the next generation of SIM card technology. It evolves the traditional SIM card from a limited "one network" capacity to a smart, rewritable and network-agnostic module. ...
On the Compass and level app I created, I found that the compass needle was pointing to the west when it should be pointing to the east.Below are two pictures showing the difference in direction betwe...
As the title says, I need help finding a serial port assistant that can send commands alternately and supports 2400 baud rate
I have a device that can send commands alternately, but it doesn't support...
[i=s]This post was last edited by yilonglucky on 2019-3-12 11:11[/i] The National Computer Technology and Software Professional Technical Qualification (Level) Examination is now open for online regis...
In addition to the active mode during normal operation, MSP430 also supports five low-power modes: LPM0, LPM1, LPM2, LPM3, and LPM4, which are set by the CPUOFF, OSCOFF, SCG0, and SCG1 bits in the sta...
On March 10, according to monitoring data from Gaogong Intelligent Automobile Research Institute, in 2021, the number of new passenger cars in the Chinese market (excluding imports and exports) that ...[Details]
1. Preparation work 1.1 Schematic diagram CONFIG_DM9000_BASE The chip select signal is connected to the nGCS4 pin. To determine the base address of the network card, it must be determined acc...[Details]
As a beginner, correct use is the most basic skill. This article mainly explains how to use an analog multimeter to measure DC current. Step 1: When measuring, turn the switch to the required current...[Details]
In recent years, the rapid development of big data analysis and artificial intelligence has greatly improved the innovation of smart transportation at different levels, especially in the field of veh...[Details]
VIAVI ONMSi provides fiber assurance for peak network performance
Shanghai, China, December 6, 2021 – VIAVI Solutions (VIAVI) recently announced that XL Axiata, a leading converged n...[Details]
The single chip microcomputer source program for controlling the 28BYJ-48 stepper motor driver is as follows: #include reg52.h #include intrins.h unsigned char CCW ={0x80,0xC0,0x40,0x60,0x20,0x...[Details]
DMA Refer to Wildfire's "STM32 Library Development Practice" P195-P215 "DMA - Direct Memory Area Access" chapter for explanations. DMA FIFO Each data stream has four independent 32-bit FIFOs. DMA t...[Details]
On the evening of September 5, Jingce Electronics announced that Shanghai Jingce will receive additional capital investment from multiple shareholders, and its registered capital will increase from t...[Details]
During the debugging process, engineers often find that the same signal tested with different equipment often has different results. Which result is accurate? We must scientifically select equipmen...[Details]
Because of the time slice, freeRTOS itself seems unable to delay in microseconds. In practice, the following function can delay messages in microseconds. dwt_stm32_delay.h #ifndef DWT_STM32_DELAY...[Details]
A planetary engine that shoots out blue light that reaches the sky, a quantum computer that can see everything, a space elevator that towers into the clouds... During the Spring Festival this year, t...[Details]
It has been almost two years since the release of the previous generation of AirPods digital series, and users who want to replace their headphones have been looking forward to the release of the new...[Details]
Although robots have not yet dominated the retail and logistics markets, the relevant corporate giants still choose to bet on this technology with huge market prospects to streamline their supply cha...[Details]
Since scientists proposed the concept of "quantum dot" (QD) in the 1980s, quantum dot, as a zero-dimensional light-emitting semiconductor nanostructure, has attracted the interest of a large n...[Details]
Microcontroller MCU
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