How to use ASTPortTool.exe to learn to send AT commands? Is it connected to the SIM300 board or the ARM chip? Has anyone used AT commands to send English messages?...
[i=s]This post was last edited by hehung on 2019-5-25 15:37[/i] It took two weekends to finally debug it. This is the first time I tried to write a small game on a single-chip microcomputer. The effec...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[Details]
On August 21, WeRide officially launched WePilot AiDrive, a one-stage end-to-end assisted driving solution developed in cooperation with Bosch. This comes only half a year after the two parties' "t...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]
As a core component of electric vehicles, power batteries, like batteries for other electronic products, inevitably experience degradation after a certain period of use due to their characteristics...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]