B41851A5567M000

The EM78  microcontroller  does not have a multiplication instruction, so the multiplication operation needs to be converted into an addition operation. The 0X20 unit data is multiplied by the 0X21 u...[Details]

__use_no_semihosting_swi, that is, do not use semihost mode to prevent the program from entering software interrupts. 1. If file operations such as printf, fopen, and fclose occur during the compil...[Details]

On September 3, Tesla’s OTA software version released a major update, including speech recognition, route planning and in-car APP, a total of more than ten car functions have been upgraded, greatly i...[Details]

1. Introduction to the principle of matrix keyboard In the previous article, we introduced the use of independent keys. Independent keys require each key to use an IO port for reading. If there are m...[Details]

Microwave transmission is low cost Mitsubishi Heavy Industries has developed a microwave-based charging system (Figure 9). The advantage is that it can be implemented at a low cost, b...[Details]

Realizing multi-channel synchronous output of signal sources has important applications in radar, communication and other fields. In order to achieve this function, most designs use multiple dedi...[Details]

Munich, Germany - October 17, 2022 - Codasip, the leader in customizable RISC-V processor intellectual property (IP), recently announced that Julian Hu has been appointed as the company's general...[Details]

I have been tinkering with Arduino for a while, and I suddenly wanted to try to implement a minimum system on a breadboard, so I bought an ATMega328P-PU chip and a USBtinyISP programmer from Taobao. ...[Details]

In 2019, Jinan Power Supply Company fully implemented the strategic requirements of State Grid Corporation of China for the construction of ubiquitous power Internet of Things, promoted the constru...[Details]

With the development of the automotive industry, software-defined cars have become a consensus development trend in the automotive industry. Software also plays an increasingly important role in au...[Details]

Development board: JZ2440 V3 + EasyOpenJTAG Reference: "CPU Samsung S3C2440A chip manual.pdf"         《JZ2440_V3 circuit diagram.pdf》         ARM register introduction Use assembly code to li...[Details]

1. Is the internal AD of msp430 stable? Answer: I checked a lot of information on the Internet, which said that the internal AD of msp430 is not very stable. The first method: I added a 1.25V ref...[Details]

According to foreign media reports, Nissan recently announced that the company will conduct experiments on using AI technology to charge electric vehicles, and Nissan's goal is to commercialize this ...[Details]

The well-known disassembly website iFixit got the AirPods Pro and brought a detailed disassembly. Compared with AirPods, what changes have been made inside AirPods Pro? The name Pro means active ...[Details]

By connecting two TDA2030 cheap power transistors we can create an amplifier that can deliver higher power. Using the component values ​​in the schematic the total amplifier gain is 32dB. If we use...[Details]