There are two ways of thinking: 1. Connect two 7V/1A battery panels in parallel to become a 7V/2A power supply, and then get 12V by 7V to 12V boost; 2. Connect two 7V/1A battery panels in series to ge...
As mobile phones have more and more functions, users' energy demands for mobile phone batteries are also increasing. Existing lithium-ion batteries have become increasingly difficult to meet consumers...
The previous article has introduced the ST official LSM6DSOX example library file structure and the introduction of each file in detail. At the end, there is a simple question: if the direction of the...
The temperature and humidity integrated digital sensor Si7021 used in our development kit has an I2C interface . The I2C interface sensors on the development board are all mounted on one bus.The bus i...
PD3.0 and QC3.0; total power 120W. One fast charger and two QC3.0 fast chargers at the same time without interference, both are fast chargers, those who are capable can contact me. Payment method, the...
Modify CMakeLists.txt and add -std=gnu++17 # For more information about build system see # https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/build-system.html # The following five line...[Details]
4 Test Results
The converter chip is designed and manufactured using 115μm BCD process.
Figure 7 is a micrograph of the converter chip. The entire chip area is 615mm2, the lower part of the c...[Details]
1. Introduction
In the process of circuit testing, it is often encountered that there is a large error between the experimental data and the theoretical value due to the neglect of the influen...[Details]
The wire harness tester is also called the wire material tester or cable tester. It mainly completes the detection of the conduction, disconnection, short circuit, insulation resistance and other per...[Details]
Infineon and UMC recently announced that they have signed a long-term cooperation agreement on automotive microcontrollers (MCUs) to expand Infineon's MCU production capacity at UMC to serve the rapi...[Details]
I have been engaged in ARM development for so long, but I have only a vague understanding of the meaning of entry point. Today, I took out a fairly well-written ARM textbook to read again...[Details]
According to foreign media reports, in order to better realize the electric future, on June 10 local time, NanoGraf, an advanced battery materials company, said that it has produced the world's highe...[Details]
Description:
Pinyin input method query function: unsigned char code * py_ime(unsigned char input_py_val );
input_py_val is the pointer to the head of the input pinyin code string, and the r...[Details]
High
power
semiconductor
light-emitting diodes have great prospects in replacing incandescent lamps, but the technical problems must be solved first. The geometric structures of s...[Details]
1. Introduction
According to the "Special Survey on China's Electric Power Industry from 2017 to 2022 and the 13th Five-Year Market Opportunity Analysis Report", from the perspective of the cu...[Details]
Mouser Electronics, a semiconductor and electronic component distributor focused on introducing new products and offering a wide range of inventory, announced that it has been awarded the title of KE...[Details]
In recent years, with the large-scale construction of 3G networks and the rapid popularization of smart phones, the era of mobile Internet has arrived. As an operating system launched by Google, A...[Details]
Overview
The MAX15050/MAX15051 high-efficiency switching regulators provide up to 4A of load current at a 0.6V output voltage (0.9 × VIN). The devices operate from 2.9V to 5.5V, mak...[Details]
This article uses the following environment: Main control: W801 (development board) Compatible with: W800 AIR101 Bluetooth debugger: as shown below Refer to the previous article: W801 Bluetooth dat...[Details]
The domestic automotive-grade Hall current sensor CH704 is an isolated integrated current sensor chip developed for large current detection applications above 50A. It has the advantages of high pre...[Details]
Analogue and Mixed Signal
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