[size=4] The voltage gain of the voltage follower is one, so it is called a voltage follower. It is a common collector circuit composed of a triode. The signal is input from the base and output from t...
Serial port monitoring dataHow do you monitor the data between two serial ports (such as the serial port of the main control MCU and the serial port of the Bluetooth chip )? I downloaded a serial port...
Author: ST engineer Weisheng CHEN
Click to download the pdf document:Question: Why can't some older STEVAL_IDB007V1 boards be updated with the demo program via BlueNRG-1 Navigator?
Background: When us...
Here we choose XT2 external 8MHZ high frequency crystal as MLCK and SMCLK
/**********渃畔***********//*Chip: MSP430F169Function: Configure the system clock to light up the LED. Connectthe 8/9 pins of th...
The progress of Xianji Ecosystem is really fast. Their products have many pins, and there are no relevant visual configuration tools for pin management and hardware canvas layout, which is quite troub...
I have repaired adapters and mobile phone chargers for 2 years. I want to learn theoretical knowledge and become an engineer. Now I find that I know nothing and don’t know where to start. In order to ...
LED lighting, or light-emitting diode lighting, is an original component that uses semiconductors to emit light. It has the advantages of high electro-optical efficiency, small size, long life, low...[Details]
Nowadays , LED white light products are gradually being used in various fields. While people are enjoying the amazing pleasure brought by high-power LED white light, they are also worried about va...[Details]
Throughout history, there are many examples of the automotive industry leveraging technology from adjacent and complementary markets; industrial, consumer electronics, and healthcare are just a few. ...[Details]
The insulation resistance meter is composed of a hand-cranked generator and a magnetoelectric system current ratio meter. Its different voltage levels represent the rated voltage of the hand-cranked ...[Details]
According to American technology media The Verge, Boston Dynamics' first important robot is about to be launched. Since June, the company has been planning to release a robot called "Spot" (formerly...[Details]
At present, outdoor Bluetooth speakers (including portable speakers and trolley speakers) are very popular among consumers. Their portability can meet the needs of both home use and outdoor use for...[Details]
Intersil's ISL6228 is a two-way synchronous buck PWM controller that uses Intersil's Robust Ripple Regulator (R3) technology to provide excellent dynamic response to transient changes in input volt...[Details]
The "China VR/AR Market Quarterly Tracking Report" recently released by International Data Corporation (IDC) shows that the shipment of head-mounted display devices in China in the first quarter of 2...[Details]
1. Principle
The four-quadrant photodetector is actually composed of four photodetectors, one in each quadrant. The target light signal passes through the optical system and forms an image on ...[Details]
According to Russian media reports, data from retailer M.Video-Eldorado showed that three of the five most popular mobile phones in Russia in the first half of 2019 were from the Honor brand. It is...[Details]
Redmi Product Director Wang Teng hinted during an interaction with netizens that it would take a month for Xiaomi's new phone launch. Some netizens speculated that Wang Teng hinted that the ne...[Details]
With the proposal of China's "carbon peak" and "carbon neutrality" goals, a new wave of energy-saving and emission-reduction technology innovation has been launched across the industry, and the rec...[Details]
Jiwei.com reported on February 22 that Huawei held an online new product launch today and officially launched the new generation of foldable screen mobile phone Mate X2. At the launch conference, Hua...[Details]
The main anti-interference design in MCU design is in hardware, supplemented by software. Because the computing power of MCU is limited, a lot of effort must be put into hardware.
Interference chan...[Details]
Up to now, more than 180 models have been tested based on the CC-1000T intelligent cockpit evaluation system of Cheyun Research, of which more than 79% have the ability to upgrade via OTA, and more...[Details]