I'm using BQ76940 now. I disconnected the highest level and found that the chip still has power, and the 3.3 of the chip is still there, and the I2C communication is also normal. I would like to ask t...
introductionThe DZW02 220V series rectifier modules developed by our company are widely used in power supply systems. Through full-bridge phase-shift high-frequency conversion and the use of high-qual...
Hello everyone~~ I recently got this product, but many things are still unclear. The current project I want to achieve is: 1. Install four LED lights and flash different lights in turn through the PWM...
I would like to know the relationship between the data written by the microcontroller to the RXFIFO of the cc2420 through the SPI bus and the packets sent out by the cc2420. Thank you!...
The write timing of the 8- bit FSMC multiplexed mode is shown in Figure FSMC.JPG . The falling edge of nwe occurs during the address latch period.In the write timing of the peripheral, the falling edg...
[size=5] I bought a 13.56MHz antenna, but when I scanned the frequency with a network analyzer, I found that the lowest point of the S11 parameter was around 38M. What's going on? Shouldn't the lowest...
In the war without gunpowder between China and the United States,
ZTE
has become a new victim. The seven-year chip ban by the United States has pushed this communications giant to a life-or...[Details]
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
China Energy Storage Network News:
The State Grid Corporation of China, this elephant, is planning to turn around and enter the emerging power service market.
The rallying cry for the tr...[Details]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[Details]
In the project, CPLD is needed to complete part of the algorithm design. The parameters are given by AVR, so the communication between AVR and CPLD needs to be completed. Therefore, a test program is...[Details]
As cryptocurrency continues to gain popularity, a technology hidden behind it has attracted more attention from the world, that is the now hotly debated
blockchain
. Let's follow the embedd...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
In recent years, in addition to Huawei Kirin
chips
in the mobile phone industry
, Xiaomi's own processor Pengpai S1, AI
chip
start-ups such as Cambrian, Horizon, and Deephi Technolo...[Details]
Mobile communication resale business means that enterprises can contract part of the communication network usage rights from basic telecommunications operators, repackage them into their own brands...[Details]
Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[Details]