[align=left]Each GPIO of E321 can be configured as an external interrupt, which is divided into three groups: EXTI0_1_IRQn, EXTI2_3_IRQn, and EXTI4_15_IRQn. Three interrupt functions are used to proce...
[i=s]This post was last edited by xujinxi on 2021-4-17 00:08[/i]After two days of long waiting, ON semi's Bluetooth development board and sensor board finally arrived.
I unboxed the board with great a...
xujinxionsemi and Avnet IoT Innovation Design Competition
9STM32F030 (USART_TX/RX) + D2101 (TX/RX-I2C) + TCA9545A (I2C expansion) + three SI7501
Can such hardware design be implemented in software? Please advise....
AM3358Sitara ARM Cortex-A8 microprocessor Here is a schematic diagram of a chip with memory, LCD display and SD card interface made of AM3358 chip, and the BOM is also given. Friends who are intereste...
I saw a good second-hand 4.2-inch Hanshuo electronic price tag on a certain fish website. Before buying it, I thought it would be a good idea to make an electronic wall clock. But after tinkering with...
Using ZSTACK for transparent transmission is very simple. The ZSTACK protocol stack has encapsulated functions for easy calling. In this example, transparent transmission means that CC2530 receives d...
Devices under test
Crystals, voltage-controlled oscillators, and quartz
resonators
. Frequency range from 32kHz to 6GHz. Most devices are available in surface mount packages, with the...[Details]
The two programmable multi-channel buffered serial ports (McBSP) of TMS320VC5402 (VC5402) can exchange data with other synchronous serial ports in full duplex and quickly. The hardware connection i...[Details]
Most electronic products require multiple power rails because they contain one or more FPGA or DSP digital processing chips. There are many options to choose from when powering these digital ICs, a...[Details]
Preface
In people's daily life and work, the amount of electricity consumed by computers is very considerable, so the industry pays great attention to energy saving and consumption reduct...[Details]
An international research team composed of scientists from the United Kingdom, Sweden, Italy and the Netherlands has discovered a powerful new method to precisely control optical circuits inside op...[Details]
iCoupler digital isolators are widely used to transmit digital signals across an isolation barrier. In some cases, digital isolators are also very useful in non-isolated applications. – 48V DC-DC ...[Details]
Introduction Broadcasting technology is rapidly moving towards the digital age. The fields of radio and television, telecommunications, and computer technology are also constantly penetr...[Details]
When using discrete JFETs, the designer may need to adapt a large number of variable device parameters to a given transistor model. The square law equation is generally used as an approximate mod...[Details]
Cars used to be everywhere. They looked, sounded, smelled and felt different, but their key features were the same. Now things are very different. At the 2019 Consumer Electronics Show (CES) in Las V...[Details]
Recently, vivo launched a new smartphone called vivo Y20 (2021) in Malaysia. The vivo Y20 (2021) is a smartphone with a plastic body, the dimensions are 164.41 x 76.32 x 8.41mm, and the phone weigh...[Details]
This test chip is the industry's first product to use 12nm FinFet (FF) technology to provide a complete solution for audio IP. The chip perfectly combines high performance, low power consumption and ...[Details]
Recently, according to the well-known Weibo blogger @数码闲聊站, Xiaomi has tentatively decided to release Xiaomi MIX 4 next month. It is also worth noting that Xiaomi will also release its second 5G mobi...[Details]
Although the United States has many powerful chip companies, such as Intel, Qualcomm, and Broadcom, most of these companies rely on overseas foundries for chip production. According to a report relea...[Details]
The battery capacity of the iPhone is always a mystery. Unlike Android manufacturers, Apple almost never spends time explaining the specific capacity of the new iPhone battery at the press conference...[Details]
The servo motor encoder is an important part of the servo motor system. Its role and function have a vital impact on the stability, accuracy and reliability of the entire system. This article will ...[Details]