I'm a newbie. I just started to use AD and encountered some minor problems. The book I bought has some scattered device diagrams and schematics. I want to organize them and make a library, but I can't...
Does SPI have a clock signal as long as it sends data? Now there is data sent out, but there is no clock signal output. I have set it up like this: master mode, SDO controlled by the module, 8-bit tra...
There are two 2407 chips on a board, 5cm apart. If I directly cross-connect the CAN transceiver interface, is it feasible? Do I need 82C50 between them? I have used SPI and SCI, and I want to try CAN....
Regarding the dynamic display of the oscilloscope, to display a 10M bandwidth, no evaluation rate is required, no other processing is required, just sample and display the waveform. So can a crystal o...
1. JTAG port, JTAG pins are defined as follows:MCU TCK - test clock input, connected to the emulator's 7-pinMCU TDI - test data input, connected to the emulator's 2-pinMCU TDO - test data output, conn...
STM32 has been very popular recently, so let’s learn about STM32 together! 1. JLINK download program;2. IAR user guide and running light experiments;3. Button + buzzer program;[b][color=red]STM32 data...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]