I want my MCU to send a series of commands to control the fingerprint module. When I connect the serial port of the MCU to the PC, I can see that the MCU correctly sends a series of commands to the PC...
I was debugging the USB communication of stm32f4xx recently. I originally used HID communication, but the communication rate was not up to par. Then I wanted to change to cdc mode communication, but a...
I use IIC to read and write the camera OV5642 register, but both reading and writing fail, and the IIC driver prompts "ACK not received". The slave device register address is written on the datasheet,...
[size=5]Every year when I need to find a job, I receive emails from many people, always asking me how to choose their offers, whether to go to Tencent or Douban, to a foreign company or a domestic com...
I was lucky enough to participate in this ATmega4809 development board testing event. I received the development board the day before yesterday and would like to share the unboxing experience with you...
The program runs in RealTimeMode, and we can observe:1)IMR.4 = 1; (INT5mask=1);2)SCICNTL1 = 0x22; (TX_ENA=1);3)SCICNTL2 = 0xC1; (TX_INT_ENA=1);4)SCIPRI = 0x70; (TX_PRIORITY=1,low priority=INT5);But th...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[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]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[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]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[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]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
Embedded System
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