[size=4][color=#000000]Thanks to the netizen [/color][color=#ff0000]@[b]1399866558[/b][/color][color=#000000] for donating a lot of development boards to the EEWORLD forum's development board mobile s...
Since the PIC series 8-bit microcontrollers launched by Microchip are developed in the direction of ultra-small, low power consumption and low cost, these products have no functional accumulation and ...
Product: PDA device, CPU: PXA270 Cause: In power management, PDA has two power supply modes: 1. Battery; 2. External power or USB power supply When the current PDA is battery-powered, there is no icon...
[font=宋体][size=4]When I was installing and executing Figure 1, the situation shown in Figure 2 appeared. Is there any expert who can help me take a look? [/size][/font]...
Now I use Samsung's K9FXX 1G byte nand, XIPKERNAL.NB0 < 2M NK.NB0 = 20MB, the boot time is about 10s, load XIPKERNAL.NB0 into RAM, and it takes 6~7s from jumping to OS entry to Explorer exit. I want t...
The highway video surveillance system is generally divided into two parts: toll monitoring and road monitoring. The toll monitoring system mainly observes and records the toll collection conditions of...
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
On April 24, Sungrow released its annual financial report. The report shows that in 2017, Sungrow's global shipments reached 16.5GW, of which domestic shipments reached 13.2GW, a year-on-year incre...[Details]
Chip: STM32F107VCT6 Application Pin: THOUSANDS, RMII STM32CubeMX is very convenient to use ETH. The software comes with LWIP and configuration. This time, STM32F107VCT6+DP83848CVV is used. The MII a...[Details]
This program mainly uses the comparison output function of the timer to generate PWM waves to control the LED. The comparison output of timer A corresponds to P2.3 P2.4. Therefore, a matching working...[Details]
1. Brief description A summary of "How to build uClinux kernel transplantation on ARMSYS development board with S3C44B0X as core", including the analysis of Bootloader function and the key co...[Details]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
sprintf is a function in the C language library that converts data types. There is a situation where In 51 MCU, define unsigned char temp; Then I want to use the serial port to print out temp in deci...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
Use common anode digital tube and independent keyboard to connect P1 and P2 ports of single chip to realize answering machine The procedure is as follows: #include reg52.h void delay(unsigned char n)...[Details]
6MHz crystal oscillator, using timer counter 1, using interrupt mode, through P1.0 to make a light emitting diode turn on for 100ms, turn off for 300ms, and repeat. Assembly programming is used to ac...[Details]
Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]
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