[i=s]This post was last edited by Tongxin Laosou on 2018-11-19 12:31[/i] I disassembled and repaired the driving circuit of a microscope halogen light source. Although I have drawn a sketch, I don't u...
Activities currently being applied for1. Xingkong Board Python Programming Learning Control Panel ( Newly Launched )
The Xingkong board adopts a microcomputer architecture, integrating LCD color scree...
[i=s]This post was last edited by w494143467 on 2021-6-14 17:01[/i]1. Introduction
When it comes to data communication between devices, I was struggling between Mesh and broadcast, but in the end I ch...
w494143467onsemi and Avnet IoT Innovation Design Competition
There is a place to insert a TF card. Is there any limitation on the TF card in the Pocket Experiment Platform G2? I remember hearing that the memory should be less than 128M?...
The first picture says that it is a core oscillator on the upper left, and the two switches on the lower right are LTC6943. I don't understand what they are. The second picture is an example of this L...
The national competition topic has been released. Have you chosen your topic yet?
Reference topics for the 2019 TI Cup National Undergraduate Electronic Design CompetitionCome and vote!...
Measuring power supply ripple accurately is an art in itself. In the example shown in Figure 6.1, a junior engineer used an oscilloscope completely incorrectly. His first mistake was using an osc...[Details]
Because the iPhone 12 adopts a new appearance design, many new problems have also arisen, including paint peeling. The iPhone 12 uses an aluminum metal frame, while the iPhone 12 Pro series uses a ...[Details]
On January 12, Sina's "2020 Technology Billboard" annual ceremony officially opened today. Due to the epidemic, all activities of this year's Technology Billboard were held online. The the...[Details]
According to CNBC, the Indian government recently held an emergency meeting to discuss the country's 5G plan and whether to allow Huawei and ZTE to participate in 5G construction. It is reported that...[Details]
1. Transplantation of wm_redraw.c In my previous note, I talked about how to port ucGUI to STM32 to develop bare-metal programs. In this note, I will analyze the porting and source code of wm_red...[Details]
The watchdog circuit is one of the anti-interference measures required by embedded systems. This article uses the X25045 chip to design a new watchdog circuit. It has the characteristics of small s...[Details]
Most circuits are ground referenced, and lower voltage components can monitor the low side of the load, but not the high side. For example, almost any low voltage rail-to-rail input op amp can sense ...[Details]
Renesas Electronics Launches 32-bit RX671 MCU, Achieving High Performance and High Energy Efficiency, Supporting Contactless HMI Functions
Single-chip solution with large memory and ...[Details]
On June 5, the reporter learned from Tsinghua University that Professor Zhang Yihui's research team at the School of Aeronautics and Astronautics and the Flexible Electronics Technology Laboratory ...[Details]
Nowadays, car users are paying more and more attention to fuel consumption and hope to save fuel expenses, which can also help reduce the impact on the environment. In order to cope with this tre...[Details]
1. Download uboot
http://ftp.denx.de/pub/u-boot/
2. Unzip the file
tar xvf u-boot-latest.tar.bz2
3. Enter the uboot root directory and start modifying files
...[Details]
1. Major device number and minor device number (the two together are the device number):
A character device or block device has a major device number and a minor device number. The major devic...[Details]
1.Option——Debug Select ST-Link Debugger
2. Click Setting and select SW mode
3. Select Erase Full Chip mode on the Flash Download option page and check Reset and Run. ...[Details]
In order to achieve synchronization between threads, a mutex lock is usually added before executing the critical code segment, and unlocked after the critical code segment is executed. In order to ...[Details]
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