I would like to ask how to set up the filter for the QEP quadrature encoding input on Am335x? Is there any related routine? We tried it ourselves and it didn't work. Thank you!!...
How to realize the sound speaker in the lower right corner under Windows? Like the network icon and electromagnetic icon, minimize it in the lower right corner, double-click it to open the Volume & So...
Recently, I need to port UCOS on DE1-SOC for work. Currently, I need to implement USB communication, but the official hardware library does not have a USB driver. I would like to ask if there is any r...
I have been debugging SPI-FLASH devices recently, so I'll record it. SPI--Serial Peripheral Interface, SPI usually has three signals: SCK clock, STB chip select, and DATA data signal. I2C usually has ...
My environment is S3C2440 + WinCE 5.0 + VNUWCL5 (VIA wireless network card) and driver PB5.0 patch: WinCEPB50-091231-Product-Update-Rollup-Armv4I.msi. An error occurred when obtaining wireless network...
I am currently looking at the driver code for SAMSUN's 2440CAMERA interface, and plan to use OV9650 as the camera. I would also like to ask about the CAM code. I have always been confused about temp =...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
DSP and ARM Processors
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