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The community's 15th anniversary DIY electronic toolbox suggestion collection activity has ended. Engineers in the forum have provided a lot of suggesti...
Starting from the grand undertaking of the Internet of Things advocated by EPCGlobal, combined with the author's personal experience in participating in some RFID pilot projects, this paper focuses on...
At present, the "new crown" virus is still raging around the world, and "wearing a mask" has become the most basic and effective "standard" measure for safe travel. In a crowd, we can almost "identify...
When debugging low power consumption, it is best to close the serial port and modify the macro:
HAL_UART=FALSEHAL_UART_DMA=1HAL_UART_ISR=0HAL_UART_TX_BY_ISR=1
However, after the modification, a compil...
After looking at the previous salaries of RF engineers, I feel that RF engineers have become more and more popular in recent years. This may be because the Internet of Things is becoming more and more...
iPhone8/X supports qi wireless charging, which immediately gives direction to the originally chaotic specifications in the wireless charging market. Many manufacturers have devoted themselves to th...[Details]
In engineering, pipelines with a diameter greater than 300mm generally adopt the sampling principle and insertion installation
method. The insertion flowmeter only measures the flow velocity at one ...[Details]
Introduction
In the process of industrial control, it is often necessary to measure some parameters, but the output signal of general sensors is weak and not suitable for long-dist...[Details]
Since Apple launched AirPods in 2016, the emerging category of split true wireless (TWS) headphones has triggered a new round of incremental market by bringing extreme convenience to consumers and gr...[Details]
The DT830B digital AC voltage block is specifically divided into 200v block and 750v block. The following describes the measurement of AC voltage by measuring the voltage value of the mains power. ...[Details]
WatchDog Timer (WDT)
page225
The timing range of the watchdog timer is TPCLK x 256 x 4 to TPCLK x 232 x 4).
The steps to set the watchdog timer are as follows:
? Set the...[Details]
1. Multimeter detection method For fixed capacitors above 0.01μF, the R& TI mes;1k block of the multimeter can be used to directly test whether the capacitor has a charging process and whether there ...[Details]
This is modified based on the previous timer.
Pulse controller
Output 4 pulses, output mode:
First output P0 for 50ms, then stop for 100ms, then output P1 for 50ms, then stop ...[Details]
Japanese industrial and consumer electronics manufacturer Sharp has developed the world's most efficient photovoltaic cell to date, according to a statement from the company.
Sharp said the ph...[Details]
Safety, training, productivity and efficiency are key factors in achieving optimal operations. Therefore, technologies to improve these areas are proliferating across industries. Among them, artific...[Details]
Power debugging technology allows software engineers to understand the impact of embedded system software on system power consumption. By establishing a connection between source code and power con...[Details]
May 10, 2021 - Suzhou Naxin Microelectronics Co., Ltd. (hereinafter referred to as "Naxin Micro"), a domestic excellent signal chain chip and solution provider, announced the launch of the cost-eff...[Details]
On October 23, Leman Optoelectronics released the company's third-quarter performance announcement for 2021. In the third quarter of this year, Leman Optoelectronics achieved revenue of 356 million y...[Details]
0 Introduction As a new generation of light source, LED has the advantages of adjustable light quantity and light quality, low cooling load and higher cultivation volume per unit area compared w...[Details]
Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]
DIY/Open Source Hardware
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