Many companies' products are customized by antenna factories with FPC or PCB antennas with IPEX interfaces , or even bracket steel antennas. The design fee, mold fee and other fees need to be paid fro...
If JTAG cannot recognize TI's DSP, there may be the following reasons: If JTAG cannot recognize TI's DSP, there may be the following reasons:1. There is a problem with the emulator;2. There is a probl...
What is a polarized relay?
Polarized relays are relays that are activated by the combined effect of polarized magnetic field and magnetic field generated by control current passing through control coi...
Many of CNLINK's encryption chips are equipped with NVM areas. Because of its physical characteristics of not erasing when power is off and security features such as anti-brute force cracking, many us...
Selection of chip beads and chip inductorsThe function of chip beads is mainly to eliminate RF noise in transmission lines.Chip beads are composed of soft ferrite materials and form a monolithic struc...
In the AT32F403 series of Arteli microcontrollers, there is a problem with the non-flash memory start address. In order to put more APP programs in the zero-wait flash memory, the IAP program can be p...
A classic two-chamber microbial fuel cell was designed, and its power generation performance for glucose simulated wastewater under the condition of inoculation with anaerobic sludge was investigated...[Details]
Preface
With the evolution of technology and the change of market demand, the way of electronic manufacturing and testing has also changed. In the 21st century, people's requirements ...[Details]
Kernel version: linux-3.0 u-boot version: u-boot-2010.09 Development board model: FL2440 1. Modify the root file system No modification is required under the premise of (I) 2. Add kernel su...[Details]
Input capture mode
Library function routine location: STM32F10x_StdPeriph_Lib_V3.3.0\Project\STM32F10x_StdPeriph_Examples\TIM\InputCapture
In input capture mode, when the corresponding edge on the ...[Details]
For ARM, the heap grows upwards and the stack grows downwards.
Local variables occupy stack space.
Memory dynamically allocated in the program, such as malloc() and new functions, occupy hea...[Details]
On July 15, according to a report by Yonhap News Agency, an official from the South Korean presidential office told the media on the 14th that South Korea and the United States are discussing ways to...[Details]
Currently, Gionee’s official WeChat public account (hereinafter referred to as Gionee) has published an article revealing the sales status of the brand’s products. Gionee said that its M11/M11S has...[Details]
Fairchild's FSQ500L is a low-cost product designed to replace linear power supplies. The chip integrates SenseFET current mode PWM, and the built-in PWM controller has the following features: built-in...[Details]
UPD78F0511 single-phase electric meter functions:
1. Active energy measurement, the forward and reverse power are totaled, and the reverse active energy is included in the forward active energy
2. ...[Details]
The targets detected by radar are usually moving objects, such as airplanes and missiles in the air, ships at sea, and vehicles on the ground. However, there are often various backgrounds around th...[Details]
Positioning and related services have quickly found a wide range of applications and prospects in handheld devices, and users are increasingly relying on positioning services. How to accurately fin...[Details]
The MAX9526 low-power video decoder converts NTSC or PAL composite video signals into 8-bit or 10-bit YCbCr component video that complies with the ITU-R BT.656 standard. The device powers up in full o...[Details]
Our reporter Li Wenshan Recently, data released by the China Automotive Power Battery Industry Innovation Alliance showed that from January to July this year, the cumulative installed capacity of powe...[Details]
1 0P7200 Multi-function Controller Introduction 1.1 Appearance 0P7200 has 9 membrane keys, 1/4 VGA (320×240 pixels) white backlight LCD with programmable switch and 409*096 analog touch screen, as ...[Details]
Mobile and portable
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