After I transplanted the latest 4.4 system to the am437-evm board, other functions have been changed by changing the dts file. There is no problem, but I found that after logging in to the uart4 port ...
I added a 6*6 matrix keyboard to the BSP: Compile error: [color=#FF0000]BUILD: [01:0000000086:ERRORE] C:\WINCE600\PLATFORM\DEVICEEMULATOR\src\drivers\matrixkey\.\MATRIXKEY.cpp(9) : fatal error C1083: ...
(1) Performance requirements and influencing factors of RF broadband amplifiers; (2) Anti-interference and noise reduction issues of RF amplifiers; (3) How to increase the bandwidth of RF amplifiers;...
My program for writing FLASH is as follows:void Flash_write(void){unsigned z;_DINT(); // Disable system interruptFlash_clr(piFLASH); // Erase information segment Bfor(z=0;zFlash_ww(piFLASH+z,a[z]); //...
[ Sipeed LicheeRV 86 Panel Review] + Unboxing and Lighting
[Sipeed LicheeRV 86 Panel Review] 2. Hardware Circuit and Resources
Sipeed LicheeRV 86 Panel Review] Play with Debian Linux system plus SSH
[...
[postbg]3.jpg[/postbg][font=黑体][size=4] This time, FPGA is used to implement a VGA image display controller to display some graphics, text or images. This effect realizes horizontal color bars, vertic...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
DSP and ARM Processors
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