SQE and Jabber Function (10BASE-T only) ................................................................................................................................... 13
MII Management Interface................................................................................................................................................................. 13
MII Data Interface ............................................................................................................................................................................ 13
RMII (Reduced MII) Data Interface.................................................................................................................................................... 14
RMII Signal Definition ...................................................................................................................................................................... 14
Transmit Data [1:0] (TXD[1:0])......................................................................................................................................................... 15
RMII AC Characteristics .................................................................................................................................................................. 16
SMII Signal Definition........................................................................................................................................................................ 17
DC Specification .............................................................................................................................................................................. 19
HP Auto Crossover (Auto MDI/MDI-X) ............................................................................................................................................. 21
Auto MDI/MDI-X Cross-Over Transformer Connection.................................................................................................................... 22
Power Management........................................................................................................................................................................... 22
100BT FX Mode.................................................................................................................................................................................. 22
Media converter operation................................................................................................................................................................ 22
Register 7h – Auto-Negotiation Next Page ...................................................................................................................................... 28
Register 8h – Link Partner Next Page Ability................................................................................................................................... 28
Reference Circuit for Strapping Option Configuration................................................................................................................... 42
Selection of Isolation Transformers ................................................................................................................................................ 43
Selection of Reference Crystal......................................................................................................................................................... 43
Package Information ......................................................................................................................................................................... 44
May 2005 – SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE
[b][size=14px]Mainly based on the following standards:[/size][/b] [size=14px] 1.GBT18487.1-2015 "General requirements for conductive charging systems for electric vehicles"[/size] [size=14px] 2.GBT184...
1 Embedded ARM
1.1 Job ResponsibilitiesResponsible for embedded product software requirements analysis, architecture design, and solution output;
Responsible for the design, debugging, upgrade and opt...
I saw someone else post that online debugging can be achieved. Mine has never been able to do it.
I can download it but I can't debug it online. Please help me.
There is the following error in the com...
I recently used AD7705 to measure PT100, and it was basically normal. Recently, I suddenly found a problem. I hope that friends with experience can help me analyze it. The CS terminal of AD7705 is oft...
[font=微软雅黑][size=3][color=#ff0000][b]Event details: [/b][/color][/size][/font][url=https://bbs.eeworld.com.cn/huodong/TI_gytzs_20180601/][font=微软雅黑][size=3]TI Industrial Month inspiration has no limit...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
Power technology
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