Part Number ..................................................................................................................................................2
Standard Speed Bins ................................................................................................................................. 47
AC Characteristics (TC = 0°C to +85°C, VDD, VDDQ = 1.5V
Command Truth Table ............................................................................................................................... 68
CKE Truth Table ........................................................................................................................................ 72
Simplified State Diagram .............................................................................................................................73
RESET and Initialization Procedure ............................................................................................................74
Power-Up and Initialization Sequence ....................................................................................................... 74
Reset and Initialization with Stable Power ................................................................................................. 75
Programming the Mode Register.................................................................................................................76
Mode Register Set Command Cycle Time (tMRD) ....................................................................................76
MRS Command to Non-MRS Command Delay (tMOD) ............................................................................ 76
Burst Type (MR0) ...................................................................................................................................... 81
Write Data Mask ...................................................................................................................................... 118
Let's briefly test the switching frequency of the photorelay. When using a 1-10hz square wave input, the response is normal, and the output waveform is approximately the same waveform. The larger the ...
[size=4]Introduction[/size] [size=4] [/size] [size=4] There are many ways to generate digital phase-shifted signals. The traditional direct digital frequency synthesis (DDS) phase-shifting principle i...
The Wi-Fi Alliance has also recently launched a Wi-Fi 6 certification program. This will bring a wave of updated devices that tout new wireless features that will bring faster speeds and less congesti...
[font=宋体][size=5] [/size][/font][font=宋体][size=4]Well, I was still attracted by this U. Although the flash was greatly reduced, the price of M7 is enough for DIY. With the mentality of really smelling...
Recently, BYD announced a patent for a "hexagonal" battery. From the patent drawing, the battery cell is in the shape of a hexagonal prism, and looks like a honeycomb when viewed from above, which is...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The following is an analysis of the program execution flow:
The program entry is: head.s file, which is mainly the main program entry + copy all (actually not more than 16K), set 6 interrupt vectors,...[Details]
I am currently studying how to use AVR to drive MAXIN's DS18B20. After a few days of thinking, I finally wrote its driver. Using IAR C++ Compiler #ifndef DS18B20_H #define DS18B20_H /**************...[Details]
ESP is the Electronic Stability Control System. Different manufacturers call it differently. Volkswagen, Audi and Mercedes-Benz call it ESP, Hyundai calls it VSM, Honda calls it VSA, and BMW, Jaguar ...[Details]
TETRA is a state-of-the-art PMR cellular communication system that has been successfully deployed worldwide. As TETRA networks grow, it is sometimes difficult for network administrators to ensure tha...[Details]
1. System Overview
The CARGOPRO system is mainly composed of four relatively independent subsystems, including: liquid level telemetry system, valve remote control system, independent high...[Details]
Some time ago, OnePlus founder and CEO Pete Lau said they were developing a smartwatch that would be powered by the Wear OS operating system. Recently, Pete Lau tweeted that the OnePlus watch is alre...[Details]
0 Introduction
Antenna
is an important part of radar, and
the test
of
antenna
pattern
plays an extremely important role in radar performance test. In the earl...[Details]
In real terminal applications, SRAM will be used to save the frequently changing real-time terminal data, so that the data will not be lost when the terminal loses power accidentally. SBC9261S has no...[Details]
On July 19, according to past practice, Huawei will release the Huawei Mate 40 series flagship in the second half of this year. Although there are still a few months away from the launch conference, ...[Details]
According to official news from China Mobile, the highly anticipated China Mobile 2020 5G SA core network new equipment centralized procurement has recently completed the bid evaluation work, and the...[Details]
According to media reports on March 8, Baidu founder, chairman and CEO Robin Li revealed in a recent financial conference call that although Baidu cannot obtain the most advanced AI chips, domestic c...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
On October 22, the largest energy storage power station in Shizhu County, Chongqing, the Shizhu County 110 kV Jinzhang Shared Energy Storage Power Station (Phase I), was officially put into operation ...[Details]