Abstract—Mobile devices performing video coding and streaming over wireless and pervasive communication networks are limited in energy supply. To prolong the operational lifetime of these devices, an embedded video encoding system should be able to adjust its computational complexity and energy consumption as demanded by the situation and its environment.
标签： performing and communica streaming
上传时间： 2014-01-21
上传用户：pompey
ST7529液晶驱动 The ST7529 is a driver & controller LSI for 32 gray scale graphic dot-matrix liquid crystal display systems. It generates 255 Segment and 160 Common driver circuits. This chip is connected directly to a microprocessor, accepts Serial Peripheral Interface (SPI), 8-bit/16-bit parallel or IIC display data and stores in an on-chip display data RAM. It performs display data RAM read/write operation with no external operating clock to minimize power consumption. In addition, because it contains power supply circuits necessary to drive liquid crystal, it is possible to make a display system with the fewest components.
标签： 7529 controller dot-matrix graphic
上传时间： 2013-12-02
上传用户：奇奇奔奔
饮料批发系统，以批发商为中心实体，其他实体有供应商，客户，饮料。关系实体有供应，批发。 分别建立supply，Wholesale，Wholesaler，Supplier，Drinks，Customer六张表格。一个关系主外键约束图。在表supply中的Squantity和Sprice列中建立输入不为0的约束。分别建立了与六张表对应的视图，及表间关系视图，生产商与饮料，供应饮料给批发商，批发饮料给客户共九张视图。
标签：
上传时间： 2016-01-18
上传用户：xaijhqx
Easy-to-Use, Ultra-Tiny, Differential, 16-Bit Delta Sigma ADC With I2C Interface The LTC2453 is an ultra-tiny, fully differential, 16-bit, analog-to-digital converter. The LTC2453 uses a single 2.7V to 5.5V supply and communicates through an I2C interface. The ADC is available in an 8-pin, 3mm x 2mm DFN package. It includes an integrated oscillator that does not require any external components. It uses a delta-sigma modulator as a converter core and has no latency for multiplexed applications. The LTC2453 includes a proprietary input sampling scheme that reduces the average input sampling current several orders of magnitude lower than conventional delta-sigma converters. Additionally, due to its architecture, there is negligible current leakage between the input pins.
标签： Differential Easy-to-Use Ultra-Tiny Interface
上传时间： 2014-01-08
上传用户：凤临西北
It includes information about book titles in the library, information about library members, about the number of times the books were read by members, about the suppliers who supply books to the library, and about orders placed with the suppliers
标签： about information library includes
上传时间： 2014-12-22
上传用户：liansi
用AVR单片机设计的MP3播放器 功能： MP3 Player IDE ATA interface FAT 32 with long file name support USB interface On board power supply (input from 7v to 20v DC) Bootloader firmware upgradeable via USB port Infrared bi-directional interface Remote Control Back light graphic LCD worked with only 2x AA batteries In sleep mode sink less than 1uA (2.5mA in active mode) 5 buttons for easy navigation Long range (more than 20 feets)
标签： MP3 interface support Player
上传时间： 2016-07-02
上传用户：fandeshun
Advanced SQL For this exercise, we will use the library schema. It includes information about book titles in the library, information about library members, about the number of times the books were read by members, about the suppliers who supply books to the library, and about orders placed with the suppliers. To distinguish the table names used in this exercise from the table names in other exercise, each table name in this exercise ends with the character 4 .
标签： information Advanced exercise includes
上传时间： 2013-12-20
上传用户：s363994250
ili9320 datasheet. ILI9320 is a 262,144-color one-chip SoC driver for a-TFT liquid crystal display with resolution of 240RGBx320 dots, comprising a 720-channel source driver, a 320-channel gate driver, 172,800 bytes RAM for graphic data of 240RGBx320 dots, and power supply circuit.
标签： 9320 datasheet one-chip crystal
上传时间： 2014-11-21
上传用户：jiahao131
ST7787 芯片的SPEC，比亚迪2.4inchLCM的SPEC。The ST7787 is a single-chip controller/driver for 262K-color, graphic type TFT-LCD. It consists of 720 source line and 320 gate line driving circuits. This chip is capable of connecting directly to an external microprocessor, and accepts Serial Peripheral Interface (SPI), 8-bits/9-bits/16-bits/18-bits parallel interface. Display data can be stored in the on-chip display data RAM of 240x320x18 bits. It can perform display data RAM read/write operation with no external operation clock to minimize power consumption. In addition, because of the integrated power supply circuits necessary to drive liquid crystal, it is possible to make a display system with the fewest components.
上传时间： 2016-09-22
上传用户：woshini123456
电源的驱动程序源代码 a useful driver program，source code for power supply
上传时间： 2013-12-10
上传用户：13517191407
