參數(shù)資料
型號: AD9985
廠商: Analog Devices, Inc.
英文描述: 110 MSPS/140 MSPS Analog Interface for Flat Panel Displays
中文描述: 110 MSPS/140 MSPS的模擬接口的平板顯示器
文件頁數(shù): 27/32頁
文件大?。?/td> 349K
代理商: AD9985
AD9985
Data is read from the control registers of the AD9985 in a
similar manner. Reading requires two data transfer operations:
Rev. 0 | Page 27 of 32
The base address must be written with the R/W bit of the slave
address byte low to set up a sequential read operation.
Reading (the R/W bit of the slave address byte high) begins at
the previously established base address. The address of the read
register autoincrements after each byte is transferred.
To terminate a read/write sequence to the AD9985, a stop signal
must be sent. A stop signal comprises a low-to-high transition
of SDA while SCL is high.
A repeated start signal occurs when the master device driving
the serial interface generates a start signal without first
generating a stop signal to terminate the current communi-
cation. This is used to change the mode of communication
(read, write) between the slave and master without releasing the
serial interface lines.
Serial Interface Read/Write Examples
Write to one control register
Start Signal
Slave Address Byte (R/W Bit = Low)
Base Address Byte
Data Byte to Base Address
Stop Signal
Write to four consecutive control registers
Start Signal
Slave Address Byte (R/W Bit = Low)
Base Address Byte
Data Byte to Base Address
Data Byte to (Base Address + 1)
Data Byte to (Base Address + 2)
Data Byte to (Base Address + 3)
Stop Signal
Read from one control register
Start Signal
Slave Address Byte (R/W Bit = Low)
Base Address Byte
Start Signal
Slave Address Byte (R/W Bit = High)
Data Byte from Base Address
Stop Signal
Read from four consecutive control registers
Start Signal
Slave Address Byte (R/W Bit = Low)
Base Address Byte
Start Signal
Slave Address Byte (R/W Bit = High)
Data Byte from Base Address
Data Byte from (Base Address + 1)
Data Byte from (Base Address + 2)
Data Byte from (Base Address + 3)
Stop Signal
BIT 7
ACK
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
SDA
SCL
0
Figure 13. Serial Interface—Typical Byte Transfer
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD9985/PCB 制造商:AD 制造商全稱:Analog Devices 功能描述:110 MSPS/140 MSPS Analog Interface for Flat Panel Displays
AD9985A 制造商:AD 制造商全稱:Analog Devices 功能描述:110 MSPS/140 MSPS Analog Interface for Flat Panel Displays
AD9985A/PCB 制造商:AD 制造商全稱:Analog Devices 功能描述:110 MSPS/140 MSPS Analog Interface for Flat Panel Displays
AD9985A/PCBZ 功能描述:KIT EVALUATION FOR AD9985A RoHS:是 類別:編程器,開發(fā)系統(tǒng) >> 評估演示板和套件 系列:Advantiv® 標(biāo)準(zhǔn)包裝:1 系列:PCI Express® (PCIe) 主要目的:接口,收發(fā)器,PCI Express 嵌入式:- 已用 IC / 零件:DS80PCI800 主要屬性:- 次要屬性:- 已供物品:板
AD9985AABSTZ-110 制造商:Analog Devices 功能描述:ANALOG INTERFACE FOR FLAT PANEL DISPLAYS - Bulk