參數(shù)資料
型號(hào): HYB39S16320TQ-10
廠商: SIEMENS A G
元件分類: DRAM
英文描述: 128 x 64 pixel format, LED Backlight available
中文描述: 512K X 32 SYNCHRONOUS GRAPHICS RAM, PQFP100
封裝: TQFP-100
文件頁數(shù): 10/70頁
文件大?。?/td> 563K
代理商: HYB39S16320TQ-10
HYB 39S16320TQ-6/-7/-8
Semiconductor Group
10
1998-10-01
Load Special Mode Register (LSMR)
The Special Mode Register command is used to load the mask and color registers, which are used
in Block Write and Masked Write cycles.The data to be written to either the color registers or the
Mask Register is applied to the DQs and the control information is applied to the address inputs.
During a LSMR cycle, if the address bit A6 is “1”, and all other address inputs are “0”, the Color
Register 0 will be loaded with the data on the DQs. If the address bits A6 and A7 are both set equal
to “1” and Mode Register M7 bit was already set to “1”, Color Register 1 will be loaded with the data
on the DQs.This color data is used for Block Write cycles. Similarly, when input A5 is “1”, and all
other address inputs are “0” during a LSMR cycle, the mask register will be loaded with the data on
the DQs. Never Set bit A5 to “1” when A6 and/or A7 are set equal to “1” in the same Load Special
Mode Register cycle to avoid unknown operation.
Color Registers
Two Color Registers (Color Register 0 and Color Register 1) are available in the devices. Each color
register is a 32-bit register which supplies the data during Block Write cycles. The Color Register is
loaded via a Load Special Mode Register command, as shown in the Function Truth table and will
retain data until loaded again with a new data or until power is removed from the SGRAM.
Mask Register
The Mask Register (or the Write-per-Bit mask register) is a 32-bit register which acts as a per-bit
mask during Masked Write and Masked Block Write cycles. The Mask Register is loaded via the
Load Special Mode Register command and will retain data until loaded again or until power is
removed from the SGRAM.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HYB39S16320TQ-5.5 制造商:Siemens 功能描述:Electronic Component
HYB39S16320TQ-6 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:Special Mode Registers Two color registers Burst Read with Single Write Operation
HYB39S16320TQ-7 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:Special Mode Registers Two color registers Burst Read with Single Write Operation
HYB39S16320TQ-8 制造商:INFINEON 制造商全稱:Infineon Technologies AG 功能描述:Special Mode Registers Two color registers Burst Read with Single Write Operation
HYB39S1632TQ55 制造商:N/A 功能描述:NEW