參數(shù)資料
型號: HD66421TB0
廠商: Hitachi,Ltd.
英文描述: (RAM-Provided 160 Channel 4-Level Grey Scale Driver for Dot Matrix Graphics LCD)
中文描述: (內(nèi)存提供160通道4級灰度的點陣圖形液晶顯示驅動程序)
文件頁數(shù): 8/46頁
文件大小: 201K
代理商: HD66421TB0
Preliminary
Rev. 1.1E '99.02.10
HD66421
RMW
RMW = 1: Read-modify-write mode; Address is incremented only after write access
RMW = 0: Address is incremented after both write and read access
DISP
DISP = 1: Display on
DISP = 0: Display off
STBY
STBY = 1:Internal operation and power circuit halt; display off
STBY = 0: Normal operation
PWR
PWR = 1: Output 'High' from DCON
PWR = 0: Output 'Low' from DCON
AMP
AMP = 1: OP amp enable
AMP = 0: OP amp disable
REV
REV = 1: Reverse display
REV = 0: Normal display
HOLT
HOLT = 1: Internal operation stops, Oscillator works
HOLT = 0: Internal operation starts
ADC
ADC = 1: Data in X address H'0 is output from SEG160
ADC = 0: Data in X address H'0 is output from SEG1
BIS1, 0
BIS1, 0 = (1,1): 1/8 LCD drive levels bias ratio
BIS1, 0 = (1,0): 1/9 LCD drive levels bias ratio
BIS1, 0 = (0,1): 1/10 LCD drive levels bias ratio
BIS1, 0 = (0,0): 1/11 LCD drive levels bias ratio
WLS
WLS = 1: 6-bit data is valid
WLS = 0: 8-bit data is valid
GRAY
GRAY = 1: Grayscale palette is available(gray scales can be selected from 32-levels)
GRAY = 0: Grayscale palette is not available(4-gray scales fixed)
DTY1, 0
DTY1, 0 = (1,1): 1/8 display duty cycle - Partial display
DTY1, 0 = (1,0): 1/64 display duty cycle
DTY1, 0 = (0,1): 1/80 display duty cycle
DTY1, 0 = (0,0): 1/100 display duty cycle
INC
INC = 1: X address is incremented for each access
INC = 0: Y address is incremented for each access
8
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