參數(shù)資料
型號: PCF8577C
廠商: NXP SEMICONDUCTORS
元件分類: 顯示驅(qū)動器
英文描述: LCD direct/duplex driver with I2C-bus interface
中文描述: LIQUID CRYSTAL DISPLAY DRIVER, PDSO40
文件頁數(shù): 6/28頁
文件大小: 175K
代理商: PCF8577C
1998 Jul 30
6
Philips Semiconductors
Product specification
LCD direct/duplex driver with
I
2
C-bus interface
PCF8577C
Fig.3 PCF8577C register organization.
MGA733
msb
lsb
msb
lsb
0
2
4
6
1
3
5
7
V5
V4
V3
V2
V1
V0
CONTROL REGISTER
SEGMENT BYTE REGISTERS
BANK 'A'
BANK 'B'
DISPLAY
CONTROL
SEGMENT BYTE VECTOR
(SBV)
segment byte
register
address
comparison
A2
A1
A0
device
subaddress
(1)
(1)
0
BANK 'A'
1
BANK 'B'
BANK
DISPLAY
MODE
0
DIRECT DRIVE
1
DUPLEX DRIVE
(1) Bits ignored in duplex mode.
Fig.4 Direct drive mode display output waveforms.
V
on(rms)
= V
DD
V
SS
; V
off(rms)
= 0.
MGA737
VDD
VSS
VDD
VSS
SS
DD
0
(DD
BP1 Sx
Segment x
(Sx)
BP1
1
fLCD
OFF
ON
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