EM65568AF EMC [ELAN Microelectronics Corp], EM65568AF Datasheet - Page 75
EM65568AF
Manufacturer Part Number
EM65568AF
Description
130 COM/ 128 SEG 4096 Color STN LCD Driver
Manufacturer
EMC [ELAN Microelectronics Corp]
Datasheet
1.EM65568AF.pdf
(112 pages)
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(d)
(e)
AMPON Command
The internal OP-AMP circuit block (voltage regulator, electronic volume, and voltage conversion circuit) is set ON/OFF by
this command.
AMPON = “0”: The internal OP-AMP circuit OFF
AMPON = ”1”: The internal OP-AMP circuit ON
8.2.9 LCD Duty (DS)
(At the time of reset: {DS3, DS2, DS1, DS0}=0H, read address: CH)
The DS register set to LCD display duty.
8.2.10 Booster Setup (VU)
(At the time of reset: {VU2,VU1,VU0}=0H, read address: DH)
The booster steps set to VU register
* This specification is subject to be changed without notice.
D7
D7
1
DS3
Partial display can be made possible by setting an arbitrary duty ratio.
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
※ Mark shows “Don’t care”
※ Mark shows “Don’t care”
D6
D6
1
1
The contents of Display RAM data are maintained.
The operational mode maintains the state of command execution before executing power saving command.
DS2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
D5
D5
0
0
D4
D4
DS1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
DS3 DS2 DS1 DS0
D3
D3
※
DS0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
VU2 VU1 VU0
D2
D2
8-dot width display in Y-direction, 1/10 duty
16-dot width display in Y-direction, 1/18 duty
24-dot width display in Y-direction, 1/26 duty
32-dot width display in Y-direction, 1/34 duty
40-dot width display in Y-direction, 1/42 duty
48-dot width display in Y-direction, 1/50 duty
56-dot width display in Y-direction, 1/58 duty
64-dot width display in Y-direction, 1/66 duty
72-dot width display in Y-direction, 1/74 duty
80-dot width display in Y-direction, 1/82 duty
88-dot width display in Y-direction, 1/90 duty
96-dot width display in Y-direction, 1/98 duty
104-dot width display in Y-direction, 1/106 duty
112-dot width display in Y-direction, 1/114 duty
120-dot width display in Y-direction, 1/122duty
128-dot width display in Y-direction, 1/130 duty
D1
D1
D0
D0
Display width and Duty
CSB
CSB
130 COM/ 128 SEG 4096 Color STN LCD Driver
0
0
75
RS
RS
1
1
RDB WRB RE2 RE1 RE0
RDB WRB RE2 RE1 RE0
1
1
0
0
0
0
0
0
0
0
2005/3/8 (V1.2)
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