em65570sagh ELAN Microelectronics Corp, em65570sagh Datasheet - Page 67

• Manufacturer Part Number: em65570sagh
• Description: 68com/98seg 65k Color Stn Lcd Drivers
• Manufacturer: ELAN Microelectronics Corp

Product Specification (V1.0) 04.18.2006
(This specification is subject to change without further notice)
8.2.9 Booster Setup (VU)
(At the time of reset: {SHP, VU2, VU1, VU0}=5H, read address: DH)
The booster steps set to VU register
8.2.10 Bias Setting Register (B)
(At the time of reset: {B3, B2, B1, B0}=8H, read address: EH)
This register is used to set a bias ratio. A bias ratio can be selected from 1/5 to 1/9 by
setting B3, B2, B1, and B0.
8.2.11 Register Access Control
(At the time of reset: {TST0, RE2, RE1, RE0}=0H, read address: FH)
The RE register set to number of register bank. Access to each control register, set RE
register at first.
The TST0 register use for test of LSI, Therefore this register must be set to “0”
– mark means “Don’t care”
– mark means “Don’t care”
– mark means “Don’t care”
D7 D6 D5 D4
D7
D7
1
1
1
.VU2
B3
0
0
0
0
0
1
0
0
0
0
1
1
D6
1
D6
1
1
1
D5
D5
1
0
1
D4
B2
D4
0
0
0
0
0
1
0
1
VU1
0
0
1
1
0
0
TST0 RE2 RE1 RE0
D3
D3
B3
SHP VU2 VU1 VU0
D3
D2
B2
D2
D2
B1
0
0
1
1
0
0
VU0
D1
B1
0
1
0
1
0
1
D1
D1
D0
B0
D0
D0
B0
68COM/98SEG 65K Color STN LCD Drivers
0
1
0
1
0
0
CSB
0
CSB RS RDB WRB RE2 RE1 RE0
CSB RS RDB WRB RE2 RE1 RE0
0
Booster disable (No operation)
0
RS
1
2 times voltage output
3 times voltage output
4 times voltage output
5 times voltage output
Booster Operation
1
1
RDB WRB RE2 RE1 RE0
1
Reserved
1
1
Reserved
1/5 Bias
1/6 Bias
1/7 Bias
1/8 Bias
1/9 Bias
Bias
0
0
0
0
0/1
0
EM65570S
0/1
0
0
0/1
x 61
0
0