參數(shù)資料
型號(hào)： S6B0718
廠商： SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述： 104 SEG / 81 COM DRIVER & CONTROLLER FOR STN LCD
中文描述： 104賽格/ 81 COM驅(qū)動(dòng)程序
文件頁(yè)數(shù)： 30/64頁(yè)
文件大?。?/td> 703K
代理商： S6B0718
S6B0718 104 SEG / 81 COM DRIVER & CONTROLLER FOR STN LCD
27
In Case of Using Internal Resistors, Ra and Rb (INTRS = "H”)
When INTRS pin is
"
H
"
, resistor Ra is connected internally between VR pin and V
SS
, and Rb is connected between
V0 and VR. We determine V0 by two instructions, "Regulator Resistor Select" and "Set Reference Voltage".
Table 14. Internal Rb / Ra Ratio depending on 3-bit Data (R2 R1 R0)
3-bit data settings (R2 R1 R0)
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
1 + (Rb / Ra)
2.6
3.4
4.2
5.0
5.8
6.6
7.4
8.3
Figure 21 Shows V0 voltage measured by adjusting internal regulator register ratio (Rb / Ra) and 6-bit electronic
volume registers for each temperature coefficient at Ta = 25
°
C.
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
15.00
0
8
16
24
32
40
48
56
(1, 1, 1)
(1, 1, 0)
(1, 0, 1)
(1, 0, 0)
(0, 1, 1)
(0, 1, 0)
(0, 0, 1)
(0, 0, 0)
Rb/Ra ratio
63
Electronic volume resistor
V0 voltage [V]
Figure 21. Electronic Volume Level (Temp. Coefficient = -0.05% /
°
C)
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