參數(shù)資料
型號: S6B1400X
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 104 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
中文描述: 104賽格/ 65 COM驅(qū)動程序
文件頁數(shù): 31/64頁
文件大?。?/td> 445K
代理商: S6B1400X
S6B1400X SPEC. VER. 0.0 104 SEG / 65 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
V
LCD
and VR. We determine V
LCD
by two instructions, "Regulator Resistor Select" and "Set Reference Voltage".
Table 15. 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)
3.0
3.5
4.0
4.5
5.0
5.5
Not
available
Not
available
The following figure shows V
LCD
voltage measured by adjusting internal regulator resistor 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
0
8
16
24
32
40
48
56
Electronic volume level
V0
[V]
(1 0 1)
(1 0 0)
(0 1 1)
(0 1 0)
(0 0 1)
(0 0 0)
Figure 15. Electronic Volume Level
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