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STE2002DIE2 数据表(PDF) 9 Page - STMicroelectronics

部件名 STE2002DIE2
功能描述  81 x 128 single-chip LCD controller/driver
PDF  61 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STE2002DIE2 数据表(HTML) 9 Page - STMicroelectronics

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STE2002
Circuit description
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Figure 3.
Bias level generator
thus providing an 1/(n+4) ratio, with n calculated from:
For m = 81, n = 6 and an 1/10 ratio is set.
For m = 65, n =5 and an 1/9 ratio is set.
The STE2002 provides three bits (BS0, BS1, BS2) for programming the desired Bias Ratio
as shown below:
The following table Bias Level for m = 65 and m = 81 are provided:
Table 2.
Bias ratio programming
BS2
BS1
BS0
n
00
07
00
16
01
05
01
14
10
03
10
12
11
01
11
10
Table 3.
Bias level
Symbol
m = 65 (1/9)
m = 81 (1/10)
V1
VLCD
VLCD
V2
8/9*VLCD
9/10*VLCD
V3
7/9*VLCD
8/10*VLCD
V4
2/9*V VLCD
2/10*VLCD
V5
1/9 *VLCD
1/10*VLCD
V6
VSS
VSS
R
VLCD
VSS
·VLCD
·VLCD
·VLCD
·VLCD
n + 3
n + 4
R
nR
R
R
n + 2
n + 4
2
n + 4
1
n + 4
D00IN1150
m –
=



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