st2064b Sitronix Technology Corporation, st2064b Datasheet - Page 36

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st2064b

Manufacturer Part Number
st2064b
Description
8 Bit Microcontroller With 64k Bytes Rom
Manufacturer
Sitronix Technology Corporation
Datasheet
15.2 LCD Control Register
Ver. 3.0
Address Name
LSEL[4:0]
$039
1 0000
1 0001
1 0010
1 0011
1 0100
1 0101
1 0110
1 1000
1 1001
1 1010
1 1011
1 1100
1 1101
Bit 7~6: DUTY[1:0] : LCD duty selection
Bit 5:
Bit 4~0: LSEL[4:0] : LCD segment number selection
0 xxxx
1 0111
1 1110
1 1111
LSEL
0X = 1/16 duty
10 = 1/12 duty
11 = 1/8 duty
BIAS4 : LCD bias selection
1 = 1/4 bias
0 = 1/5 bias
SEG32 PC1
SEG32 SEG33 PC2
SEG32 SEG33 SEG34 PC3
SEG32 SEG33 SEG34 SEG35 PC4
SEG32 SEG33 SEG34 SEG35 SEG36 PC5
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 PC6
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 PC7
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 PB0
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 PB1
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 PB2
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 PB3
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 PB4
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 SEG44 PB5
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 SEG45 SEG45 PB6
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 SEG45 SEG45 SEG46 PB7
SEG32 SEG33 SEG34 SEG35 SEG36 SEG37 SEG38 SEG39 SEG40 SEG41 SEG42 SEG43 SEG45 SEG45 SEG46 SEG47
PAD
PC0
27
PAD
PC1
28
R/W
R/W
PAD
PC2
PC2
29
TABLE 15-2 LCD Segment Number Selection Register (LSEL)
DUTY[1] DUTY[0]
Bit 7
PAD
PC3
PC3
PC3
30
PAD
Bit 6
PC4
PC4
PC4
PC4
31
PAD
PC5
PC5
PC5
PC5
PC5
32
BIAS4
Bit 5
PAD
PC6
PC6
PC6
PC6
PC6
PC6
33
LSEL[4] LSEL[3] LSEL[2] LSEL[1] LSEL[0]
Pad Definition
36/57
Bit 4
PAD
PC7
PC7
PC7
PC7
PC7
PC7
PC7
34
PAD
PB0
PB0
PB0
PB0
PB0
PB0
PB0
PB0
35
Bit 3
PAD
PB1
PB1
PB1
PB1
PB1
PB1
PB1
PB1
PB1
36
Bit 2
PAD
PB2
PB2
PB2
PB2
PB2
PB2
PB2
PB2
PB2
PB2
37
PAD
PB3
PB3
PB3
PB3
PB3
PB3
PB3
PB3
PB3
PB3
PB3
38
Bit 1
PAD
PB4
PB4
PB4
PB4
PB4
PB4
PB4
PB4
PB4
PB4
PB4
PB4
39
Bit 0
PAD
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
PB5
40
PAD
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
PB6
41
0001 1111
Default
PAD
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
PB7
42
ST2064B
5/8/09

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