Z90251 ZILOG [Zilog, Inc.], Z90251 Datasheet - Page 70
![no-image](/images/no-image-200.jpg)
Z90251
Manufacturer Part Number
Z90251
Description
eZVision 200 Television Controllers with OSD
Manufacturer
ZILOG [Zilog, Inc.]
Datasheet
1.Z90251.pdf
(97 pages)
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Part Number:
Z9025106
Manufacturer:
ZILOG
Quantity:
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7.2
Port 5 Pin-Out Selection Register
Table 45 PWM Mode Register 0Dh: Bank B (P_MODE)
Table 46 Port 5 Data Register 0Ch: Bank B (PRT5_DTA)
Bit
R/W
Reset
Note: R = Read W = Write X = Indeterminate
Bit
R/W
Reset
Note: R = Read W = Write X = Indeterminate
Bit/
Field
Reserved
P56
P55
P54
P53
P52
P51
P50
Bit
Position
7
6
5
4
3
2
1
0
7
7
R/W
R/W
0
x
6
6
R/W
R/W
1
R/W
x
W
W
W
W
W
W
W
W
R
R
R
R
R
R
R
R
5
5
R/W
R/W
1
x
Value
4
4
32 KB Television Controller with OSD
R/W
R/W
1
x
3
3
Description
Return 1
No Effect
Data input on P56
Data Output on P56
Data input on P55
Data Output on P55
Data input on P54
Data Output on P54
Data input on P53
Data Output on P53
Data input on P52
Data Output on P52
Data input on P51
Data Output on P51
Data input on P50
Data Output on P50
R/W
R/W
1
x
2
2
R/W
R/W
1
x
1
1
R/W
R/W
PS001301-0800
1
x
0
0
R/W
R/W
1
x
62
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