W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 91

• Manufacturer Part Number: W90221X
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

Vertical Total/Display Enable Register (VTDEE)
Port address: 0x00000164
Bits 0-5
Bits 6-15
Bits 16-21
Bits 22-31
W90221X version 0.6
16
24
0
8
17
25
1
9
Reserved
Vertical total
This 10-bit value specifies the total number of scan lines for one field
on the screen, including the retrace time.
Reserved
Vertical display enable end
This 10-bit value specifies the total number of scan lines displayed for
one field on the screen.
10
18
26
2
Reserved
Reserved
Access type: read/write
Vertical Total [2:9]
11
19
27
3
VDEE [2:9]
12
20
28
4
13
21
29
5
Vertical Total [0:1]
14
22
30
6
VDEE [0:1]
Default: 0x---
15
23
31
7
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