Epson Research and Development
Page 147
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CRT/TV Vertical Display Height Register 0
REG[056h]
RW
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
Height Bit 7
Height Bit 6
Height Bit 5
Height Bit 4
Height Bit 3
Height Bit 2
Height Bit 1
Height Bit 0
CRT/TV Vertical Display Height Register 1
REG[057h]
RW
CRT/TV
Vertical
Display
CRT/TV
Vertical
Display
n/a
n/a
n/a
n/a
n/a
n/a
Height Bit 9
Height Bit 8
REG[056h] bits 7-0
REG[057h] bits 1-0
CRT/TV Vertical Display Height Bits [9:0]
These bits specify the CRT/TV vertical display height, in 1 line resolution.
Vertical display height in number of lines = (ContentsOfThisRegister) + 1
CRT/TV Vertical Non-Display Period Register
REG[058h]
RW
CRT/TV
Vertical Non-
Display
Period Status
(RO)
CRT/TV
CRT/TV
CRT/TV
CRT/TV
CRT/TV
CRT/TV
CRT/TV
Vertical Non- Vertical Non- Vertical Non- Vertical Non- Vertical Non- Vertical Non- Vertical Non-
Display
Period Bit 6
Display
Period Bit 5
Display
Period Bit 4
Display
Period Bit 3
Display
Period Bit 2
Display
Period Bit 1
Display
Period Bit 0
bit 7
CRT/TV Vertical Non-Display Period Status
This is a read-only status bit.
When a read from this bit = 1, a CRT/TV vertical non-display period is occurring.
When a read from this bit = 0, the CRT/TV output is in a vertical display period.
bits 6-0
CRT/TV Vertical Non-Display Period Bits [6:0]
These bits specify the CRT/TV vertical non-display period height in 1 line resolution.
Vertical non-display period height in number of lines = (ContentsOfThisRegister) + 1
Note
(REG[058h] bits 5-0 + 1) ≥ (REG[059h] + 1) + (REG[05Ah] bits 2-0 + 1)
Hardware Functional Specification
Issue Date: 01/02/06
S1D13506
X25B-A-001-10
EPSON [ EPSON COMPANY ]
