Epson Research and Development
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Hardware Functional Specification
S1D13504
Issue Date: 01/11/06
X19A-A-002-19
REG[10h] bits 7-0
Screen 1 Start Address Bits [19:0]
REG[11h] bits 7-0
This register forms the 20-bit address for the starting word of the screen 1 image in the display
REG[12h] bits 3-0
buffer. Note that this is a word address. An entry of 0000h into these registers represents the first
word of display memory, an entry of 0001h represents the second word of display memory, and so
on. See Section 10, “Display Configuration” on page 115 for details.
REG[13h] bits 7-0
Screen 2 Start Address Bits [19:0]
REG[14h] bits 7-0
This register forms the 20-bit address for the starting word of the screen 2 image in the display
REG[15h] bits 3-0
buffer. Note that this is a word address. An entry of 0000h into these registers represents the first
word of display memory, an entry of 0001h represents the second word of display memory, and so
on. See Section 10, “Display Configuration” on page 115 for details.
Screen 1 Display Start Address Register 0
REG[10h]
RW
Start Address
Bit 7
Start Address
Bit 6
Start Address
Bit 5
Start Address
Bit 4
Start Address
Bit 3
Start Address
Bit 2
Start Address
Bit 1
Start Address
Bit 0
Screen 1 Display Start Address Register 1
REG[11h]
RW
Start Address
Bit 15
Start Address
Bit 14
Start Address
Bit 13
Start Address
Bit 12
Start Address
Bit 11
Start Address
Bit 10
Start Address
Bit 9
Start Address
Bit 8
Screen 1 Display Start Address Register 2
REG[12h]
RW
n/a
n/a
n/a
n/a
Start Address
Bit 19
Start Address
Bit 18
Start Address
Bit 17
Start Address
Bit 16
Screen 2 Display Start Address Register 0 RW
REG[13h]
RW
Start Address
Bit 7
Start Address
Bit 6
Start Address
Bit 5
Start Address
Bit 4
Start Address
Bit 3
Start Address
Bit 2
Start Address
Bit 1
Start Address
Bit 0
Screen 2 Display Start Address Register 1
REG[14h]
RW
Start Address
Bit 15
Start Address
Bit 14
Start Address
Bit 13
Start Address
Bit 12
Start Address
Bit 11
Start Address
Bit 10
Start Address
Bit 9
Start Address
Bit 8
Screen 2 Display Start Address Register 2
REG[15h]
RW
n/a
n/a
n/a
n/a
Start Address
Bit 19
Start Address
Bit 18
Start Address
Bit 17
Start Address
Bit 16