27 GRAPHICS ENGINE (GE)
S1C33L26 TECHNICAL MANUAL
Seiko Epson Corporation
27-49
D[15:0] Destination X1 Coordinate[15:0] Bits
Specifies the X coordinate of the transfer destination area upper left corner.
Work area
(Clipping area)
X1
Y1
(0, 0)
(X2, Y2)
(X3, Y3)
Y2
Y3
X3
X2
(X1, Y1)
Copy
5.16.1 Image Copy
Figure 27.
BLKCOPY Command (Block Transfer)
27.5.17
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
CMD
0x2a
0xffff
ARG1
Effect Setting
reserved
re
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M
em
or
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S
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re
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Tr
an
sp
ar
en
t E
na
bl
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P
al
et
te
S
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S
yn
c
E
na
bl
e
W
rit
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E
ffe
ct
S
et
tin
g
ARG2
Address
ARG3
Y1 Coordinate
X1 Coordinate
ARG4
Y2 Coordinate
X2 Coordinate
The BLKCOPY command transfers image data block between a specified area within the work area and memory
or a built-in RAM LCD driver (via USIL). The source and destination can be selected from four combinations in
a command argument. Drawing effects such as palette conversion can be specified when sending data to the work
area.
Argument 1 (Drawing effects)
D[31:28] Reserved
D[27:26] Memory Select[1:0] Bits
Selects the transfer source and destination.
5.17.1 Block Transfer Specification
Table 27.
Memory Select[1:0] bits
Source
Destination
0x3
Work area
USIL (big endian)
*
1
0x2
USIL (little endian)
*
1
0x1
Memory
*
2
0x0
Memory
*
2
Work area
*
1: Data is transferred to the built-in RAM LCD driver/panel via USIL set to LCD SPI mode or LCD paral-
lel I/F mode.
Specify the USIL transmit data buffer address as the destination.
*
2: IVRAM (Area 3) or an external memory located in Areas 13 to 22
D[25:23] Reserved