19. Display Unit (DU)
Rev.1.00 Jan. 10, 2008 Page 907 of 1658
REJ09B0261-0100
19.3.40 Plane n Start Position X Register (PnSPXR) (n = 1 to 6) The plane n start position X registers (PnSPXR, n = 1 to 6) set the horizontal start position of plane n in memory. The value is retained during power-on reset and manual reset.
R/W:
Internal update:
R/W:
Internal update:
161718192021222324252627282931 30Bit:
Initial value:
RRRRRRRRRRRRRRRR
0000000000000000
R/WR/WR/WR/WR/WR/WR/WR/WR/WR/WR/WR/WRRRR
OOOOOOOOOOOO
0000
PnSPX
— —
01234567891011121315 14Bit:
Initial value:
Bit Bit Name
Initial
Value R/W
Internal
Update Description
31 to 12 All 0 R Reserved
These bits are always read as 0. The write value
should always be 0.
11 to 0 PnSPX Undefined R/W Yes Plane n Start Position X
The horizontal start position of plane n in
memory should be set in dot units.
Notes: 1. When YC is set by the PnDDF bit in
PnMR, an even value should be set.
2. Setting of values exceeding twice the
value of the plane n memory width X
register (PnMWX) is prohibited.