Datasheet
Register 14: LCD Raster Subpanel Display 1 (LCDRASTRSUBP1), offset 0x038
Note that subpictures are only allowed for Active Matrix mode (LCDTFT=1) in LCDRASTRCTL
LCD Raster Subpanel Display 1 (LCDRASTRSUBP1)
Base 0x4405.0000
Offset 0x038
Type RW, reset 0x0000.0000
16171819202122232425262728293031
LPPTreservedHOLSreservedSPEN
RWRWRWRWRWRWRWRWRWRWRORORORWRORWType
0000000000000000Reset
0123456789101112131415
DPDLSB
RWRWRWRWRWRWRWRWRWRWRWRWRWRWRWRWType
0000000000000000Reset
DescriptionResetTypeNameBit/Field
Sub Panel Enable
DescriptionValue
Function disabled0
Sub-panel function mode enabled1
0RWSPEN31
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0ROreserved30
High or Low Signal
This field indicates the position of the sub-panel based on the LPPT
value.
DescriptionValue
Default Pixel Data lines are at the top of the screen and the
active video lines are at the bottom of the screen.
0
Active video lines are at the top of the screen and Default Pixel
Data lines are at the bottom of the screen.
1
0RWHOLS29
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0x0ROreserved28:26
Line Per Panel Threshold
Encoded value (programmed value range of {0:2047} represents an
actual range of {1:2048}) used to specify the number of lines on the
bottom part of the panel. Bit 10 of this field is in LCDRASTRSUBP2.
HOLS determines whether Default Pixel Data is on the top (HOLS=0) or
on the bottom (HOLS=1). LPPT defines the number of lines on the bottom
part of the output.
0x000RWLPPT25:16
Default Pixel Data LSB[15:0]
DPD defines the default value of the pixel data sent to the panel for the
lines until LPPT is reach or after passing LPPT. DPDMSB is defined in
bit field [7:0] in LCDRASTRSUBP2.
0x0000RWDPDLSB15:0
1891December 13, 2013
Texas Instruments-Advance Information
Tiva
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TM4C129XNCZAD Microcontroller