PCB8517 Datasheet, PDF (9/24 Pages) NXP Semiconductors – Stand-alone OSD for monitor applications

Philips Semiconductors
Stand-alone OSD for monitor applications
Objective specification
PCB8517
Table 10 Explanation of Table 9
BIT
7 to 4
3 to 0
NAME
−
−
DESCRIPTION
These bits specify which row is the start of window.
These bits specify which row is the end of window.
Table 11 Columns 1, 4 and 7 of row 10
DATA BYTE
BIT 7
MSB
BIT 6
BIT 5
BIT 4
column start address
BIT 3
LSB
BIT 2
WEN
BIT 1
CCS1
BIT 0
reserved
Table 12 Explanation of Table 11
BIT
7 to 3
2
1
NAME
−
WEN
CCS1
DESCRIPTION
These bits specify which column is the start of the window.
When this bit is set to logic 1 the corresponding window background is enabled.
When this bit is set to logic 1, the characters resided within this particular window can
have two extra colour selections (i.e. colour 2 and colour 3); see Section “Display
buffers”.
Table 13 Columns 2, 5 and 8 of row 10
DATA BYTE
BIT 7
MSB
BIT 6
BIT 5
BIT 4
column end address
BIT 3
LSB
BIT 2
WR
BIT 1
WG
BIT 0
WB
Table 14 Explanation of Table 13
BIT
7 to 3
2 to 0
NAME
DESCRIPTION
−
These bits specify which column is the end of the window.
WR, WG, WB These bits define the colour of the window.
FRAME CONTROL REGISTERS
Table 15 Column 9 of row 10
BIT 7
BIT 6
reserved
BIT 5
MSB
DATA BYTE
BIT 4
BIT 3
BIT 2
vertical start position
BIT 1
BIT 0
LSB
1997 Mar 03
9