ST92196A STMicroelectronics, ST92196A Datasheet - Page 162

• Manufacturer Part Number: ST92196A
• Description: 8/16-bit Mcu For Tv Applications With Up To 96k Rom, On-screen-display And 1 Or 2 Data Slicers
• Manufacturer: STMicroelectronics

DATA SLICER (Cont’d)
Figure 68. Data Slicer Waveforms
GEMSTAR
SIGNAL (DSOUT)
CLOSED CAPTION
SIGNAL (DSOUT)
CLOCK RUN-IN
WINDOW
FRAME CODE
WINDOW
HORIZONTAL
SYNC (CSYNC)
INTERRUPT IRQ
CCIRQ for IRQ_INV=0
CCIRQ for IRQ_INV=1
Clock run-in
8µs
Clock run-in
Interrupt w/ IRQ_INV=1
Frame code
1 1 1 1 1 1
^
Frame code
0 1
^
0
0
0
^
^
0
^
^
0
^
5µs
0
^
1
^
1
^
- CLOSED CAPTION DATA SLICER (DS)
32 data bits @ 993ns
16 data bits @ 2us
Interrupt w/ IRQ_INV=0
162/268