Datasheet

TVP5154A
www.ti.com SLES214C–DECEMBER 2007–REVISED SEPTEMBER 2010
7.2.51 Interrupt Status Register B
Address 86h
7 6 5 4 3 2 1 0
Software Reserved Command Field rate Line alternation Color lock H/V lock TV/VCR
initialization ready changed changed changed changed changed
Software initialization:
0 = Software initialization is not ready (default).
1 = Software initialization is ready.
Command ready:
0 = TVP5154A is not ready to accept a new command (default).
1 = TVP5154A is ready to accept a new command.
Field rate changed:
0 = Field rate has not changed (default).
1 = Field rate has changed.
Line alternation changed:
0 = Line alteration has not changed (default).
1 = Line alternation has changed.
Color lock changed:
0 = Color lock status has not changed (default).
1 = Color lock status has changed.
H/V lock changed:
0 = H/V lock status has not changed (default).
1 = H/V lock status has changed.
TV/VCR changed:
0 = TV/VCR status has not changed (default).
1 = TV/VCR status has changed.
Interrupt status register B is polled by the external processor to determine the interrupt source for
interrupt B. After an interrupt condition is set, it can be reset by writing to the interrupt reset register B at
subaddress 1Ch with a 1 in the appropriate bit.
Copyright © 2007–2010, Texas Instruments Incorporated Internal Control Registers 57
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