Texas Instruments TVP5147M1PFP manual Interrupt Clear 1 Register

Models: TVP5147M1PFP

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2.11.90 Interrupt Clear 1 Register

Functional Description

Line: Line number interrupt clear

0 = Disabled (default)

1 = Clear bit 0 (line interrupt available) in the interrupt status 0 register at subaddress F2h

The host interrupt clear 0 and 1 registers are used by the external processor to clear the interrupt status bits in the host interrupt status 0 and 1 registers. When no nonmasked interrupts remain set in the registers, the external interrupt terminal also becomes inactive.

2.11.90 Interrupt Clear 1 Register

Subaddress

F7h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

00h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

6

 

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

Reserved

 

H/V lock

Macrovision status changed

Standard changed

FIFO full

H/V lock: Clear H/V lock status changed flag

0 = H/V lock status unchanged

1 = H/V lock status changed

Macrovision status changed: Clear Macrovision status changed flag

0 = No effect (default)

1 = Clear bit 2 (Macrovision status changed) in the interrupt status 1 register at subaddress F3h and the interrupt raw status 1 register at subaddress F1h

Standard changed: Clear standard changed flag

0 = No effect (default)

1 = Clear bit 1 (video standard changed) in the interrupt status 1 register at subaddress F3h and the interrupt raw status 1 register at subaddress F1h

FIFO full: Clear FIFO full flag

0 = No effect (default)

1 = Clear bit 0 (FIFO full flag) in the interrupt status 1 register at subaddress F3h and the interrupt raw status 1 register at subaddress F1h

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TVP5147M1PFP

SLES140A—March 2007

Page 80
Image 80
Texas Instruments TVP5147M1PFP manual Interrupt Clear 1 Register