Texas Instruments OMAP36 Series, Technical Reference Manual

Page: 1332 / 3738

Public Version
Camera ISP Register Manual
www.ti.com
Bits Field Name Description Type Reset
3 IRQ_CBUFF1_READY The CPUW1 physical buffer is ready to be accessed by R/W/1to 0x0
the CPU. Clr
0x0: No done interrupt pending (r); Status unchanged
(w).
0x1: Done interrupt pending (r); Status bit cleared (w).
2 IRQ_CBUFF0_OVR Buffer overflow event. R/W/1to 0x0
Clr
0x0: No done interrupt pending (r); Status unchanged
(w).
0x1: Done interrupt pending (r); Status bit cleared (w).
1 IRQ_CBUFF0_INVALID Invalid access. R/W/1to 0x0
Clr
0x0: No YUV buffer done interrupt pending (r); Status
unchanged (w).
0x1: YUV buffer done interrupt pending (r); Status bit
cleared (w).
0 IRQ_CBUFF0_READY The CPUW0 physical buffer is ready to be accessed by R/W/1to 0x0
the CPU. Clr
0x0: No done interrupt pending (r); Status unchanged
(w).
0x1: Done interrupt pending (r); Status bit cleared (w).
Table 6-126. Register Call Summary for Register CBUFF_IRQSTATUS
Camera ISP Integration
• Camera ISP Interrupt Requests : [0] [1] [2] [3] [4] [5] [6]
Camera ISP Functional Description
• Camera ISP Circular Buffer Window Management : [7] [8] [9]
Camera ISP Basic Programming Model
• Camera ISP CBUFF Interrupts : [10] [11]
• Camera ISP CBUFF Status Checking : [12]
Camera ISP Register Manual
• Camera ISP CBUFF Register Summary : [13]
Table 6-127. CBUFF_IRQENABLE
Address Offset 0x0000 001C
Physical Address 0x480B C11C Instance ISP_CBUFF
Description The interrupt enable register allows to enable/disable the module internal sources of interrupt, on an
event-by-event basis.
Type RW
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RESERVED
IRQ_CBUFF1_OVR IRQ_CBUFF0_OVR
IRQ_CBUFF1_READY IRQ_CBUFF0_READY
IRQ_CBUFF1_INVALID IRQ_CBUFF0_INVALID
Bits Field Name Description Type Reset
31:6 RESERVED Write 0s for future compatibility. Reads return zero. RW 0x0000000
5 IRQ_CBUFF1_OVR Buffer overflow event. RW 0x0
0x0: interrupt is masked
0x1: Interrupt is enabled
1332 Camera Image Signal Processor SWPU177N – December 2009 – Revised November 2010
Copyright © 2009–2010, Texas Instruments Incorporated