adsp-21483 Analog Devices, Inc., adsp-21483 Datasheet - Page 25
adsp-21483
Manufacturer Part Number
adsp-21483
Description
Sharc Processor
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADSP-21483.pdf
(66 pages)
- Current page: 25 of 66
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Preliminary Technical Data
Interrupts
The following timing specification applies to the FLAG0,
FLAG1, and FLAG2 pins when they are configured as IRQ0,
IRQ1, and IRQ2 interrupts as well as the DAI_P20–1 and
DPI_P14–1 pins when they are configured as interrupts.
Table 18. Interrupts
Core Timer
The following timing specification applies to FLAG3 when it is
configured as the core timer (TMREXP).
Table 19. Core Timer
Parameter
Timing Requirement
t
Parameter
Switching Characteristic
t
IPW
WCTIM
(TMREXP)
TMREXP Pulse Width
FLAG3
IRQx Pulse Width
DAI_P20–1
DPI_P14–1
FLAG2–0
(
)
Rev. PrA | Page 25 of 66 | March 2010
Figure 11. Core Timer
Figure 10. Interrupts
t
IPW
Min
4 × t
ADSP-21483/21486/21487/21488/21489
t
WCTIM
PCLK
– 1
Min
2 × t
PCLK
+2
Max
Max
Unit
ns
Unit
ns
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