ADSP-21371/ADSP-21375
Core Timer
The following timing specification applies to FLAG3 when it is
configured as the core timer (TMREXP pin).
Table 17. Core Timer
Parameter
Switching Characteristic
tWCTIM
TMREXP Pulse Width
Min
4 × tPCLK – 1
Max
Unit
ns
FLAG3
(TMREXP)
tWCTIM
Figure 10. Core Timer
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
Parameter
Timing Requirement
tIPW
IRQx Pulse Width
Min
2 × tPCLK + 2
DAI_P20–1
DPI_P14–1
FLAG2–0
(IRQ2–0)
tIPW
Figure 11. Interrupts
Max
Unit
ns
Rev. C | Page 22 of 52 | September 2009