DSP56F826 Datasheet, PDF (30/44 Pages) Motorola, Inc – Preliminary Technical Data DSP56F826 16-bit Digital Signal Processor

RESET
t_RA
t_RAZ
A0–A15,
D0–D15
PS, DS,
RD, WR
Figure 13. Asynchronous Reset Timing
t_RDA
First Fetch
First Fetch
IRQA,
IRQB
t_IRW
Figure 14. External Interrupt Timing (Negative-Edge-Sensitive)
A0–A15,
PS, DS,
RD, WR
IRQA,
IRQB
General
Purpose
I/O Pin
IRQA,
IRQB
First Interrupt Instruction Execution
t_IDM
a) First Interrupt Instruction Execution
t_IG
b) General Purpose I/O
Figure 15. External Level-Sensitive Interrupt Timing
30
DSP56F826 Preliminary Technical Data