Z86C04 Datasheet, PDF (25/34 Pages) Zilog, Inc. – CMOS 8-BIT LOW-COST 1K/2K-ROM MICROCONTROLLERS

Z86C04/C08
CMOS 8-Bit Low-Cost 1K/2K-ROM Microcontrollers
FUNCTIONAL DESCRIPTION (Continued)
Table 2. Interrupt Types, Sources, and Vectors
Name Source Vector Location Comments
IRQ0 AN2(P32)
0,1
External (F) Edge
IRQ1 REF(P33)
2,3
External (F) Edge
IRQ2 AN1(P31)
4,5
External (F) Edge
IRQ3 AN2(P32)
6,7
External (R) Edge
IRQ4
T0
IRQ5
T1
8,9
10,11
Internal
Internal
Notes:
F = Falling edge triggered
R = Rising edge triggered.
IRQ0 - IRQ5
IRQ
IMR
6
Interrupt
Request
Global
Interrupt
Enable
IPR
PRIORITY
LOGIC
Vector Select
Figure 14. Interrupt Block Diagram
Zilog
25
PRELIMINARY
DS97DZ80502