Program Status Area - ZiLOG System 8000 Hardware Reference Manual

HRM
Zilog
Table
5-3.
Program status Area
HRM
WORD
0-1
2-3
4-5
6-7
8-9
A-B
C-D
E-F
10-11
12-13
14-15
16-17
18-19
1A-1B
1C-1D
1E-1F
20-21
22-23
24-25
26-27
28-29
2A-2B
2C-2D
2E-2F
30-31
32-33
34-35
36-37
38-39
3A-3B
3C-3D
3E-3F
40-41
42-43
44-45
46-47
48-49
4A-4B
4C-4D
4E-4F
VALUE
unused
unused
unused
unused
unused
unused
%4000
IIBREAK
unused
unused
%4000
#NMINT
unused
unused
%4000
unused
unused
unused
unused
unused
unused
unused
unused
unused
unused
#PTYINT
#CHASRC
unused
unused
f!MCZINT
f!CHASRC
unused
unused
unused
unused
unused
unused
unused
unused
unused
COMMENT
RESERVED
RESERVED
Unimplemented instruction
Unimplemented instruction
PRIVILEGED INSTRUCTION
PRIVILEGED INSTRUCTION
SYSTEM CALL entered in Segmented Mode
Address of BREAK interrupt procedure
SEGMENT TRAP
SEGMENT TRAP
FCW for NONMASKABLE interrupt procedure
Address of NONMASKABLE interrupt procedure
NONVECTORED INTERRUPT
NONVECTORED INTERRUPT
FCW for all VECTORED INTERRUPTS
VECTOR 0
VECTOR 2
VECTOR 4 CTCO, CH.3
VECTOR 6 BREAK and NEXT
VECTOR 8
VECTOR A
VECTOR C
VECTOR E
VECTOR 10
VECTOR 12
VECTOR 14 (SIO Channel B input interrupt
procedure address)
VECTOR 16 (SIO Channel B special receive
condition procedur~ address)
VECTOR 18
VECTOR 1A
VECTOR 1C (SIO Channel A input interrupt
procedure address)
VECTOR 1E (SIO Channel A special receive
condition procedure address)
VECTOR 20
VECTOR 22
VECTOR 24
VECTOR 26
VECTOR 28
VECTOR 2A
VECTOR 2C
VECTOR 2E
VECTOR 30
5-40
Zilog
5-40