107
µ
PD17062
Fig. 11-1 Interrupt Block Configuration
3FH 2FH
b3b2b1b0b3b2b1b0
I
R
Q
S
I
O
0
I
R
Q
V
S
Y
N
I
R
Q
B
T
M
0
I
R
Q
N
C
I
P
S
I
O
0
I
R
V
S
Y
N
I
P
B
T
M
0
I
P
N
C
01H
b3b2b1b0
0
S
P
2
S
P
1
S
P
0
BANK PSW
b3b2b1b0b3b2b1b0
79H 7FH
00 C
M
P
C
Y
ZI
X
E
System register
Symbol
Address
Bit
Program counter
Address stack register
ASR0
ASR1
ASR5
Control register
IPSIO0
IRQSIO0
VAG 01H
IPVSYN
IRQVSYN
VAG 02H
IPBTM0
IRQBTM0
VAG 03H
IPNC
IRQNC
VAG 04H
Flag
symbol
Name
Interrupt
request
(INTREQ)
Interrupt
permission
(INTPM)
Stack pointer
(SP)
Address
Bit
Serial
inter-
face
VSYNC
pin
Timer
INTNC
pin
Stack
pointer
Flag
symbol
Interrupt
stack
Interrupt request processing block
Interrupt enable
flip-flop INTE
DI or EI instruction