m37516e6hp Renesas Electronics Corporation., m37516e6hp Datasheet - Page 21
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m37516e6hp
Manufacturer Part Number
m37516e6hp
Description
Single-chip 8-bit Cmos Microcomputer
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.M37516E6HP.pdf
(92 pages)
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7516 Group
Fig. 13 Interrupt control
Fig. 14 Structure of interrupt-related registers
Rev.1.01
b 7
b7
b 7
Jul 01, 2003
I n t e r r u p t r e q u e s t b i t
b 0
b0
b 0
I n t e r r u p t e n a b l e b i t
( I C O N 1 : a d d r e s s 0 0 3 E
Interrupt control register 1
Interrupt request register 1
( I R E Q 1 : a d d r e s s 0 0 3 C
I n t e r r u p t e d g e s e l e c t i o n r e g i s t e r
( I N T E D G E : a d d r e s s 0 0 3 A
page 19 of 89
0 : No interrupt request issued
1 : Interrupt request issued
0 : Interrupts disabled
1 : Interrupts enabled
I N T
S C L / S D A i n t e r r u p t e n a b l e b i t
I N T
I N T
I N T
I
T i m e r X i n t e r r u p t e n a b l e b i t
T i m e r Y i n t e r r u p t e n a b l e b i t
I N T
S C L / S D A i n t e r r u p t r e q u e s t b i t
I N T
I N T
I N T
I
T i m e r X i n t e r r u p t r e q u e s t b i t
T i m e r Y i n t e r r u p t r e q u e s t b i t
I N T
I N T
I N T
I N T
S e r i a l I / O 2 / I N T
N o t u s e d ( r e t u r n s “ 0 ” w h e n r e a d )
2
2
C i n t e r r u p t e n a b l e b i t
C i n t e r r u p t r e q u e s t b i t
0 : I N T
1 : S e r i a l I / O 2 i n t e r r u p t s e l e c t e d
0
1
2
3
0
1
2
3
0
1
2
3
I n t e r r u p t d i s a b l e f l a g ( I )
i n t e r r u p t r e q u e s t b i t
i n t e r r u p t r e q u e s t b i t
i n t e r r u p t e n a b l e b i t
i n t e r r u p t e n a b l e b i t
i n t e r r u p t e n a b l e b i t
/ S e r i a l I / O 2 i n t e r r u p t e n a b l e b i t
a c t i v e e d g e s e l e c t i o n b i t
i n t e r r u p t r e q u e s t b i t
/ S e r i a l I / O 2 i n t e r r u p t r e q u e s t b i t
a c t i v e e d g e s e l e c t i o n b i t
a c t i v e e d g e s e l e c t i o n b i t
a c t i v e e d g e s e l e c t i o n b i t
3
i n t e r r u p t s e l e c t e d
3
i n t e r r u p t s o u r c e b i t
1 6
1 6
)
)
1 6
)
B R K i n s t r u c t i o n
0 : Falling edge active
1 : Rising edge active
b7
b 7
R e s e t
b 0
b0
Interrupt control register 2
(ICON2 : address 003F
I n t e r r u p t r e q u e s t r e g i s t e r 2
(IREQ2 : address 003D
0 : No interrupt request issued
1 : Interrupt request issued
T i m e r 1 i n t e r r u p t r e q u e s t b i t
T i m e r 2 i n t e r r u p t r e q u e s t b i t
S e r i a l I / O 1 r e c e p t i o n i n t e r r u p t r e q u e s t b i t
S e r i a l I / O 1 t r a n s m i t i n t e r r u p t r e q u e s t b i t
C N T R
C N T R
A D c o n v e r t e r i n t e r r u p t r e q u e s t b i t
N o t u s e d ( r e t u r n s “ 0 ” w h e n r e a d )
Timer 1 interrupt enable bit
Timer 2 interrupt enable bit
Serial I/O1 reception interrupt enable bit
Serial I/O1 transmit interrupt enable bit
CNTR
CNTR
AD converter interrupt enable bit
Not used (returns “0” when read)
(Do not write “1” to this bit.)
0 : Interrupts disabled
1 : Interrupts enabled
0
1
0
1
i n t e r r u p t r e q u e s t b i t
i n t e r r u p t r e q u e s t b i t
interrupt enable bit
interrupt enable bit
I n t e r r u p t r e q u e s t
16
16
)
)