sak-c868p-1rr Infineon Technologies Corporation, sak-c868p-1rr Datasheet - Page 197

• Manufacturer Part Number: sak-c868p-1rr
• Description: 8 - Bit Cmos Microcontroller
• Manufacturer: Infineon Technologies Corporation

Field
EXINT3
-
The external interrupt 2 and 3(P1.7/CCPOS2/INT2/AN2, P1.3/INT3) can be either
positive or negative transition-activated, depending on the bits register EXICON. The
flags that actually generates this interrupt are bits EXINT2 and EXINT3 in register
IRCON0. When processing the external interrupts, flags must be cleared by software.
EXICON
External Interrupt Control Register
Field
ESEL2
ESEL3
-
All external interrupts (P1.7/CCPOS2/INT2/AN2, P1.3/INT3) can be either positive or
negative transition-activated, depending on the bits register EXICON. The flags that
actually generates this interrupt are bits EXINT2 and EXINT3 in register IRCON0. The
flags must be cleared by software.
User’s Manual
7
-
r
6
-
r
Bits
1
[7:2]
Bits
0
1
[7:2]
5
-
r
Typ Description
rwh Interrupt Request Flag for External Interrupt 3
r
Typ Description
rw
rw
r
0 : Interrupt request is not active, cleared by
software. (default)
1 : Interrupt request is active, set by hardware.
reserved;
returns ’0’ if read; should be written with ’0’;
External Interrupt 2 Edge Trigger Select.
0 : Interrupt on falling edge. (default)
1 : Interrupt on rising edge.
External Interrupt 3 Edge Trigger Select.
0 : Interrupt on falling edge. (default)
1 : Interrupt on rising edge.
reserved;
returns ’0’ if read; should be written with ’0’;
4
-
r
7-13
3
-
r
[Reset value: XXXXXX00
2
-
r
ESEL3
Interrupt System
rw
1
V 1.0, 2003-01
ESEL2
rw
C868
0
B
]