EM77950
BB Controller
Bit 7 (GIE): Global interrupt control bit. Global interrupt is enabled by the ENI and RETI
instructions and is disabled by the DISI instruction.
0: disable Global interrupt function
1: enable Global interrupt function
7.3.3 Key Wake-up Enable Control – KWUAIE (0x82) & KWUBIE
(0x83)
KWUAIE: Port A Key Wake-up Interrupt Enable Control Register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
-
-
-
-
KWUBE
KWUAE
KWU9E
KWU8E
Bit 0 ~bit 3 (KWU8E ~ KWUBE): Enable or disable the PTA0 ~ PTA3 Key Wake-up
function.
0: disable key wake-up function
1: enable key wake-up function
KWUBIE: Port B Key Wake-up Interrupt Enable Control Register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
KWU7E
KWU6E
KWU5E
KWU4E
KWU3E
KWU2E
KWU1E
KWU0E
Bit 0 ~bit 7 (KWU0 ~ KWU7): Enable or disable the PTB0 ~ PTB7 Key Wake Up
function.
0: disable key wake-up function
1: enable key wake-up function
7.3.4 External Interrupts Edge Control – EINTED (0x84)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
-
-
-
-
-
-
EINT1ED EINT0ED
Bit 0 (EINT0ED): Define which edge as an interrupt source for EINT0.
Bit 1 (EINT1ED): Define which edge as an interrupt source for EINT1.
0: Falling Edge
1: Rising Edge
Bit 2 ~ Bit 7 reserved
32 •
Product Specification (V1.0) 10.09.2007
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
