PD6710/
’
22
—
ISA-to-PC-Card (PCMCIA) Controllers
54
Datasheet
7.6
Management Interrupt Configuration
This register controls which status changes may cause management interrupts and at which pin the
management interrupts will appear.
Bit 0
—
Battery Dead Or Status Change Enable
When this bit is
‘
1
’
, a management interrupt will occur when the
Card Status Change
register
’
s
Battery Dead Or Status Change bit (see
“
Bit 0
—
Battery Dead Or Status Change
”
on page 53
) is
‘
1
’
. This allows management interrupts to be generated on changes in level of the BVD1/
-STSCHG pin.
Bit 1
—
Battery Warning Enable
When this bit is
‘
1
’
, a management interrupt will occur when the
Card Status Change
register
’
s
Battery Warning Change bit (see
“
Bit 1
—
Battery Warning Change
”
on page 53
) is
‘
1
’
. This bit is
ignored when the card socket is in I/O mode.
Bit 2
—
Ready Enable
When this bit is
‘
1
’
, a management interrupt will occur when the
Card Status Change
register
’
s
Ready Change bit (see
“
Bit 1
—
Battery Warning Change
”
on page 53
) is
‘
1
’
.
Register Name; Management Interrupt Configuration
Index: 05h
Register Per:
socket
Register Compatibility Type: 365
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Management IRQ Select
Card Detect
Enable
Ready
Enable
Battery
Warning
Enable
Battery Dead
Or Status
Change
Enable
RW:0000
RW:0
RW:0
RW:0
RW:0
0
Battery Dead Or Status Change management interrupt disabled.
1
If Battery Dead Or Status Change is
‘
1
’
, a management interrupt will occur.
0
Battery Warning Change management interrupt disabled.
1
If Battery Warning Change is
‘
1
’
, a management interrupt will occur.
0
Ready Change management interrupt disabled.
1
If Ready Change is
‘
1
’
, a management interrupt will occur.