Slot Request Active Register (Srar) - Hitachi HD64465 User Manual

Windows ce intelligent peripheral controller
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14.2.24 Slot Request Active Register (SRAR)

SRAR, a 16-bit Read/Write register, is used to set the active level of the solt request of slot3-12.
Bits 15-13 and 2-0 are reserved. The other bits are initialized to 0 at reset. SRAR is not initialized
in STANDBY mode.
Bit
15
Bit Name
-
Initial Value
0
R/W
-
Bit
7
Bit Name
SL7RA
Initial Value
0
R/W
R/W
Bit
Description
16 - 10
Reserved
12
Slot Request 12 Active (SL12RA):
When this bit is set to 1, slot 12 request is high active.
Otherwise, slot 12 request is low active.
11
Slot Request 11 Active (SL11RA):
When this bit is set to 1, slot 11 request is high active.
Otherwise, slot 11 request is low active.
10
Slot Request 10 Active (SL10RA):
When this bit is set to 1, slot 10 request is high active.
Otherwise, slot 10 request is low active.
9
Slot Request 9 Active (SL9RA):
When this bit is set to 1, slot 9 request is high active.
Otherwise, slot 9 request is low active.
8
Slot Request 8 Active (SL8RA):
When this bit is set to 1, slot 8 request is high active.
Otherwise, slot 8 request is low active.
7
Slot Request 7 Active (SL7RA):
When this bit is set to 1, slot 7 request is high active.
Otherwise, slot 7 request is low active.
6
Slot Request 6 Active (SL6RA):
When this bit is set to 1, slot 6 request is high active.
Otherwise, slot 6 request is low active.
Rev. 3.0, 03/01, page 216 of 390
14
13
12
-
-
SL12RA SL11RA SL10RA SL9RA
0
0
0
-
-
R/W
6
5
4
SL6RA
SL5RA
SL4RA
0
0
0
R/W
R/W
R/W
11
10
9
0
0
0
R/W
R/W
R/W
3
2
1
SL3RA
-
-
0
0
0
R/W
-
-
8
SL8RA
0
R/W
0
-
0
-
Default
0
0
0
0
0
0
0
0

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