Maxim Integrated DS21Q55 User Manual
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Register Name:
ESIBCR2
Register Description:
Extended System Information Bus Control Register 2
Register Address:
B1h
Bit #
7
6
5
4
3
2
1
0
Name
-
ESI4SEL2
ESI4SEL1
ESI4SEL0
-
ESI3SEL2
ESI3SEL1
ESI3SEL0
Default
0
0
0
0
0
0
0
0
Bits 0 to 2/Address ESI3 Data Output Select (ESI3SEL0 to ESI3SEL2). These bits select what status is to be output when
the device decodes an ESI3 address during a bus read operation.
ESI3SEL2
ESI3SEL1
ESI3SEL0
STATUS OUTPUT
(T1 MODE)
STATUS OUTPUT
(E1 MODE)
0
0
0
RBL
RUA1
0
0
1
RYEL
RRA
0
1
0
LUP
RDMA
0
1
1
LDN
V52LNK
1
0
0
SIGCHG
SIGCHG
1
0
1
ESSLIP
ESSLIP
1
1
0
-
-
1
1
1
-
-
Bit 3/Unused, must be set to zero for proper operation.
Bits 4 to 6/Address ESI4 Data Output Select (ESI4SEL0 to ESI4SEL2). These bits select what status is to be output when
the device decodes an ESI4 address during a bus -read operation.
ESI4SEL2
ESI4SEL1
ESI4SEL0
STATUS OUTPUT
(T1 MODE)
STATUS OUTPUT
(E1 MODE)
0
0
0
RBL
RUA1
0
0
1
RYEL
RRA
0
1
0
LUP
RDMA
0
1
1
LDN
V52LNK
1
0
0
SIGCHG
SIGCHG
1
0
1
ESSLIP
ESSLIP
1
1
0
-
-
1
1
1
-
-
Bit 7/Unused, must be set to zero for proper operation.