Aim MIL-STD-1553 - Page 36

22 MIL-STD-1553 Reference Manual
Chapter 2 - Library Administration and Initialization Functions
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
N
N
u
u
m
m
b
b
e
e
r
r
O
O
f
f
C
C
h
h
a
a
n
n
n
n
e
e
l
l
s
s
Indicates the number of channels on the board. In case of a 3910 board, LS and HS part will be
indicated as one channel.
e.g. API1553-2 has 2 channels, API3910 has one channel
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
N
N
u
u
m
m
b
b
e
e
r
r
O
O
f
f
B
B
i
i
u
u
Indicates the number of BIU processors on the board
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
N
N
o
o
v
v
R
R
a
a
m
m
B
B
o
o
a
a
r
r
d
d
T
T
y
y
p
p
e
e
Indicates the Board Type that is setup onboard
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
N
N
o
o
v
v
R
R
a
a
m
m
B
B
o
o
a
a
r
r
d
d
C
C
o
o
n
n
f
f
i
i
g
g
Indicates the Board Configuration that is setup onboard
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
S
S
e
e
r
r
i
i
a
a
l
l
N
N
u
u
m
m
b
b
e
e
r
r
Indicates the Board Serial Number
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
P
P
a
a
r
r
t
t
N
N
u
u
m
m
b
b
e
e
r
r
Indicates the AIM Part Number of the board
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
G
G
l
l
o
o
b
b
a
a
l
l
R
R
a
a
m
m
S
S
i
i
z
z
e
e
Indicates the Global RAM size (in 64kBytes steps)
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
S
S
h
h
a
a
r
r
e
e
d
d
R
R
a
a
m
m
S
S
i
i
z
z
e
e
Indicates the Shared RAM size (in 64kBytes steps)
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
G
G
l
l
o
o
b
b
a
a
l
l
R
R
a
a
m
m
S
S
t
t
a
a
r
r
t
t
O
O
f
f
f
f
s
s
e
e
t
t
[
[
M
M
A
A
X
X
_
_
B
B
I
I
U
U
]
]
Indicates for each BIU on the board with which offset its Global RAM starts (relative to the
Global RAM Start).
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
x
x
_
_
B
B
o
o
a
a
r
r
d
d
C
C
a
a
p
p
a
a
b
b
i
i
l
l
i
i
t
t
i
i
e
e
s
s
.
.
u
u
l
l
_
_
C
C
a
a
n
n
C
C
h
h
a
a
n
n
g
g
e
e
A
A
m
m
p
p
l
l
i
i
t
t
u
u
d
d
e
e
Indicates the board output amplitude capabilities
Value
Constant
Description
0
-
Output amplitude cannot be changed
1
-
Output amplitude can be changed
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
x
x
_
_
B
B
o
o
a
a
r
r
d
d
C
C
a
a
p
p
a
a
b
b
i
i
l
l
i
i
t
t
i
i
e
e
s
s
.
.
x
x
_
_
C
C
o
o
u
u
p
p
l
l
i
i
n
n
g
g
C
C
a
a
p
p
a
a
b
b
i
i
l
l
i
i
t
t
i
i
e
e
s
s
.
.
u
u
l
l
_
_
A
A
l
l
l
l
Indicates the board coupling capabilities
Bit 31
Bit 30
Bit 29
Bit 28
Bit 27
Bit 26
Bit 25
Bit 24
reserved (0)
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
reserved (0)
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
reserved (0)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
reserved (0)
PAK
NET
TRA
DIR
ISO
P
P
A
A
K
K
If set to 1, channel A and B of a given stream are packed and cannot be changed
independently.
N
N
E
E
T
T
If set to 1, Network coupling mode is available