Aim MIL-STD-1553 - Page 39

MIL-STD-1553 Reference Manual
25
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
_
_
I
I
n
n
t
t
R
R
e
e
q
q
u
u
e
e
s
s
t
t
C
C
o
o
u
u
n
n
t
t
The number of interrupt requests sent to the driver.
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
D
D
r
r
i
i
v
v
e
e
r
r
F
F
l
l
a
a
g
g
s
s
Bit 31
Bit 30
Bit 29
Bit 28
Bit 27
Bit 26
Bit 25
Bit 24
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
INT_ENA
I
I
N
N
T
T
_
_
E
E
N
N
A
A
(
(
w
w
r
r
i
i
t
t
e
e
o
o
n
n
l
l
y
y
)
)
This flag might be 0, 1 or 2 depending on what was set in a previous call to
ApiSetDeviceConfig. This flag does however not reflect changes that have been done by
other processes. By default the interrupts are physically enabled and the flag will return 0.
Return Value
A
A
i
i
I
I
n
n
t
t
1
1
6
6
All API functions return API_OK if no error occurred. If the return value is not equal
to API_OK the function ApiGetErrorDescription can be used to obtain an error
description.