Reference Manual AFDX / ARINC 664 Application Interface Library
59
Section 4 – Function Reference: Transmitter Functions
4
4
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3
3
.
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1
1
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7
7
F
F
d
d
x
x
C
C
m
m
d
d
T
T
x
x
V
V
L
L
C
C
o
o
n
n
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Prototype:
AiReturn FdxCmdTxVLControl ( AiUInt32 ul_Handle,
const TY_FDX_TX_VL_CONTROL *px_TxVLControl);
Driver Command:
FDX_TX_VL_CONTROL (0x0000805F)
Purpose:
This function is used to enable or disable a VL. By default all VL’s are enabled. For Individual
Transmit Mode each VL must be explicitly created with the function
FdxCmdTxCreateVL
or
FdxCmdTxCreateHiResVL
.
Input:
T
T
Y
Y
_
_
F
F
D
D
X
X
_
_
T
T
X
X
_
_
V
V
L
L
_
_
C
C
O
O
N
N
T
T
R
R
O
O
L
L
*
*
p
p
x
x
_
_
T
T
x
x
V
V
L
L
C
C
o
o
n
n
t
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r
r
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o
l
l
Pointer to a setup structure for a Virtual Link
typedef struct {
AiUInt32
ul_VlId;
AiUInt32
ul_EnableTyp;
} TY_FDX_TX_VL_CONTROL;
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
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_
_
V
V
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I
d
d
Virtual Link Identifier. A value in a range from 0 to 65535.
A
A
i
i
U
U
I
I
n
n
t
t
3
3
2
2
u
u
l
l
_
_
E
E
n
n
a
a
b
b
l
l
e
e
T
T
y
y
p
p
Value
Comment
FDX_ENA
Virtual Link is enabled. All frames defined for VL are transmitted
FDX_DIS
Virtual Link is disabled. All frames for the given VLs are
discarded.
Output:
None
Return Value
Returns FDX_OK on success or a negative error code on error.
Error Codes: FDX_ERR
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