Aim MIL-STD-1553 - Apicmdbcsrvreqveccon

MIL-STD-1553 Reference Manual
238
Chapter 7 – Bus Controller Functions
7.1.20 ApiCmdBCSrvReqVecCon
Prototype:
AiInt16 ApiCmdBCSrvReqVecCon ( AiUInt32 ul_ModuleHandle, AiUInt8 uc_Biu,
AiUInt8 uc_RtAddr,
TY_API_BC_SRVW_CON *px_SrvReqVecCon);
Driver Command:
API_BC_SRV_REQ_CON (0x68)
Purpose:
This function is used to set the sub address where the modecode “Last Vector Word”
is sent to in case of a service request handling. This command should only be applied
if the BC is enabled to perform Service Request / Vector Word handling (refer to
ApiCmdBCIni command).
I
I
n
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p
p
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A
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U
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8
8
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c
c
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r
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Value
Description
0..31
Remote Terminal Address
T
T
Y
Y
_
_
A
A
P
P
I
I
_
_
B
B
C
C
_
_
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S
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R
V
V
W
W
_
_
C
C
O
O
N
N
*
*
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p
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x
_
_
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S
r
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v
v
R
R
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q
q
V
V
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c
c
C
C
o
o
n
n
BC Service Request Control description
typedef struct ty_api_bc_srvw_con
{
AiUInt8 uc_SubAddress;
AiUInt8 uc_Padding1;
AiUInt16 uw_Padding2;
AiUInt32 ul_Reserved1;
AiUInt32 ul_Reserved2;
AiUInt32 ul_Reserved3;
} TY_API_BC_SRVW;
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b
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Value
Constant
Description
0
API_SEND_SRVW_ON_SA0
Send modecode “Last Vector Word” on
RT sub address 0
1
API_SEND_SRVW_ON_SA31
Send modecode “Last Vector Word” on
RT sub address 31
A
A
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U
U
I
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n
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8
8
u
u
c
c
_
_
P
P
a
a
d
d
d
d
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n
g
g
1
1
Reserved (0)