Aim MIL-STD-1553 - Apicmdsystagcon

MIL-STD-1553 Reference Manual
114
Chapter 3 – System Functions
3.1.24 ApiCmdSystagCon
Prototype:
AiInt16 ApiCmdSystagCon ( AiUInt32 ul_ModuleHandle, AiUInt8 biu, AiUInt8 id, AiUInt8 con );
Driver Command:
API_SYSTAG_CON (0x002F)
Purpose:
This function is used to control (Suspend & Resume) the generation of System
Dynamic Data words in BC and RT mode as defined with function ApiCmdSystagDef.
Input
A
A
i
i
U
U
I
I
n
n
t
t
8
8
i
i
d
d
Identifies the System Dynamic Data generation scenario defined when
ApiCmdSystagDef is issued.
Value
Description
1..255
System Dynamic Data identifier
A
A
i
i
U
U
I
I
n
n
t
t
8
8
c
c
o
o
n
n
System Dynamic Data Control
Value
Constant
Description
0
API_SYSTAG_SUSPEND
Suspend System Dynamic Data Generation
1
API_SYSTAG_RESUME
Resume System Dynamic Data Generation
4
API_SYSTAG_RECALC_CHECKSUM
Re-calculate checksum, if the systag
referred to with ‘id’ was defined with type
API_SYSTAG_FCT_CHECKSUM in function
ApiCmdSystagDef()
Output
n
n
o
o
n
n
e
e
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.