Aim MIL-STD-1553 - Apicmdrtini

MIL-STD-1553 Reference Manual
294
Chapter 8 – Remote Terminal Functions
8.1.11 ApiCmdRTIni
Prototype:
AiInt16 ApiCmdRTIni ( AiUInt32 ul_ModuleHandle, AiUInt8 biu, AiUInt8 rt_addr,
AiUInt8 con, AiUInt8 bus, AiFloat resp_time, AiUInt16 nxw );
Driver Command:
API_RT_INI (0x90)
Purpose:
This function is used to initialize the selected Remote Terminal (identified by its RT
Address) and is used to define the default for the Next RT Status Word and the RT
Response Time in steps of 0.25µs.
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Value
Description
0..31
Remote Terminal Address
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Remote Terminal Operation Control
Value
Constant
Description
0
API_RT_DISABLE_OPERATION
Disable RT Operation
1
API_RT_ENABLE_SIMULATION
Enable RT Simulation
2
API_RT_ENABLE_MONITORING
Enable RT Mailbox Monitoring
Note: All subaddresses will be enabled per default and the status word
mask is set to enable the message error bit!
Therefore when disabling an RT and re-enabling it, all wanted
subaddresses have to be initialized again with the command
ApiCmdRTSACon()!
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Remote Terminal Bus Respond Control
Value
Constant
Description
0
API_RT_RSP_BOTH_BUSSES
Respond to command words
from both busses
1
API_RT_RSP_PRI_BUS
Respond to command words
from primary bus only
2
API_RT_RSP_SEC_BUS
Respond to command words
from secondary bus only
Note: If a “No Response” condition occurs due to the bus respond control,
the current RT will discard the transfer without any operation.
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Value
Description
4..63.75
Remote Terminal Response Time Value
(Range: 4..63.72µs in steps of 0.25µs
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