Aim MIL-STD-1553 - Apicmdbmrtactread

MIL-STD-1553 Reference Manual
349
Chapter 9 – Bus Monitor Functions
9.1.13 ApiCmdBMRTActRead
Prototype:
AiInt16 ApiCmdBMRTActRead ( AiUInt32 ul_ModuleHandle, AiUInt8 biu, AiUInt8 rt,
TY_API_BM_RT_ACT *pact )
Driver Command:
API_BM_RT_ACT_READ (0xC6)
Purpose:
This function is used to read the actual Transfer/Error counter and error type
information for the specified RT Address.
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Value
Description
0..31
Remote Terminal Address
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BM RT Activity information
typedef struct ty_api_bm_rt_act
{
AiUInt32 mc;
AiUInt32 ec;
AiUInt32 et;
} TY_API_BM_RT_ACT;
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Message Counter (32-bit)
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Error Counter (32-bit)
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Error Type Word: Indicates the type of faults which are detected. All fault bits are Ored
together so that this word stores all detected faults for the specified RT.
Bit 31
Bit 30
Bit 29
Bit 28
Bit 27
Bit 26
Bit 25
Bit 24
reserved
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
reserved
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
ERR
ALTER
LCNT
HCNT
STAT
TADDR
GAP
ILLEGL
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
TX
IWGAP
ISYNC
PAR
LBIT
HBIT
MANCH
NRESP
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E
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