Aim MIL-STD-1553 - Page 449

MIL-STD-1553 Reference Manual
435
435
Chapter 11 – General I/O Functions
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Start mode of specified sequence
Value
Description
0
Start immediately
1
Start depending on specified condition
(parameter ‘cond’)
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Start condition
Bits
Value
Description
3..0
1
Board Type
7..4
0..2
IP slot number
15..8
0..31
Discrete signal number
(0 = LS bit 31 = MS bit)
23..16
0
1
2
Signal state changes from 1  0
Signal state changes from 0  1
Signal state change
24
0
1
Trigger on input discrete
Trigger on output discrete
31..25
0
Reserved
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1
Reserved (0)
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Reserved (0)
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Array of Time marks for sequence events
Value
Description
0 .. 10.000
Time marks in steps of ms in ascending
order
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Signal Source (IP or Message)
Bits
Value
Description
3..0
1
Board Type
7..4
0..2
IP slot number
11..8
0
1
2
3..15
Toggle Discrete Out as marked in ‘chn_val’
Set 0 Discrete Out as marked in ‘chn_val’
Set 1 Discrete Out as marked in ‘chn_val’
Reserved
30..12
0
Reserved
31
0
1
Discrete Event, as defined by bits 8..11
Execute Acylcilc Transer as per address in
‘chn_val’
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Sequence event
If genio_type_op Bit31 = 0:
Bits
Value
Description
31..0
0/1
Modify Discrete Out bit(s) marked by ‘1’
If genio_type_op Bit31 = 1: acyclic start address pointer