Aim MIL-STD-1553 - Page 291

MIL-STD-1553 Reference Manual
277
Chapter 8 – Remote Terminal Functions
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Dynamic Data Word Generation Function
Bit
Value
Constant
Description
15..8
0
Reserved
7
0
API_DYTAG_DIRECT_MODIFY
Direct Data Buffer Modification
The function modifies the Data
Word in the Transfer Data Buffer.
1
API_DYTAG_FUNCTION_MODIFY
Data Word Modification
The incrementing function
(increment by 1) is applied to the
Function Word ‘min’ which is written
to the Transfer Data Buffer.
6..0
0
1
2
3
API_DYTAG_FCT_DISABLE
API_DYTAG_FCT_SAWTOOTH_16
API_DYTAG_FCT_SAWTOOTH_8_LOW
API_DYTAG_FCT_SAWTOOTH_8_HIGH
Disable
16-bit Sawtooth
8-bit Sawtooth in Data Bits 7..0
8-bit Sawtooth in Data Bits 15..8
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m
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Value
Value
0..n
Initial value of dynamic Function Word
Note: Only applicable if ‘tag_fct’-Bit 7 = 1!
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m
m
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x
x
Value
Value
0
Reserved
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Value
Value
0
Reserved
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1
6
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w
p
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s
s
Value
Value
0..31
Word Position of the dynamic Data Word
O
O
u
u
t
t
p
p
u
u
t
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n
n
o
o
n
n
e
e
Return Value
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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.