MIL
-
STD
-
1553
Protocol Tutorial
Copyrights
Copyright © 2000-2005 ZhengHong Aviation Tech Co.,ltd. All rights reserved.
This document may not, in whole or part, be; copied; photocopied; reproduced; translated;
reduced or transferred to any electronic medium or machine-readable form without prior consent
in writing from Shaanxi Zhenghong Aviation Science and Technology Electronic Co., Ltd
MIL
-
STD
-
1553
Protoco
l
Tutoria
l
Docu
m
e
n
t
Date:
Document Revision:
ZhengHong Aviation Tech Co.,ltd
#1 TaiBai North Rd. Xi'an 710068 China
86-029-84288198, 84288197
86-029-84288198-8815 (fax)
info@zhhktech.com (email)
http://www.zhhktech.com
http://www.
1553b
-
arinc429.com
12
May
,
200
5
1.0
Content
s
an
d
Tables
Contents
Chapte
r
1
Ove
r
v
i
ew
Interface Description ..................................................................................... 1
Background.................................................................................................... 2
The Advent of Digital Technology.......................................................... 2
The Advent of the Data Bus .................................................................... 3
History and Applications............................................................................... 5
Notice 1 and Notice 2 .............................................................................. 5
MIL-STD-1553 Applications .................................................................. 6
MIL-STD-1553B Defined ............................................................................. 6
Chapte
r
2
Ha
r
dwa
r
e
E
l
ements
Transmission Media ...................................................................................... 8
Multi-stub Couplers ............................................................................... 11
Remote Terminals ....................................................................................... 11
Bus Controller.............................................................................................. 13
Word Controller ..................................................................................... 14
Message Controller ................................................................................ 14
Frame Controller .................................................................................... 14
Bus Monitor ................................................................................................. 15
Terminal Hardware...................................................................................... 16
Chap
t
e
r
3
P
r
o
t
ocol
Word Types ................................................................................................. 17
Sync Fields ............................................................................................. 19
Command Words ................................................................................... 19
Data Word .............................................................................................. 21
Status Word ............................................................................................ 21
Resetting of the Status Word ................................................................. 21
Terminal Address ................................................................................... 22
Message Error ........................................................................................ 22
Instrumentation ...................................................................................... 22
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Ser
v
ic
e
Reques
t
.....................................................................................
.
2
3
Reserved ................................................................................................. 23
Broadcast Command Received.............................................................. 23
Busy ........................................................................................................ 2
4
Subsystem Flag ...................................................................................... 24
Dynamic Bus Control Acceptance Bit .................................................. 25
Terminal Flag ......................................................................................... 25
Chapte
r
4
Messag
e
Fo
r
mats
Introduction.................................................................................................. 26
Bus Controller to Remote Terminal............................................................ 28
Remote Terminal to Bus Controller............................................................ 28
Remote Terminal to Remote Terminal ....................................................... 28
RT-RT Validation .................................................................................. 29
Mode Command Formats............................................................................ 29
Broadcast Information Transfer Formats.................................................... 30
Command and Message Validation ............................................................ 30
Illegal Commands ........................................................................................ 31
Example 1............................................................................................... 31
Example 2............................................................................................... 32
Example 3............................................................................................... 32
Terminal Response Time ............................................................................ 32
Inter-message Gap ....................................................................................... 33
Superseding Commands .............................................................................. 33
Chapte
r
5
Mod
e
Codes
Introduction.................................................................................................. 35
Mode Code Identifier .................................................................................. 36
Dynamic Bus Control .................................................................................. 37
Synchronize ................................................................................................. 38
Transmit Status Word.................................................................................. 38
Initiate Self-test............................................................................................ 39
Transmitter Shutdown ................................................................................. 40
Override Transmitter Shutdown.................................................................. 40
Inhibit Terminal Flag................................................................................... 40
Override Inhibit Terminal Flag ................................................................... 41
Reset Remote Terminal ............................................................................... 41
Transmit Vector Word ................................................................................ 42
Synchronize with Data Word ...................................................................... 42
Transmit Last Command Word................................................................... 43
Transmit Built-in-Test (BIT) Word ............................................................ 43
Selected Transmitter Shutdown .................................................................. 44
Override Selected Transmitter Shutdown................................................... 44
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Reser
v
e
d
Mod
e
Code
s
........................................................
........................
.
4
4
Required Mode Codes ................................................................................. 45
Broadcast Mode Codes................................................................................ 46
Chapte
r
6
Syste
m
I
ssues
Using Subaddresses ..................................................................................... 47
Extended Subaddressing ............................................................................. 47
Data Wrap-Around ...................................................................................... 48
Data Buffering ............................................................................................. 49
Variable Message Blocks ............................................................................ 50
Sample Consistency..................................................................................... 50
Data Validation............................................................................................ 50
Major/Minor Frame Timing........................................................................ 51
Bus Loading................................................................................................. 53
Error Processing .......................................................................................... 54
Chapte
r
7
Connect
i
n
g
th
e
Bus
Introduction.................................................................................................. 56
Direct Coupled Bus ..................................................................................... 56
Transformer Coupled Bus ........................................................................... 57
Mixed Bus Coupling ................................................................................... 58
Primary and Secondary Buses..................................................................... 58
More than Two Terminals ..................................................................... 59
Cautions ....................................................................................................... 60
The Single Bus Wiring Short Cut.......................................................... 60
The Crossed Bus Wiring Short Cut ....................................................... 61
The Two Bus/One Controller Short Cut ............................................... 61
The Very Long Stub Short Cut.............................................................. 61
The No Terminators Short Cut .............................................................. 61
The Connected Couplers Short Cut....................................................... 62
The Junk Wiring Short Cut.................................................................... 62
Chapte
r
8
Test
i
ng
Introduction.................................................................................................. 63
Government and SAE Test Plans................................................................ 63
Test Equipment............................................................................................ 64
Chap
t
e
r
9
Add
iti
ona
l
I
n
f
o
r
ma
ti
on
Sources of Information ................................................................................ 65
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Tabl
e
o
f
Figures
Fi
g
ur
e
1
.
S
y
ste
m
Confi
g
uration
s
................................................................
.
4
Figure 2. Terminal Connection Methods.................................................. 10
Figure 3. Simple Multiplex Architecture .................................................. 12
Figure 4. Terminal Definition ................................................................... 13
Figure 5. Word Formats ............................................................................ 18
Figure 6. Data Encoding and Decoding .................................................... 19
Figure 7. Information Transfer Formats ................................................... 27
Figure 8. Information Transfer Formats (Broadcast) ............................... 30
Figure 9. Major/Minor Cycles .................................................................. 53
Figure 10. Direct Coupling........................................................................ 57
Figure 11. Transformer Coupling ............................................................. 57
Figure 12. Mixed Bus Coupling................................................................ 58
Figure 13. Primary and Secondary Buses ................................................. 59
Li
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Tables
T
abl
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Su
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Characteristic
s
..............................
.
7
Table 2. Summary of Transmission Media Characteristics ..................... 9
Table 3. Terminal Electrical Characteristics Input Characteristics ......... 16
Table 4. Terminal Electrical Characteristics Input Characteristics ......... 16
Table 5. Mode Codes ................................................................................ 36
Table 6. Bus Loading Numbers ................................................................ 53
Table 7. Test Plans .................................................................................... 63
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