Retransmits the command several times, and then tries the backup data bus
Is disabled and the backup controller resumes transmission
Attempts to retransmit to the RT until contact is made
Establishes communications with a different RT
Remote terminal
Bus controller
Stub coupler
Bus monitor
Transformer-coupled
Direct-coupled
Basic-coupled
Fiber-optic
20 bits long with a 3-bit sync character, 16 information bits, and 1 parity bit
16 bits long with a 3-bit sync character, 12 information bits, and 1 parity bit
10 bits long with a 2-bit sync character, 16 information bits, and 1 parity bit
8 bits long with a 2-bit sync character, 12 information bits, and 1 parity bit
Address field
Subaddress/mode field
Transmit/receive bit field
Word count/mode code field
Remote terminal
Bus controller
Bus monitor
Fiber optic
MIL–STD–3910B
MIL–STD–1553B
Optic transceiver
Star coupler
50
30
10
1
1 Mbps
10 Mbps
15 Mbps
25 Mbps
Bus monitor
Data transfer unit
Digital switching module
Integrated processing center
Weather radar (WXR)
Auto-detect timing data (ADTD)
Ground proximity warning system (GPWS)
Tactical collision avoidance system (TCAS)
Multifunctional display control panels
Heads-up display control panels
Fuel management systems
Mission computers
MIL-STD–1553A
MIL-STD–1553B
Ethernet local area network (LAN)
Aeronautical Radio, incorporated (ARINC) 429
Weather radar (WXR) overlay
Enhanced traffic alert collision avoidance system (ETCAS) overlay
MAP arc overlay
Ground proximity warning system (GPWS) terrain overlay
Multifunctional display (MFD) control panel
Electronic horizontal situation indicator (EHSI)
Electronic attitude director indicator (EADI)
Multifunctional display
Radar altitude
Auto-throttle speed
Display mode commands
Flight director commands
1553A data bus
1553B data bus
Ethernet local area network (LAN)
Aeronautical Radio, incorporated (ARINC) 429
Monitor
Combiner
Controller
Transmitter
OFF
DAY
AUTO
NIGHT
20 mission plans and 500 waypoints
50 mission plans and 200 waypoints
200 mission plans and 50 waypoints
500 mission plans and 20 waypoints
Flight display system
Navigation computer
Control display unit
Data transfer unit
Data transfer unit
Control display unit
Navigation computer
Flight display system
Ram air pressure
Tactical air navigation
Aircraft performance data
Ethernet local area network (LAN) data
Vertical navigation
Preflight initialization
Data bus management
Aircraft performance data
1553A Fuel Savings Advisory Bus (FSB)
1553B Fuel Savings Advisory System Bus (FSB)
1553A Flight Management Bus (FMB)
1553B Flight Management Bus (FMB)