Honeywell

 

MK XXII EGPWS Installation Manual

 

E 4.2.17.2 ARINC 453 OUTPUT BUS

 

 

Quantity

2

 

Format

1600 bit Manchester BI-phase per ARINC 708A

Data Rate

1 Mb per second

 

Word/Frame Structure

Refer to Section 7.2

 

Data definition

Refer to Section 7.2

 

Pin Assignment (Signal Mnemonic):

 

 

Bus #1 (A leg)

J1-58

(KCPB_1A)

Bus #1 (B leg)

J1-59

(KCPB_1B)

Bus #2 (A leg)

J1-56

(KCPB_2A)

Bus #2 (B leg)

J1-57

(KCPB_2B)

E 4.2.18 FRONT PANEL TEST INTERFACE

The MK IV, VI, VIII and XXII EGPWS provides a 15 pin (double density, D-Sub) test connector on the front panel, which provides interfaces for various test and maintenance functions. This connector provides the following interfaces.

E 4.2.18.1 RS-232 MAINTENANCE PORT (SERIAL PORT 4)

One port is provided which meets the characteristics specified in RS232C. This bus can be used to read internal data from the MK IV, VI, VIII and XXII EGPWS for both bench, and aircraft testing or transmitting configuration data for selected EGPWS interfaces and options.

Baud Rate

19,200

 

Parity

None

 

Data bits

8

 

Stop bits

1

 

Maximum Recommended Cable Length

15 meters

 

Pin Assignment (Signal Mnemonic):

 

 

Transmit

J3-4

(RS232TXD_MON)

Receive

J3-3

(RS232RXD_MON)

Common

J3-1

(GND)

CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-225

REV: C SHEET 178

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Image 178
Honeywell MKXXII Arinc 453 Output BUS, Front Panel Test Interface, 2.18.1 RS-232 Maintenance Port Serial Port