Page 3 of 57
Table of Contents
Abbreviations, Acronyms and Symbols ........................................................................................................ 5
Section 1.0 Introduction ................................................................................................................................ 6
1.1 Scope......................................................................................................................................................................6
1.2 Equipment Description............................................................................................................................................6
1.3 General Specifications ............................................................................................................................................6
1.3.1 Operating Altitude.........................................................................................................................................6
1.3.2 Accuracy .......................................................................................................................................................7
1.3.3 Mechanical Characteristics...........................................................................................................................7
1.3.4 Environmental...............................................................................................................................................7
1.3.5 Over Range ..................................................................................................................................................7
1.4 Parallel ICAO Altitude Data Port Specifications......................................................................................................7
1.5 Serial Altitude Data Port Specifications ..................................................................................................................7
1.6 Serial Port Altitude Data Resolution .......................................................................................................................8
1.7 Serial Communication Format ................................................................................................................................8
1.8 Serial Communication Protocol ..............................................................................................................................8
1.8.1 UPS Aviation Technologies/Garmin AT/IIMorrow Nav. Devices. .................................................................8
1.8.2 Trimble Garmin Navigation Devices Protocol...............................................................................................8
1.8.3 Northstar Navigation Devices Protocol.........................................................................................................9
1.8.4 Magellan Navigation Devices Protocol.........................................................................................................9
1.8.5 ARNAV Systems Protocol ............................................................................................................................9
1.8.6 UPS AT 618 Loran Devices Protocol (IIMorrow)..........................................................................................9
1.8.7 One-Foot Resolution Protocol ....................................................................................................................10
Section 2.0 Operation ................................................................................................................................. 11
2.1 General .................................................................................................................................................................11
2.2 Operating Instructions...........................................................................................................................................11
Section 3.0 Installation................................................................................................................................ 12
3.1 Mechanical Installation..........................................................................................................................................12
3.2 Electrical Installation .............................................................................................................................................12
3.3 Serial Altitude Data Port Test Equipment .............................................................................................................13
3.4 Parallel ICAO Altitude Data Port Test Equipment ................................................................................................13
Section 4.0 Calibration and Configuration .................................................................................................. 14
4.1 Calibration Overview.............................................................................................................................................14
4.2 Required Equipment Span Adjust.........................................................................................................................15
4.3 Required Equipment Dynamic Calibration............................................................................................................15
4.4 Span Adjust Procedure.........................................................................................................................................15
Figure 1 Altitude Digitizer Correspondence................................................................................................................17
4.5 Dynamic Calibration Adjustment Procedure using the ECP-100 .........................................................................18
Figure 2 Dynamic Calibration Set-Up Using the ECP-100 .........................................................................................19
4.6 Hyper Terminal Set-Up on the IBM Compatible PC .............................................................................................20
4.7 Serial Port Software Configuration .......................................................................................................................21
4.8 Serial Port One-Foot Resolution Configuration ....................................................................................................22
4.9 Dynamic Calibration Adjustment Procedure .........................................................................................................23
4.10 Serial Port Software Configuration Using the ECP-100 .....................................................................................25
Figure 3 Serial Port Configuration Using the ECP-100 ..............................................................................................26
4.11 Configuration and Calibration Command List.....................................................................................................27
4.12 Error Correction Table ........................................................................................................................................28
Section 5.0 Tables I through X Digitizer Interconnection............................................................................ 29
Table I Bendix/King.....................................................................................................................................................29
Bendix/King (Honeywell) KT 73 Transponder with Serial Altitude Data Input ............................................................30
Table II Cessna, Narco, Microair ................................................................................................................................31
Table III Garmin ..........................................................................................................................................................32
Table IV Garmin..........................................................................................................................................................33
Table V Edo-Air, Genave, Collins, Radair ..................................................................................................................34
Table VI Bendix, Wicox, UPS AT................................................................................................................................35
Table VII Becker, Terra, Trig.......................................................................................................................................36
Table VIII Honeywell ...................................................................................................................................................37
