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Technical Provisions for Mode S Services and Extended Squitter

Technical Provisions for Mode S Services and Extended Squitter

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DRAFT - Working Paper ASP TSGWP11-01 <strong>for</strong> review by the TSG during the meeting in June 2011 in Paris<br />

Appendix A<br />

DATA/MESSAGE FORMATS AND CONTROL PARAMETERS<br />

FOR MODE S SPECIFIC SERVICES AND<br />

EXTENDED SQUITTER VERSION 0<br />

A.1. INTRODUCTION<br />

A.1.1 Appendix A defines data/message <strong>for</strong>mats <strong>and</strong> control parameters that shall be used <strong>for</strong> communications<br />

using <strong>Mode</strong> S services <strong>and</strong> extended squitter Version 0.<br />

Note 1.— Appendix A is arranged in the following manner:<br />

Section A.1 Introduction<br />

Section A.2 Data <strong>for</strong>mats <strong>for</strong> transponder registers<br />

Section A.3 Formats <strong>for</strong> <strong>Mode</strong> S specific protocols (MSP)<br />

Section A.4 <strong>Mode</strong> S broadcast protocols<br />

Note 2.— Implementation guidelines on data sources, the use of control parameters, <strong>and</strong> the protocols involved are<br />

given in Appendix CD.<br />

A.2. DATA FORMATS FOR TRANSPONDER REGISTERS<br />

Draft<br />

A.2.1 REGISTER ALLOCATION<br />

Applications shall use the allocated register numbers as shown in the table below:<br />

Transponder register<br />

number<br />

Assignment Maximum update interval (1)<br />

0016 Not valid N/A<br />

0116 UnassignedReserved N/A<br />

0216 Linked Comm-B, segment 2 N/A<br />

0316 Linked Comm-B, segment 3 N/A<br />

0416 Linked Comm-B, segment 4 N/A<br />

0516 <strong>Extended</strong> squitter airborne position (2) 0.2s<br />

0616 <strong>Extended</strong> squitter surface position (2) 0.2s (see §A.2.3.3.1 <strong>and</strong> §A.2.3.3.2)<br />

0716 <strong>Extended</strong> squitter status (2) 1.0s<br />

0816 <strong>Extended</strong> squitter identification <strong>and</strong> typecategory (2) 15.0s<br />

0916 <strong>Extended</strong> squitter airborne velocity (2) 1.3s<br />

0A16 <strong>Extended</strong> squitter event-driven in<strong>for</strong>mation (2) variable<br />

A-1<br />

DRAFT - Working Paper ASP TSGWP11-01 <strong>for</strong> review by the TSG during the meeting in June 2011 in Paris

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