19c2daa00SOllivier Robert<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 29c2daa00SOllivier Robert 39c2daa00SOllivier Robert<html> 49c2daa00SOllivier Robert 59c2daa00SOllivier Robert <head> 69c2daa00SOllivier Robert <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> 79c2daa00SOllivier Robert <title>Trimble Palisade Receiver</title> 89c2daa00SOllivier Robert <link href="../scripts/style.css" type="text/css" rel="stylesheet"> 99c2daa00SOllivier Robert </head> 109c2daa00SOllivier Robert 119c2daa00SOllivier Robert <body bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> 129c2daa00SOllivier Robert <h1><font size="+2">Trimble Palisade Receiver</font> 139c2daa00SOllivier Robert <hr> 149c2daa00SOllivier Robert </h1> 159c2daa00SOllivier Robert <h2><img src="../pic/driver29.gif" nosave height="100" width="420"></h2> 169c2daa00SOllivier Robert <h2><font size="+1">Synopsis</font></h2> 179c2daa00SOllivier Robert <table> 189c2daa00SOllivier Robert <tr> 199c2daa00SOllivier Robert <td> 209c2daa00SOllivier Robert <div align="right"> 219c2daa00SOllivier Robert <tt>Address: </tt></div> 229c2daa00SOllivier Robert </td> 239c2daa00SOllivier Robert <td><b>127.127.29.<i>u</i></b></td> 249c2daa00SOllivier Robert </tr> 259c2daa00SOllivier Robert <tr> 269c2daa00SOllivier Robert <td> 279c2daa00SOllivier Robert <div align="right"> 289c2daa00SOllivier Robert <tt>Reference ID:</tt></div> 299c2daa00SOllivier Robert </td> 309c2daa00SOllivier Robert <td><a name="REFID"></a><b>GPS</b></td> 319c2daa00SOllivier Robert </tr> 329c2daa00SOllivier Robert <tr> 339c2daa00SOllivier Robert <td> 349c2daa00SOllivier Robert <div align="right"> 359c2daa00SOllivier Robert <tt>Driver ID:</tt></div> 369c2daa00SOllivier Robert </td> 379c2daa00SOllivier Robert <td><b>GPS_PALISADE</b></td> 389c2daa00SOllivier Robert </tr> 399c2daa00SOllivier Robert <tr> 409c2daa00SOllivier Robert <td> 419c2daa00SOllivier Robert <div align="right"> 429c2daa00SOllivier Robert <tt>Serial Port:</tt></div> 439c2daa00SOllivier Robert </td> 449c2daa00SOllivier Robert <td><b>/dev/palisade<i>u</i></b></td> 459c2daa00SOllivier Robert </tr> 469c2daa00SOllivier Robert <tr> 479c2daa00SOllivier Robert <td> 489c2daa00SOllivier Robert <div align="right"> 499c2daa00SOllivier Robert <tt><font size="+1">Serial I/O:</font></tt></div> 509c2daa00SOllivier Robert </td> 519c2daa00SOllivier Robert <td><b>9600 baud, 8-bits, 1-stop, odd parity</b></td> 529c2daa00SOllivier Robert </tr> 539c2daa00SOllivier Robert </table> 549c2daa00SOllivier Robert <h2><font size="+1">Description</font></h2> 559c2daa00SOllivier Robert The <b>refclock_palisade</b> driver supports <a href="http://www.trimble.com/products/ntp">Trimble Navigation's Palisade Smart Antenna GPS receiver</a>.<br> 569c2daa00SOllivier Robert Additional software and information about the Palisade GPS is available from: <a href="http://www.trimble.com/oem/ntp">http://www.trimble.com/oem/ntp</a>.<br> 579c2daa00SOllivier Robert Latest NTP driver source, executables and documentation is maintained at: <a href="ftp://ftp.trimble.com/pub/ntp">ftp://ftp.trimble.com/pub/ntp</a> 589c2daa00SOllivier Robert <p>This documentation describes version 7.12 of the GPS Firmware and version 2.46 (July 15, 1999) and later, of the driver source.<br> 599c2daa00SOllivier Robert </p> 609c2daa00SOllivier Robert <h2><font size="+1">Operating System Compatibility</font></h2> 619c2daa00SOllivier Robert The Palisade driver has been tested on the following software and hardware platforms:<br> 629c2daa00SOllivier Robert 639c2daa00SOllivier Robert <center> 649c2daa00SOllivier Robert <table> 659c2daa00SOllivier Robert <tr> 669c2daa00SOllivier Robert <td valign="CENTER" width="23%">Platform</td> 679c2daa00SOllivier Robert <td valign="CENTER">Operating System</td> 689c2daa00SOllivier Robert <td>NTP Sources</td> 699c2daa00SOllivier Robert <td>Accuracy</td> 709c2daa00SOllivier Robert </tr> 719c2daa00SOllivier Robert <tr> 729c2daa00SOllivier Robert <td valign="CENTER" width="23%">i386 (PC) </td> 739c2daa00SOllivier Robert <td valign="CENTER">Linux</td> 749c2daa00SOllivier Robert <td>NTP Distribution</td> 759c2daa00SOllivier Robert <td>10 us</td> 769c2daa00SOllivier Robert </tr> 779c2daa00SOllivier Robert <tr> 789c2daa00SOllivier Robert <td>i386 (PC) </td> 799c2daa00SOllivier Robert <td>Windows NT</td> 809c2daa00SOllivier Robert <td><a href="ftp://ftp.trimble.com/pub/ntp">ftp://ftp.trimble.com/pub/ntp</a></td> 819c2daa00SOllivier Robert <td>1 ms</td> 829c2daa00SOllivier Robert </tr> 839c2daa00SOllivier Robert <tr> 849c2daa00SOllivier Robert <td valign="CENTER" width="23%">SUN</td> 859c2daa00SOllivier Robert <td valign="CENTER">Solaris 2.x</td> 869c2daa00SOllivier Robert <td>NTP Distribution</td> 879c2daa00SOllivier Robert <td>50 us</td> 889c2daa00SOllivier Robert </tr> 899c2daa00SOllivier Robert <tr> 909c2daa00SOllivier Robert <td valign="CENTER" width="23%">Hewlett-Packard</td> 919c2daa00SOllivier Robert <td valign="CENTER">HPUX 9, 10, 11</td> 929c2daa00SOllivier Robert <td><a href="http://us-support.external.hp.com">http://us-support.external.hp.com</a></td> 939c2daa00SOllivier Robert <td>50 us</td> 949c2daa00SOllivier Robert </tr> 959c2daa00SOllivier Robert <tr> 969c2daa00SOllivier Robert <td>Various</td> 979c2daa00SOllivier Robert <td>Free BSD</td> 989c2daa00SOllivier Robert <td>NTP Distribution</td> 999c2daa00SOllivier Robert <td>20 us</td> 1009c2daa00SOllivier Robert </tr> 1019c2daa00SOllivier Robert </table> 1029c2daa00SOllivier Robert </center> 1039c2daa00SOllivier Robert <h2><font size="+1">GPS Receiver</font></h2> 1049c2daa00SOllivier Robert The Palisade GPS receiver is an 8-channel smart antenna, housing the GPS receiver, antenna and interface in a single unit, and is designed for rooftop deployment in static timing applications. 1059c2daa00SOllivier Robert <p>Palisade generates a PPS synchronized to UTC within +/- 100 ns. The Palisade's external event input with 40 nanosecond resolution is utilized by the Palisade NTP driver for asynchronous precision time transfer.</p> 1069c2daa00SOllivier Robert <p>No user initialization of the receiver is required. This driver is compatible with the following versions of Palisade:<br> 1079c2daa00SOllivier Robert </p> 1089c2daa00SOllivier Robert <center> 1099c2daa00SOllivier Robert <table> 1109c2daa00SOllivier Robert <tr> 1119c2daa00SOllivier Robert <td valign="CENTER"> 1129c2daa00SOllivier Robert <center> 1139c2daa00SOllivier Robert Version</center> 1149c2daa00SOllivier Robert </td> 1159c2daa00SOllivier Robert <td valign="TOP"> 1169c2daa00SOllivier Robert <center> 1179c2daa00SOllivier Robert Event Input</center> 1189c2daa00SOllivier Robert </td> 1199c2daa00SOllivier Robert <td valign="CENTER"> 1209c2daa00SOllivier Robert <center> 1219c2daa00SOllivier Robert Trimble Part Number</center> 1229c2daa00SOllivier Robert </td> 1239c2daa00SOllivier Robert </tr> 1249c2daa00SOllivier Robert <tr> 1259c2daa00SOllivier Robert <td valign="CENTER"> 1269c2daa00SOllivier Robert <center> 1279c2daa00SOllivier Robert 7.02</center> 1289c2daa00SOllivier Robert </td> 1299c2daa00SOllivier Robert <td valign="TOP"> 1309c2daa00SOllivier Robert <center> 1319c2daa00SOllivier Robert No</center> 1329c2daa00SOllivier Robert </td> 1339c2daa00SOllivier Robert <td valign="CENTER"> 1349c2daa00SOllivier Robert <center> 1359c2daa00SOllivier Robert 26664-00</center> 1369c2daa00SOllivier Robert </td> 1379c2daa00SOllivier Robert </tr> 1389c2daa00SOllivier Robert <tr> 1399c2daa00SOllivier Robert <td align="CENTER" valign="CENTER"> 1409c2daa00SOllivier Robert <center> 1419c2daa00SOllivier Robert 7.02E</center> 1429c2daa00SOllivier Robert </td> 1439c2daa00SOllivier Robert <td valign="TOP"> 1449c2daa00SOllivier Robert <center> 1459c2daa00SOllivier Robert Yes</center> 1469c2daa00SOllivier Robert </td> 1479c2daa00SOllivier Robert <td valign="CENTER"> 1489c2daa00SOllivier Robert <center> 1499c2daa00SOllivier Robert 26664-10</center> 1509c2daa00SOllivier Robert </td> 1519c2daa00SOllivier Robert </tr> 1529c2daa00SOllivier Robert <tr> 1539c2daa00SOllivier Robert <td valign="CENTER"> 1549c2daa00SOllivier Robert <center> 1559c2daa00SOllivier Robert 7.12</center> 1569c2daa00SOllivier Robert </td> 1579c2daa00SOllivier Robert <td valign="TOP"> 1589c2daa00SOllivier Robert <center> 1599c2daa00SOllivier Robert Yes</center> 1609c2daa00SOllivier Robert </td> 1619c2daa00SOllivier Robert <td valign="CENTER"> 1629c2daa00SOllivier Robert <center> 1639c2daa00SOllivier Robert 38158-00</center> 1649c2daa00SOllivier Robert </td> 1659c2daa00SOllivier Robert </tr> 1669c2daa00SOllivier Robert </table> 1679c2daa00SOllivier Robert </center> 1689c2daa00SOllivier Robert <dl> 1699c2daa00SOllivier Robert <dl> 1709c2daa00SOllivier Robert Note: When using Palisade 26664-00, you must set fudge flag2 to 1 in <b>ntp.conf</b>. See <a href="#Configuration">configuration</a>. 1719c2daa00SOllivier Robert </dl> 1729c2daa00SOllivier Robert <dl> 1739c2daa00SOllivier Robert <h3><font size="+1">GPS <a name="Installation"></a>Installation</font></h3> 1749c2daa00SOllivier Robert A location with unobstructed view of the horizon is recommended. Palisade is designed to be securely mounted atop standard 3/4 inch threaded pipe. 1759c2daa00SOllivier Robert <p>The 12 conductor (dia. 10 mm) power and I/O cable must be routed from the rooftop site to the NTP server and properly strain relieved.</p> 1769c2daa00SOllivier Robert <h3><font size="+1">GPS <a name="Connection"></a>Connection</font></h3> 1779c2daa00SOllivier Robert The Palisade is equipped with dual (A & B) RS-422 serial interfaces and a differential TTL PPS output. An RS-232 / RS-422 Interface Module is supplied with the Palisade NTP Synchronization Kit. Palisade <a href="#PortA">port A</a> must be connected to the NTP host server. Maximum antenna cable length is 500 meters. See the <a href="#Pinouts">pinouts</a> table for detailed connection Information. 1789c2daa00SOllivier Robert <p>Palisade's <a href="#PortB">port B</a> provides a TSIP (Trimble Standard Interface Protocol) interface for diagnostics, configuration, and monitoring. Port B and the PPS output are not currently used by the Palisade NTP reference clock driver.<br> 1799c2daa00SOllivier Robert </p> 1809c2daa00SOllivier Robert </dl> 1819c2daa00SOllivier Robert </dl> 1829c2daa00SOllivier Robert <h2><font size="+1">O/S Serial Port Configuration</font></h2> 1839c2daa00SOllivier Robert The driver attempts to open the device <b><tt><a href="#REFID">/dev/palisade<i>u</i></a></tt></b> where <b><i>u</i></b> is the NTP refclock unit number as defined by the LSB of the refclock address. Valid refclock unit numbers are 0 - 3. 1849c2daa00SOllivier Robert <p>The user is expected to provide a symbolic link to an available serial port device. This is typically performed by a command such as:</p> 1859c2daa00SOllivier Robert <blockquote> 1869c2daa00SOllivier Robert <tt>ln -s /dev/ttyS0 /dev/palisade0</tt></blockquote> 1879c2daa00SOllivier Robert Windows NT does not support symbolic links to device files. COM<b>x</b>: is used by the driver, based on the refclock unit number, where unit 1 corresponds to COM<b>1</b>: and unit 3 corresponds to COM3:<br> 1889c2daa00SOllivier Robert 1899c2daa00SOllivier Robert <h2><a name="Configuration"></a><font size="+1">NTP Configuration</font></h2> 1909c2daa00SOllivier Robert Palisade NTP configuration file <b><tt>"ntp.conf"</tt></b> with event polling:<br> 1919c2daa00SOllivier Robert <tt>#------------------------------------------------------------------------------</tt><br> 1929c2daa00SOllivier Robert <tt># The Primary reference</tt><br> 1939c2daa00SOllivier Robert <tt>server 127.127.29.0 # Trimble Palisade GPS Refclock Unit #0</tt><br> 1949c2daa00SOllivier Robert <tt>peer terrapin.csc.ncsu.edu # internet server</tt><br> 1959c2daa00SOllivier Robert <tt># Drift file for expedient re-synchronization after downtime or reboot.</tt><br> 1969c2daa00SOllivier Robert <tt>driftfile /etc/ntp.drift</tt><br> 1979c2daa00SOllivier Robert <tt>#------------------------------------------------------------------------------</tt> 1989c2daa00SOllivier Robert <p>Configuration without event polling:<br> 1999c2daa00SOllivier Robert <tt>#------------------------------------------------------------------------------</tt><br> 2009c2daa00SOllivier Robert <tt># The Primary reference</tt><br> 2019c2daa00SOllivier Robert <tt>server 127.127.29.0 # Trimble Palisade GPS (Stratum 1).</tt><br> 2029c2daa00SOllivier Robert <tt># Set packet delay</tt><br> 2039c2daa00SOllivier Robert <tt><a href="#time1">fudge 127.127.29.0 time1 0.020</a></tt><br> 2049c2daa00SOllivier Robert <tt># and set flag2 to turn off event polling.</tt><br> 2059c2daa00SOllivier Robert <tt><a href="#flag2">fudge 127.127.29.0 flag2 1</a></tt><br> 2069c2daa00SOllivier Robert <tt>#------------------------------------------------------------------------------</tt><br> 2079c2daa00SOllivier Robert </p> 2089c2daa00SOllivier Robert <h2><a name="TimeTransfer"></a><font size="+1">Time Transfer and Polling</font></h2> 2099c2daa00SOllivier Robert Time transfer to the NTP host is performed via the Palisade's comprehensive time packet output. The time packets are output once per second, and whenever an event timestamp is requested. 2109c2daa00SOllivier Robert <p>The driver requests an event time stamp at the end of each polling interval, by pulsing the RTS (request to send) line on the serial port. The Palisade GPS responds with a time stamped event packet.</p> 2119c2daa00SOllivier Robert <p>Time stamps are reported by the Palisade with respect to UTC time. The GPS receiver must download UTC offset information from GPS satellites. After an initial UTC download, the receiver will always start with correct UTC offset information.<br> 2129c2daa00SOllivier Robert </p> 2139c2daa00SOllivier Robert <h2><font size="+1">Run NTP in Debugging Mode</font></h2> 2149c2daa00SOllivier Robert The following procedure is recommended for installing and testing a Palisade NTP driver: 2159c2daa00SOllivier Robert <ol> 2169c2daa00SOllivier Robert <li>Perform initial checkout procedures. Place the GPS receiver outdoors; with clear view of the sky. Allow the receiver to obtain an UTC almanac. 2179c2daa00SOllivier Robert <li>Verify presence of timing packets by observing the 1 Hz (PPS) led on the interface module. It should flash once per second. 2189c2daa00SOllivier Robert <li>Connect Palisade's port A to the NTP host. 2199c2daa00SOllivier Robert <li>Configure NTP and the serial I/O port on the host system. 2209c2daa00SOllivier Robert <li>Initially use <tt><a href="#flag2">fudge flag2</a></tt> in <b><a href="#Configuration">ntp.conf</a>,</b> to disable event polling (see configuration). 2219c2daa00SOllivier Robert <li>Run NTP in debug mode (-d -d), to observe Palisade_receive events. 2229c2daa00SOllivier Robert <li>The driver reports the <a href="#TrackingStatus">tracking status of the receiver</a>. Make sure it is tracking several satellites. 2239c2daa00SOllivier Robert <li>Remove fudge flag2 and restart <b>ntpd</b> in debug mode to observe palisade_receive events. 2249c2daa00SOllivier Robert <li>If event polling fails, verify the <a href="#Pinouts">connections</a> and that the host hardware supports RTS control. 2259c2daa00SOllivier Robert </ol> 2269c2daa00SOllivier Robert <h2><font size="+1">Event Logging</font></h2> 2279c2daa00SOllivier Robert System and Event log entries are generated by NTP to report significant system events. Administrators should monitor the system log to observe NTP error messages. Log entries generated by the Palisade NTP reference clock driver will be of the form: 2289c2daa00SOllivier Robert <blockquote> 2299c2daa00SOllivier Robert <pre>Nov 14 16:16:21 terrapin ntpd[1127]: Palisade #0: <i>message</i></pre> 2309c2daa00SOllivier Robert </blockquote> 2319c2daa00SOllivier Robert <h2><font size="+1">Fudge Factors</font></h2> 2329c2daa00SOllivier Robert <dl> 2339c2daa00SOllivier Robert <dt><a name="time1"></a><tt><font size="+1"><a href="#Configuration">time1 <i>time</i></a></font></tt> 2349c2daa00SOllivier Robert <dd>Specifies the time offset calibration factor, in seconds and fraction, with default 0.0. If event capture is not used, time1 should be set to 20 milliseconds to correct serial line and operating system delays incurred in capturing time stamps from the synchronous packets. 2359c2daa00SOllivier Robert <dt><tt><font size="+1">stratum <i>number</i></font></tt> 2369c2daa00SOllivier Robert <dd>Specifies the driver stratum, in decimal from 0 to 15, with default 0. 2379c2daa00SOllivier Robert <dt><tt><font size="+1"><a href="#REFID">refid <i>string</i></a></font></tt> 2389c2daa00SOllivier Robert <dd>Specifies the driver reference identifier, <b>GPS</b>. 2399c2daa00SOllivier Robert <dt><a name="flag2"></a><tt><font size="+1"><a href="#Configuration">flag2 0 | 1</a></font></tt> 2409c2daa00SOllivier Robert <dd>When set to 1, driver does not use hardware event capture. The synchronous packet output by the receiver at the beginning of each second is time stamped by the driver. If triggering the event pulse fails, the driver falls back to this mode automatically. 2419c2daa00SOllivier Robert </dl> 2429c2daa00SOllivier Robert <h2><font size=+1>Mode Parameter</font></h2> 2439c2daa00SOllivier Robert <dl> 2449c2daa00SOllivier Robert <dt><tt><font size=+1>mode <i>number</i></font></tt></dt> 2459c2daa00SOllivier Robert <dd>The mode parameter to the server command specifies the specific hardware this driver is for. The default is 0 for a normal Trimble Palisade. The only other option at this time is 1 for a Endrun Praecis in Trimble emulation mode. 2469c2daa00SOllivier Robert </dl> 2479c2daa00SOllivier Robert <h2><font size="+1">DEFINEs</font></h2> 2489c2daa00SOllivier Robert The following constants are defined in the driver source code. These defines may be modified to improve performance or adapt to new operating systems.<br> 2499c2daa00SOllivier Robert 2509c2daa00SOllivier Robert <center> 2519c2daa00SOllivier Robert <table border> 2529c2daa00SOllivier Robert <tr> 2539c2daa00SOllivier Robert <td><b>Label</b></td> 2549c2daa00SOllivier Robert <td>Definition</td> 2559c2daa00SOllivier Robert <td>Default Value</td> 2569c2daa00SOllivier Robert </tr> 2579c2daa00SOllivier Robert <tr> 2589c2daa00SOllivier Robert <td>DEVICE</td> 2599c2daa00SOllivier Robert <td>The serial port device to be used by the driver</td> 2609c2daa00SOllivier Robert <td>/dev/palisade<b><i>u</i></b></td> 2619c2daa00SOllivier Robert </tr> 2629c2daa00SOllivier Robert <tr> 2639c2daa00SOllivier Robert <td>PRECISION</td> 2649c2daa00SOllivier Robert <td>Accuracy of time transfer</td> 2659c2daa00SOllivier Robert <td>1 microsecond</td> 2669c2daa00SOllivier Robert </tr> 2679c2daa00SOllivier Robert <tr> 2689c2daa00SOllivier Robert <td>CURRENT_UTC</td> 2699c2daa00SOllivier Robert <td>Valid GPS - UTC offset</td> 2709c2daa00SOllivier Robert <td>13</td> 2719c2daa00SOllivier Robert </tr> 2729c2daa00SOllivier Robert <tr> 2739c2daa00SOllivier Robert <td>SPEED232</td> 2749c2daa00SOllivier Robert <td>Host RS-232 baud rate</td> 2759c2daa00SOllivier Robert <td>B9600</td> 2769c2daa00SOllivier Robert </tr> 2779c2daa00SOllivier Robert <tr> 2789c2daa00SOllivier Robert <td>TRMB_MINPOLL </td> 2799c2daa00SOllivier Robert <td>Minimum polling interval</td> 2809c2daa00SOllivier Robert <td>5 (32 seconds)</td> 2819c2daa00SOllivier Robert </tr> 2829c2daa00SOllivier Robert <tr> 2839c2daa00SOllivier Robert <td>TRMB_MAXPOLL</td> 2849c2daa00SOllivier Robert <td>Maximum interval between polls</td> 2859c2daa00SOllivier Robert <td>7 (128 seconds)</td> 2869c2daa00SOllivier Robert </tr> 2879c2daa00SOllivier Robert </table> 2889c2daa00SOllivier Robert </center> 2899c2daa00SOllivier Robert <h2><a name="DataFormat"></a><font size="+1">Data Format</font></h2> 2909c2daa00SOllivier Robert Palisade port A can output two synchronous time packets. The NTP driver can use either packet for synchronization. Packets are formatted as follows: 2919c2daa00SOllivier Robert <h3><b><font size="+0">Packet 8F-AD (Primary NTP Packet)</font></b></h3> 2929c2daa00SOllivier Robert <center> 2939c2daa00SOllivier Robert <table> 2949c2daa00SOllivier Robert <tr> 2959c2daa00SOllivier Robert <td>Byte</td> 2969c2daa00SOllivier Robert <td>Item</td> 2979c2daa00SOllivier Robert <td>Type</td> 2989c2daa00SOllivier Robert <td>Meaning</td> 2999c2daa00SOllivier Robert </tr> 3009c2daa00SOllivier Robert <tr> 3019c2daa00SOllivier Robert <td>0</td> 3029c2daa00SOllivier Robert <td>Sub-Packet ID</td> 3039c2daa00SOllivier Robert <td>BYTE</td> 3049c2daa00SOllivier Robert <td>Subcode 0xAD</td> 3059c2daa00SOllivier Robert </tr> 3069c2daa00SOllivier Robert <tr> 3079c2daa00SOllivier Robert <td>1 - 2</td> 3089c2daa00SOllivier Robert <td>Event Count</td> 3099c2daa00SOllivier Robert <td>INTEGER</td> 3109c2daa00SOllivier Robert <td>External event count recorded (0 = PPS)</td> 3119c2daa00SOllivier Robert </tr> 3129c2daa00SOllivier Robert <tr> 3139c2daa00SOllivier Robert <td>3 - 10</td> 3149c2daa00SOllivier Robert <td>Fractional Second</td> 3159c2daa00SOllivier Robert <td>DOUBLE</td> 3169c2daa00SOllivier Robert <td>Time elapsed in current second (s)</td> 3179c2daa00SOllivier Robert </tr> 3189c2daa00SOllivier Robert <tr> 3199c2daa00SOllivier Robert <td>11</td> 3209c2daa00SOllivier Robert <td>Hour</td> 3219c2daa00SOllivier Robert <td>BYTE</td> 3229c2daa00SOllivier Robert <td>Hour (0 - 23)</td> 3239c2daa00SOllivier Robert </tr> 3249c2daa00SOllivier Robert <tr> 3259c2daa00SOllivier Robert <td>12</td> 3269c2daa00SOllivier Robert <td>Minute</td> 3279c2daa00SOllivier Robert <td>BYTE</td> 3289c2daa00SOllivier Robert <td>Minute (0 - 59)</td> 3299c2daa00SOllivier Robert </tr> 3309c2daa00SOllivier Robert <tr> 3319c2daa00SOllivier Robert <td>13</td> 3329c2daa00SOllivier Robert <td>Second</td> 3339c2daa00SOllivier Robert <td>BYTE</td> 3349c2daa00SOllivier Robert <td>Second (0 - 59; 60 = leap)</td> 3359c2daa00SOllivier Robert </tr> 3369c2daa00SOllivier Robert <tr> 3379c2daa00SOllivier Robert <td>14</td> 3389c2daa00SOllivier Robert <td>Day</td> 3399c2daa00SOllivier Robert <td>BYTE</td> 3409c2daa00SOllivier Robert <td>Date (1 - 31)</td> 3419c2daa00SOllivier Robert </tr> 3429c2daa00SOllivier Robert <tr> 3439c2daa00SOllivier Robert <td>15</td> 3449c2daa00SOllivier Robert <td>Month</td> 3459c2daa00SOllivier Robert <td>BYTE</td> 3469c2daa00SOllivier Robert <td>Month (1 - 12)</td> 3479c2daa00SOllivier Robert </tr> 3489c2daa00SOllivier Robert <tr> 3499c2daa00SOllivier Robert <td>16 - 17</td> 3509c2daa00SOllivier Robert <td>Year</td> 3519c2daa00SOllivier Robert <td>INTEGER</td> 3529c2daa00SOllivier Robert <td>Year (4 digit)</td> 3539c2daa00SOllivier Robert </tr> 3549c2daa00SOllivier Robert <tr> 3559c2daa00SOllivier Robert <td>18</td> 3569c2daa00SOllivier Robert <td>Receiver Status</td> 3579c2daa00SOllivier Robert <td>BYTE</td> 3589c2daa00SOllivier Robert <td>Tracking Status</td> 3599c2daa00SOllivier Robert </tr> 3609c2daa00SOllivier Robert <tr> 3619c2daa00SOllivier Robert <td>19</td> 3629c2daa00SOllivier Robert <td>UTC Flags</td> 3639c2daa00SOllivier Robert <td>BYTE</td> 3649c2daa00SOllivier Robert <td>Leap Second Flags</td> 3659c2daa00SOllivier Robert </tr> 3669c2daa00SOllivier Robert <tr> 3679c2daa00SOllivier Robert <td>20</td> 3689c2daa00SOllivier Robert <td>Reserved</td> 3699c2daa00SOllivier Robert <td>BYTE</td> 3709c2daa00SOllivier Robert <td>Contains 0xFF</td> 3719c2daa00SOllivier Robert </tr> 3729c2daa00SOllivier Robert <tr> 3739c2daa00SOllivier Robert <td>21</td> 3749c2daa00SOllivier Robert <td>Reserved</td> 3759c2daa00SOllivier Robert <td>BYTE</td> 3769c2daa00SOllivier Robert <td>Contains 0xFF</td> 3779c2daa00SOllivier Robert </tr> 3789c2daa00SOllivier Robert </table> 3799c2daa00SOllivier Robert </center> 3809c2daa00SOllivier Robert <blockquote> 3819c2daa00SOllivier Robert <h4>Leap Second Flag Definition:</h4> 3829c2daa00SOllivier Robert Bit 0: (1) UTC Time is available<br> 3839c2daa00SOllivier Robert Bits 1 - 3: Undefined<br> 3849c2daa00SOllivier Robert Bit 4: (1) Leap Scheduled: Leap second pending asserted by GPS control segment.<br> 3859c2daa00SOllivier Robert Bit 5: (1) Leap Pending: set 24 hours before, until beginning of leap second.<br> 3869c2daa00SOllivier Robert Bit 6: (1) GPS Leap Warning: 6 hours before until 6 hours after leap event<br> 3879c2daa00SOllivier Robert Bit 7: (1) Leap In Progress. Only set during the leap second. 3889c2daa00SOllivier Robert <h4><a name="TrackingStatus"></a>Tracking Status Flag Definitions:</h4> 3899c2daa00SOllivier Robert </blockquote> 3909c2daa00SOllivier Robert <center> 3919c2daa00SOllivier Robert <table width="712" border="0" cellspacing="0"> 3929c2daa00SOllivier Robert <tr> 3939c2daa00SOllivier Robert <td valign="CENTER" width="5%">Code</td> 3949c2daa00SOllivier Robert <td valign="CENTER" width="59%">Meaning</td> 3959c2daa00SOllivier Robert <td>Accuracy</td> 3969c2daa00SOllivier Robert <td>Receiver Mode</td> 3979c2daa00SOllivier Robert </tr> 3989c2daa00SOllivier Robert <tr> 3999c2daa00SOllivier Robert <td>0</td> 4009c2daa00SOllivier Robert <td>Receiver is Navigating</td> 4019c2daa00SOllivier Robert <td>+/- 1 us</td> 4029c2daa00SOllivier Robert <td>Self Survey</td> 4039c2daa00SOllivier Robert </tr> 4049c2daa00SOllivier Robert <tr> 4059c2daa00SOllivier Robert <td valign="CENTER" width="5%">1</td> 4069c2daa00SOllivier Robert <td valign="CENTER" width="59%">Static 1 Sat. Timing Mode </td> 4079c2daa00SOllivier Robert <td>+/- 1 us</td> 4089c2daa00SOllivier Robert <td>1-D Timing</td> 4099c2daa00SOllivier Robert </tr> 4109c2daa00SOllivier Robert <tr> 4119c2daa00SOllivier Robert <td valign="CENTER" width="5%">2</td> 4129c2daa00SOllivier Robert <td valign="CENTER" width="59%">Approximate Time</td> 4139c2daa00SOllivier Robert <td>20 - 50 ms</td> 4149c2daa00SOllivier Robert <td>Acquisition</td> 4159c2daa00SOllivier Robert </tr> 4169c2daa00SOllivier Robert <tr> 4179c2daa00SOllivier Robert <td valign="CENTER" width="5%">3</td> 4189c2daa00SOllivier Robert <td valign="CENTER" width="59%">Startup</td> 4199c2daa00SOllivier Robert <td>N/A</td> 4209c2daa00SOllivier Robert <td>Initialization</td> 4219c2daa00SOllivier Robert </tr> 4229c2daa00SOllivier Robert <tr> 4239c2daa00SOllivier Robert <td valign="CENTER" width="5%">4</td> 4249c2daa00SOllivier Robert <td valign="CENTER" width="59%">Startup</td> 4259c2daa00SOllivier Robert <td>N/A</td> 4269c2daa00SOllivier Robert <td>Initialization</td> 4279c2daa00SOllivier Robert </tr> 4289c2daa00SOllivier Robert <tr> 4299c2daa00SOllivier Robert <td valign="CENTER" width="5%">5</td> 4309c2daa00SOllivier Robert <td valign="CENTER" width="59%">Dilution of Position too High </td> 4319c2daa00SOllivier Robert <td>5 ppm</td> 4329c2daa00SOllivier Robert <td>Self Survey</td> 4339c2daa00SOllivier Robert </tr> 4349c2daa00SOllivier Robert <tr> 4359c2daa00SOllivier Robert <td valign="CENTER" width="5%">6</td> 4369c2daa00SOllivier Robert <td valign="CENTER" width="59%">Static 1 Sat. Timing: Sat. not usable</td> 4379c2daa00SOllivier Robert <td>5 ppm</td> 4389c2daa00SOllivier Robert <td>1-D Timing</td> 4399c2daa00SOllivier Robert </tr> 4409c2daa00SOllivier Robert <tr> 4419c2daa00SOllivier Robert <td valign="CENTER" width="5%">7</td> 4429c2daa00SOllivier Robert <td valign="CENTER" width="59%">No Satellites Usable</td> 4439c2daa00SOllivier Robert <td>N/A</td> 4449c2daa00SOllivier Robert <td>Self Survey</td> 4459c2daa00SOllivier Robert </tr> 4469c2daa00SOllivier Robert <tr> 4479c2daa00SOllivier Robert <td valign="CENTER" width="5%">8</td> 4489c2daa00SOllivier Robert <td valign="CENTER" width="59%">Only 1 Satellite Usable</td> 4499c2daa00SOllivier Robert <td>20 - 50 ms</td> 4509c2daa00SOllivier Robert <td>Self Survey</td> 4519c2daa00SOllivier Robert </tr> 4529c2daa00SOllivier Robert <tr> 4539c2daa00SOllivier Robert <td valign="CENTER" width="5%">9</td> 4549c2daa00SOllivier Robert <td valign="CENTER" width="59%">Only 2 Satellite Usable</td> 4559c2daa00SOllivier Robert <td>20 - 50 ms</td> 4569c2daa00SOllivier Robert <td>Self Survey</td> 4579c2daa00SOllivier Robert </tr> 4589c2daa00SOllivier Robert <tr> 4599c2daa00SOllivier Robert <td valign="CENTER" width="5%">10</td> 4609c2daa00SOllivier Robert <td valign="CENTER" width="59%">Only 3 Satellites Usable</td> 4619c2daa00SOllivier Robert <td>20 - 50 ms</td> 4629c2daa00SOllivier Robert <td>Self Survey</td> 4639c2daa00SOllivier Robert </tr> 4649c2daa00SOllivier Robert <tr> 4659c2daa00SOllivier Robert <td valign="CENTER" width="5%">11</td> 4669c2daa00SOllivier Robert <td valign="CENTER" width="59%">Invalid Solution</td> 4679c2daa00SOllivier Robert <td>N/A</td> 4689c2daa00SOllivier Robert <td>Error</td> 4699c2daa00SOllivier Robert </tr> 4709c2daa00SOllivier Robert <tr> 4719c2daa00SOllivier Robert <td valign="CENTER" width="5%">12</td> 4729c2daa00SOllivier Robert <td valign="CENTER" width="59%">Differential Corrections </td> 4739c2daa00SOllivier Robert <td>N/A</td> 4749c2daa00SOllivier Robert <td>N/A</td> 4759c2daa00SOllivier Robert </tr> 4769c2daa00SOllivier Robert <tr> 4779c2daa00SOllivier Robert <td valign="CENTER" width="5%">13</td> 4789c2daa00SOllivier Robert <td valign="CENTER" width="59%">Overdetermined Fixes</td> 4799c2daa00SOllivier Robert <td>+/- 100 ns</td> 4809c2daa00SOllivier Robert <td>Timing Steady State</td> 4819c2daa00SOllivier Robert </tr> 4829c2daa00SOllivier Robert </table> 4839c2daa00SOllivier Robert </center> 4849c2daa00SOllivier Robert <h3><b><font size="+0">Packet 8F-0B (Comprehensive Timing Packet)</font></b></h3> 4859c2daa00SOllivier Robert <center> 4869c2daa00SOllivier Robert <table border="0" cellspacing="0"> 4879c2daa00SOllivier Robert <tr> 4889c2daa00SOllivier Robert <td valign="CENTER" width="9%">Byte</td> 4899c2daa00SOllivier Robert <td valign="CENTER" width="27%">Item</td> 4909c2daa00SOllivier Robert <td valign="CENTER" width="16%">Type</td> 4919c2daa00SOllivier Robert <td valign="CENTER" width="48%">Meaning</td> 4929c2daa00SOllivier Robert </tr> 4939c2daa00SOllivier Robert <tr> 4949c2daa00SOllivier Robert <td valign="CENTER" width="9%">0</td> 4959c2daa00SOllivier Robert <td valign="CENTER" width="27%">Sub-Packet ID</td> 4969c2daa00SOllivier Robert <td valign="CENTER" width="16%">BYTE</td> 4979c2daa00SOllivier Robert <td valign="CENTER" width="48%">Subcode 0x0B</td> 4989c2daa00SOllivier Robert </tr> 4999c2daa00SOllivier Robert <tr> 5009c2daa00SOllivier Robert <td valign="TOP" width="9%">1 - 2</td> 5019c2daa00SOllivier Robert <td valign="TOP" width="27%">Event Count</td> 5029c2daa00SOllivier Robert <td valign="TOP" width="16%">INTEGER</td> 5039c2daa00SOllivier Robert <td valign="TOP" width="48%">External event count recorded (0 = PPS)</td> 5049c2daa00SOllivier Robert </tr> 5059c2daa00SOllivier Robert <tr> 5069c2daa00SOllivier Robert <td valign="TOP" width="9%">3 - 10</td> 5079c2daa00SOllivier Robert <td valign="TOP" width="27%">UTC / GPS TOW</td> 5089c2daa00SOllivier Robert <td valign="TOP" width="16%">DOUBLE</td> 5099c2daa00SOllivier Robert <td valign="TOP" width="48%">UTC / GPS time of week (seconds)</td> 5109c2daa00SOllivier Robert </tr> 5119c2daa00SOllivier Robert <tr> 5129c2daa00SOllivier Robert <td valign="CENTER" width="9%">11</td> 5139c2daa00SOllivier Robert <td valign="CENTER" width="27%">Date</td> 5149c2daa00SOllivier Robert <td valign="CENTER" width="16%">BYTE</td> 5159c2daa00SOllivier Robert <td valign="CENTER" width="48%">Day of Month</td> 5169c2daa00SOllivier Robert </tr> 5179c2daa00SOllivier Robert <tr> 5189c2daa00SOllivier Robert <td valign="CENTER" width="9%">12</td> 5199c2daa00SOllivier Robert <td valign="CENTER" width="27%">Month</td> 5209c2daa00SOllivier Robert <td valign="CENTER" width="16%">BYTE</td> 5219c2daa00SOllivier Robert <td valign="CENTER" width="48%">Month of Event</td> 5229c2daa00SOllivier Robert </tr> 5239c2daa00SOllivier Robert <tr> 5249c2daa00SOllivier Robert <td valign="CENTER" width="9%">13 - 14</td> 5259c2daa00SOllivier Robert <td valign="CENTER" width="27%">Year</td> 5269c2daa00SOllivier Robert <td valign="CENTER" width="16%">INT</td> 5279c2daa00SOllivier Robert <td valign="CENTER" width="48%">Year of event</td> 5289c2daa00SOllivier Robert </tr> 5299c2daa00SOllivier Robert <tr> 5309c2daa00SOllivier Robert <td valign="TOP" width="9%">15</td> 5319c2daa00SOllivier Robert <td valign="TOP" width="27%">Receiver Mode</td> 5329c2daa00SOllivier Robert <td valign="TOP" width="16%">BYTE</td> 5339c2daa00SOllivier Robert <td valign="TOP" width="48%">Receiver operating dimensions: <br> 5349c2daa00SOllivier Robert 0: Horizontal (2D) <br> 5359c2daa00SOllivier Robert 1: Full Position (3D) <br> 5369c2daa00SOllivier Robert 2: Single Satellite (0D) <br> 5379c2daa00SOllivier Robert 3: Automatic (2D / 3D) <br> 5389c2daa00SOllivier Robert 4: DGPS reference <br> 5399c2daa00SOllivier Robert 5: Clock hold (2D) <br> 5409c2daa00SOllivier Robert 6: Over determined Clock</td> 5419c2daa00SOllivier Robert </tr> 5429c2daa00SOllivier Robert <tr> 5439c2daa00SOllivier Robert <td valign="CENTER" width="9%">15 - 17</td> 5449c2daa00SOllivier Robert <td valign="CENTER" width="27%">UTC Offset</td> 5459c2daa00SOllivier Robert <td valign="CENTER" width="16%">INTEGER</td> 5469c2daa00SOllivier Robert <td valign="CENTER" width="48%">UTC Offset value (seconds)</td> 5479c2daa00SOllivier Robert </tr> 5489c2daa00SOllivier Robert <tr> 5499c2daa00SOllivier Robert <td valign="CENTER" width="9%">18 - 25</td> 5509c2daa00SOllivier Robert <td valign="CENTER" width="27%">Oscillator Bias</td> 5519c2daa00SOllivier Robert <td valign="CENTER" width="16%">DOUBLE</td> 5529c2daa00SOllivier Robert <td valign="CENTER" width="48%">Oscillator BIAS (meters)</td> 5539c2daa00SOllivier Robert </tr> 5549c2daa00SOllivier Robert <tr> 5559c2daa00SOllivier Robert <td valign="TOP" width="9%">26 - 33</td> 5569c2daa00SOllivier Robert <td valign="TOP" width="27%">Oscillator Drift Rate</td> 5579c2daa00SOllivier Robert <td valign="TOP" width="16%">DOUBLE</td> 5589c2daa00SOllivier Robert <td valign="TOP" width="48%">Oscillator Drift (meters / second)</td> 5599c2daa00SOllivier Robert </tr> 5609c2daa00SOllivier Robert <tr> 5619c2daa00SOllivier Robert <td valign="CENTER" width="9%">34 - 37</td> 5629c2daa00SOllivier Robert <td valign="CENTER" width="27%">Bias Uncertainty</td> 5639c2daa00SOllivier Robert <td valign="CENTER" width="16%">SINGLE</td> 5649c2daa00SOllivier Robert <td valign="CENTER" width="48%">Oscillator bias uncertainty (meters)</td> 5659c2daa00SOllivier Robert </tr> 5669c2daa00SOllivier Robert <tr> 5679c2daa00SOllivier Robert <td valign="CENTER" width="9%">38 - 41</td> 5689c2daa00SOllivier Robert <td valign="CENTER" width="27%">Drift Uncertainty</td> 5699c2daa00SOllivier Robert <td valign="CENTER" width="16%">SINGLE</td> 5709c2daa00SOllivier Robert <td valign="CENTER" width="48%">Oscillator bias rate uncertainty (m / sec)</td> 5719c2daa00SOllivier Robert </tr> 5729c2daa00SOllivier Robert <tr> 5739c2daa00SOllivier Robert <td valign="CENTER" width="9%">42 - 49</td> 5749c2daa00SOllivier Robert <td valign="CENTER" width="27%">Latitude</td> 5759c2daa00SOllivier Robert <td valign="CENTER" width="16%">DOUBLE</td> 5769c2daa00SOllivier Robert <td valign="CENTER" width="48%">Latitude in radians</td> 5779c2daa00SOllivier Robert </tr> 5789c2daa00SOllivier Robert <tr> 5799c2daa00SOllivier Robert <td valign="CENTER" width="9%">50 - 57</td> 5809c2daa00SOllivier Robert <td valign="CENTER" width="27%">Longitude</td> 5819c2daa00SOllivier Robert <td valign="CENTER" width="16%">DOUBLE</td> 5829c2daa00SOllivier Robert <td valign="CENTER" width="48%">Longitude in radians</td> 5839c2daa00SOllivier Robert </tr> 5849c2daa00SOllivier Robert <tr> 5859c2daa00SOllivier Robert <td valign="CENTER" width="9%">58 - 65</td> 5869c2daa00SOllivier Robert <td valign="CENTER" width="27%">Altitude</td> 5879c2daa00SOllivier Robert <td valign="CENTER" width="16%">DOUBLE</td> 5889c2daa00SOllivier Robert <td valign="CENTER" width="48%">Altitude above mean sea level, in meters</td> 5899c2daa00SOllivier Robert </tr> 5909c2daa00SOllivier Robert <tr> 5919c2daa00SOllivier Robert <td valign="CENTER" width="9%">66 - 73</td> 5929c2daa00SOllivier Robert <td valign="CENTER" width="27%">Satellite ID</td> 5939c2daa00SOllivier Robert <td valign="CENTER" width="16%">BYTE</td> 5949c2daa00SOllivier Robert <td valign="CENTER" width="48%">SV Id No. of tracked satellites</td> 5959c2daa00SOllivier Robert </tr> 5969c2daa00SOllivier Robert </table> 5979c2daa00SOllivier Robert </center> 5989c2daa00SOllivier Robert <h2><a name="Pinouts"></a><font size="+1">Pinouts</font></h2> 5999c2daa00SOllivier Robert <a href="#Connection">The following connections are required when connecting Palisade with a host:</a><br> 6009c2daa00SOllivier Robert <br> 6019c2daa00SOllivier Robert 6029c2daa00SOllivier Robert <center> 6039c2daa00SOllivier Robert <table> 6049c2daa00SOllivier Robert <tr> 6059c2daa00SOllivier Robert <td><u>Description</u></td> 6069c2daa00SOllivier Robert <td><b>Host</b></td> 6079c2daa00SOllivier Robert <td></td> 6089c2daa00SOllivier Robert <td></td> 6099c2daa00SOllivier Robert <td><b>Palisade </b></td> 6109c2daa00SOllivier Robert <td></td> 6119c2daa00SOllivier Robert <td></td> 6129c2daa00SOllivier Robert </tr> 6139c2daa00SOllivier Robert <tr> 6149c2daa00SOllivier Robert <td><a name="PortA"></a><b>Port A</b></td> 6159c2daa00SOllivier Robert <td><u>DB-9</u></td> 6169c2daa00SOllivier Robert <td><u>DB-25</u></td> 6179c2daa00SOllivier Robert <td></td> 6189c2daa00SOllivier Robert <td><u>RS-232</u></td> 6199c2daa00SOllivier Robert <td><u>RS-422</u></td> 6209c2daa00SOllivier Robert <td><u>Palisade Pin</u></td> 6219c2daa00SOllivier Robert </tr> 6229c2daa00SOllivier Robert <tr> 6239c2daa00SOllivier Robert <td>Receive Data </td> 6249c2daa00SOllivier Robert <td>2</td> 6259c2daa00SOllivier Robert <td>3</td> 6269c2daa00SOllivier Robert <td><--></td> 6279c2daa00SOllivier Robert <td>Green</td> 6289c2daa00SOllivier Robert <td>Green / Blue</td> 6299c2daa00SOllivier Robert <td>8 (T-) & 10 (T+)</td> 6309c2daa00SOllivier Robert </tr> 6319c2daa00SOllivier Robert <tr> 6329c2daa00SOllivier Robert <td>Request to Send</td> 6339c2daa00SOllivier Robert <td>7</td> 6349c2daa00SOllivier Robert <td>4</td> 6359c2daa00SOllivier Robert <td><--></td> 6369c2daa00SOllivier Robert <td>Gray</td> 6379c2daa00SOllivier Robert <td>Gray / White</td> 6389c2daa00SOllivier Robert <td>6 (R-) & 7 (R+)</td> 6399c2daa00SOllivier Robert </tr> 6409c2daa00SOllivier Robert <tr> 6419c2daa00SOllivier Robert <td>Signal Ground</td> 6429c2daa00SOllivier Robert <td>5</td> 6439c2daa00SOllivier Robert <td>7</td> 6449c2daa00SOllivier Robert <td><--></td> 6459c2daa00SOllivier Robert <td>Black</td> 6469c2daa00SOllivier Robert <td>Black</td> 6479c2daa00SOllivier Robert <td>9 (GND)</td> 6489c2daa00SOllivier Robert </tr> 6499c2daa00SOllivier Robert <tr> 6509c2daa00SOllivier Robert <td></td> 6519c2daa00SOllivier Robert <td></td> 6529c2daa00SOllivier Robert <td></td> 6539c2daa00SOllivier Robert <td></td> 6549c2daa00SOllivier Robert <td></td> 6559c2daa00SOllivier Robert <td></td> 6569c2daa00SOllivier Robert <td></td> 6579c2daa00SOllivier Robert </tr> 6589c2daa00SOllivier Robert <tr> 6599c2daa00SOllivier Robert <td><a name="PortB"></a><b>Port B</b></td> 6609c2daa00SOllivier Robert <td></td> 6619c2daa00SOllivier Robert <td></td> 6629c2daa00SOllivier Robert <td></td> 6639c2daa00SOllivier Robert <td></td> 6649c2daa00SOllivier Robert <td></td> 6659c2daa00SOllivier Robert <td></td> 6669c2daa00SOllivier Robert </tr> 6679c2daa00SOllivier Robert <tr> 6689c2daa00SOllivier Robert <td>Receive Data </td> 6699c2daa00SOllivier Robert <td>2</td> 6709c2daa00SOllivier Robert <td>3</td> 6719c2daa00SOllivier Robert <td><--></td> 6729c2daa00SOllivier Robert <td>Brown</td> 6739c2daa00SOllivier Robert <td>Brown / Yellow</td> 6749c2daa00SOllivier Robert <td>4 (T-) & 5 (T+)</td> 6759c2daa00SOllivier Robert </tr> 6769c2daa00SOllivier Robert <tr> 6779c2daa00SOllivier Robert <td>Transmit Data</td> 6789c2daa00SOllivier Robert <td>3</td> 6799c2daa00SOllivier Robert <td>2</td> 6809c2daa00SOllivier Robert <td><--></td> 6819c2daa00SOllivier Robert <td>Violet</td> 6829c2daa00SOllivier Robert <td>Orange/ Violet</td> 6839c2daa00SOllivier Robert <td>2 (R-) & 3 (R+)</td> 6849c2daa00SOllivier Robert </tr> 6859c2daa00SOllivier Robert <tr> 6869c2daa00SOllivier Robert <td>Signal Ground</td> 6879c2daa00SOllivier Robert <td>5</td> 6889c2daa00SOllivier Robert <td>7</td> 6899c2daa00SOllivier Robert <td><--></td> 6909c2daa00SOllivier Robert <td>Black</td> 6919c2daa00SOllivier Robert <td>Black</td> 6929c2daa00SOllivier Robert <td>9 (GND)</td> 6939c2daa00SOllivier Robert </tr> 6949c2daa00SOllivier Robert </table> 6959c2daa00SOllivier Robert </center> 6969c2daa00SOllivier Robert <blockquote> 6979c2daa00SOllivier Robert Note: If driving the RS-422 inputs on the Palisade single ended, i.e. using the Green and Gray connections only, does not work on all serial ports. Use of the Palisade NTP Synchronization Interface Module is recommended.</blockquote> 6989c2daa00SOllivier Robert <blockquote> 6999c2daa00SOllivier Robert The 12 pin connector pinout definition:<br> 7009c2daa00SOllivier Robert Face the round 12 pin connector at the end of the cable, with the notch turned upwards.<br> 7019c2daa00SOllivier Robert Pin 1 is to the left of the notch. Pins 2 - 8 wrap around the bottom, counterclockwise to pin 9 on the right of the notch. Pin 10 is just below the notch. Pins 10 (top), 11 (bottom left) and 12 (bottom right) form a triangle in the center of the connector.</blockquote> 7029c2daa00SOllivier Robert <blockquote> 7039c2daa00SOllivier Robert <a name="SIM"></a>Pinouts for the Palisade NTP host adapter (Trimble PN 37070) DB-25 M connector are as follows:</blockquote> 7049c2daa00SOllivier Robert <center> 7059c2daa00SOllivier Robert <table width="682" border="0" cellspacing="0"> 7069c2daa00SOllivier Robert <tr> 7079c2daa00SOllivier Robert <td valign="CENTER" width="12%">DB-25M</td> 7089c2daa00SOllivier Robert <td valign="CENTER" width="31%">Conductor </td> 7099c2daa00SOllivier Robert <td valign="CENTER" width="16%">Palisade</td> 7109c2daa00SOllivier Robert <td valign="CENTER" width="41%">Description</td> 7119c2daa00SOllivier Robert </tr> 7129c2daa00SOllivier Robert <tr> 7139c2daa00SOllivier Robert <td valign="CENTER" width="12%">1 </td> 7149c2daa00SOllivier Robert <td valign="CENTER" width="31%">Red</td> 7159c2daa00SOllivier Robert <td valign="CENTER" width="16%">1</td> 7169c2daa00SOllivier Robert <td valign="CENTER" width="41%">Power</td> 7179c2daa00SOllivier Robert </tr> 7189c2daa00SOllivier Robert <tr> 7199c2daa00SOllivier Robert <td valign="CENTER" width="12%">7 </td> 7209c2daa00SOllivier Robert <td valign="CENTER" width="31%">Black</td> 7219c2daa00SOllivier Robert <td valign="CENTER" width="16%">9</td> 7229c2daa00SOllivier Robert <td valign="CENTER" width="41%">Ground</td> 7239c2daa00SOllivier Robert </tr> 7249c2daa00SOllivier Robert <tr> 7259c2daa00SOllivier Robert <td valign="CENTER" width="12%">9</td> 7269c2daa00SOllivier Robert <td valign="CENTER" width="31%">Black/White</td> 7279c2daa00SOllivier Robert <td valign="CENTER" width="16%">12</td> 7289c2daa00SOllivier Robert <td valign="CENTER" width="41%">PPS -</td> 7299c2daa00SOllivier Robert </tr> 7309c2daa00SOllivier Robert <tr> 7319c2daa00SOllivier Robert <td valign="CENTER" width="12%">10 </td> 7329c2daa00SOllivier Robert <td valign="CENTER" width="31%">Green</td> 7339c2daa00SOllivier Robert <td valign="CENTER" width="16%">8</td> 7349c2daa00SOllivier Robert <td valign="CENTER" width="41%">Transmit Port A (T-)</td> 7359c2daa00SOllivier Robert </tr> 7369c2daa00SOllivier Robert <tr> 7379c2daa00SOllivier Robert <td valign="CENTER" width="12%">11 </td> 7389c2daa00SOllivier Robert <td valign="CENTER" width="31%">Brown</td> 7399c2daa00SOllivier Robert <td valign="CENTER" width="16%">4</td> 7409c2daa00SOllivier Robert <td valign="CENTER" width="41%">Transmit Port B (T-)</td> 7419c2daa00SOllivier Robert </tr> 7429c2daa00SOllivier Robert <tr> 7439c2daa00SOllivier Robert <td valign="CENTER" width="12%">12 </td> 7449c2daa00SOllivier Robert <td valign="CENTER" width="31%">Gray</td> 7459c2daa00SOllivier Robert <td valign="CENTER" width="16%">7</td> 7469c2daa00SOllivier Robert <td valign="CENTER" width="41%">Receive Port A (R+)</td> 7479c2daa00SOllivier Robert </tr> 7489c2daa00SOllivier Robert <tr> 7499c2daa00SOllivier Robert <td valign="CENTER" width="12%">13</td> 7509c2daa00SOllivier Robert <td valign="CENTER" width="31%">Orange</td> 7519c2daa00SOllivier Robert <td valign="CENTER" width="16%">3</td> 7529c2daa00SOllivier Robert <td valign="CENTER" width="41%">Receive Port B (R+)</td> 7539c2daa00SOllivier Robert </tr> 7549c2daa00SOllivier Robert <tr> 7559c2daa00SOllivier Robert <td valign="CENTER" width="12%">21</td> 7569c2daa00SOllivier Robert <td valign="CENTER" width="31%">Orange/White</td> 7579c2daa00SOllivier Robert <td valign="CENTER" width="16%">11</td> 7589c2daa00SOllivier Robert <td valign="CENTER" width="41%">PPS +</td> 7599c2daa00SOllivier Robert </tr> 7609c2daa00SOllivier Robert <tr> 7619c2daa00SOllivier Robert <td valign="CENTER" width="12%">22</td> 7629c2daa00SOllivier Robert <td valign="CENTER" width="31%">Blue</td> 7639c2daa00SOllivier Robert <td valign="CENTER" width="16%">10</td> 7649c2daa00SOllivier Robert <td valign="CENTER" width="41%">Transmit Port A (T+)</td> 7659c2daa00SOllivier Robert </tr> 7669c2daa00SOllivier Robert <tr> 7679c2daa00SOllivier Robert <td valign="CENTER" width="12%">23</td> 7689c2daa00SOllivier Robert <td valign="CENTER" width="31%">Yellow</td> 7699c2daa00SOllivier Robert <td valign="CENTER" width="16%">5</td> 7709c2daa00SOllivier Robert <td valign="CENTER" width="41%">Transmit Port B (T+)</td> 7719c2daa00SOllivier Robert </tr> 7729c2daa00SOllivier Robert <tr> 7739c2daa00SOllivier Robert <td valign="CENTER" width="12%">24</td> 7749c2daa00SOllivier Robert <td valign="CENTER" width="31%">White</td> 7759c2daa00SOllivier Robert <td valign="CENTER" width="16%">6</td> 7769c2daa00SOllivier Robert <td valign="CENTER" width="41%">Receive Port A (R-)</td> 7779c2daa00SOllivier Robert </tr> 7789c2daa00SOllivier Robert <tr> 7799c2daa00SOllivier Robert <td valign="CENTER" width="12%">25</td> 7809c2daa00SOllivier Robert <td valign="CENTER" width="31%">Violet</td> 7819c2daa00SOllivier Robert <td valign="CENTER" width="16%">2</td> 7829c2daa00SOllivier Robert <td valign="CENTER" width="41%">Receive Port B (R-)</td> 7839c2daa00SOllivier Robert </tr> 7849c2daa00SOllivier Robert </table> 7859c2daa00SOllivier Robert </center> 7869c2daa00SOllivier Robert <p></p> 7879c2daa00SOllivier Robert <hr> 7889c2daa00SOllivier Robert <p>Questions or Comments:<br> 7899c2daa00SOllivier Robert <a href="mailto:sven_dietrich@trimble.com">Sven Dietrich</a><br> 7909c2daa00SOllivier Robert <a href="http://www.trimble.com/">Trimble Navigation Ltd.</a></p> 7919c2daa00SOllivier Robert <p>(last updated July 29, 1999)</p> 7929c2daa00SOllivier Robert <hr> 7939c2daa00SOllivier Robert <script type="text/javascript" language="javascript" src="../scripts/footer.txt"></script> 7949c2daa00SOllivier Robert ; 7959c2daa00SOllivier Robert </body> 7969c2daa00SOllivier Robert 7979c2daa00SOllivier Robert</html>
