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authorEric S. Raymond <esr@thyrsus.com>2012-05-09 13:41:16 -0400
committerEric S. Raymond <esr@thyrsus.com>2012-05-09 13:41:16 -0400
commit17f706a25d2c1b63ad73b500a524dcdde6c0e71b (patch)
tree3f52ca07db527b833b6b04e2b4cf5711eaff03a8 /www
parentf18c393a84f276dcd6840b2ef484b4358f9364cf (diff)
downloadgpsd-17f706a25d2c1b63ad73b500a524dcdde6c0e71b.tar.gz
Hardware table entry for Macx-1.
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-rw-r--r--www/hardware-tail.html19
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@@ -12,12 +12,13 @@
comparison with the NTP time service and reported by
<code>gpsd</code>.</p>
- <p>Note that a direct RS-232 connection is required for optimal PPS
-timing. Typical gpsd/PPS users report ntp clock stability on the order
-of 1uS. GPS that use a RS-232 to USB converter that passes the PPS signal
-are reported to be stable on the order of 1mS.GPS that are native USB are
-not PPS capable but gpsd can still extract time information from the
-serial data accurate to about 250mS.</p>
+ <p>Note that either a direct RS-232 connection or the "Magic Macx
+mod" (1PPS on the GPS chip connected to DCD on the serial-to-USB
+adaptor) is required for optimal PPS timing. Typical gpsd/PPS users
+report ntp clock stability on the order of 1uSm for RS232, 1ms for
+USB).gpsd can extract from GPSes that are native USB but not
+PPS-capable time information from the serial data accurate to about
+250mS.</p>
<div>&nbsp;</div>
@@ -53,6 +54,12 @@ serial data accurate to about 250mS.</p>
<td align="center">-</td>
</tr>
<tr>
+<td>Navisys GR601W (Macx-1)</td>
+<td align="center">1ms</td>
+<td align="center">-</td>
+<td align="center">-</td>
+</tr>
+<tr>
<td>NavSync CW25-TIM</td>
<td align="center">25ns</td>
<td align="center">-</td>