ashtech DG14, Reference Manual

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58 DG14 and DG16 Board & Sensor Reference Manual
Send the commands listed in Table 4.2 to the receiver to generate RTCM
differential corrections using message type 1.
Figure 4.1. RTCM Base Station System
Table 4.2. Differential Base Station Commands
Command Description
$PASHS,RST Reset the receiver to factory defaults
$PASHS,PEM,4 Set the Base differential mask to four
degrees
$PASHS,POS,ddmm.mmm,d,dddmm.mmm,d,saaaaa.aa Enter the phase center of the antenna
$PASHS,RTC,BAS,x Turn on RTCM corrections on port x
When this command is sent, a base station
automatically sends RTCM message type 1
once per second.