Sec. Module Subscreen - ashtech ZY-12 Information Supplement

Command
737 Initialize (reset) RTCM
888 Display configuration identification (information such as serial number,
list of installed options, nav board, channel board).
990 Trigger photogrammetry on falling edge.
991 Trigger photogrammetry on rising edge
999 Delete all photogrammetry pictures.
For a detailed explanation of each of the commands, see Screen 8.

SEC. Module Subscreen

This subscreen (Figure 3.22) allows you to set the duration of the mission, in
days, and also to run the "Zeroize" command.
46
Table 3.17. Available Commands (continued)
Figure 3.22. SEC. Module Subscreen
Function
ZY-12 GPS Receiver