Nikon DTM Series - ?VDS; ?PSM; ?PNO; ?T-P

Nikon Communication Interface Manual
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?VDS
Input None
+ 0 : " "
+ 1 : "V"
+ 2 : "D"
+ 3 : ":"
Output
+ 4 - 12 : Vertical distance (9-digit distance type)
Remarks Output the current vertical distance (in 9 digits)
?PSM
Input None
+ 0 : "P"
+ 1 : "S"
+ 2 : "M"
+ 3 : ":"
Output
+ 4 - 7 : Prism constant (-999 to 999 mm)
Remarks Output the current prism constant value
?PNO
Input None
+ 0 : "P"
+ 1 : "N"
+ 2 : "O"
+ 3 : ":"
Output
+ 4 - 10 : Point number (7 digits)
Remarks Output the current default point number/name (in 7 digits)
?T-P
Input None
+ 0 : "T"
+ 1 : "M"
+ 2 : "P"
+ 3 : ":"
+ 4 - 6 : Temperature
+ 7 : "P"
+ 8 : "R"
+ 9 : "S"
+ 10 : ":"
Output
+ 11 - 14 : Pressure
Remarks Output the current temperature and pressure.
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