Delta DVP-ES2 User Manual
Page 516
D V P - E S 2 / E X 2 / S S 2 / S A2 / S X 2 O p e r a t i o n M a n u a l - P r o g r a m m i n g
3 - 4 0 0
No.
Content
Range
Format
Note
D + 2
Second
0 ~ 59
Word
D + 3~4
Latitude
0 ~ 90
Float
Unit: dd.mmmmmm
D + 5
North / South
0 or 1
Word
0(+)
ÆNorth, 1(-)ÆSouth
D + 6~7
Longitude
0 ~ 180
Float
Unit: ddd.mmmmmm
D + 8
East / West
0 or 1
Word
0(+)
ÆEast, 1(-)ÆWest
D + 9
GPS data valid / invalid
0, 1, 2
Word
0 = invalid
D + 10
Day
1 ~ 31
Word
D + 11
Month
1 ~ 12
Word
D + 12
Year 2000
~
Word
D + 13~14
Latitude
-90 ~ 90
Float
Unit:
±dd.ddddd
D + 15~16
Longitude
-180 ~ 180
Float
Unit:
±ddd.ddddd
4.
When applying GPS instruction, COM1 has to be applied in Master mode, i.e. M1312 has to
be enabled to sending request. In addition, M1314 = ON indicates receiving completed.
M1315 = ON indicates receiving error. (D1250 = K1, receiving time-out; D1250 = K2,
checksum error)
5.
Associated M flags and special D registers:
No.
Function
M1312
COM1 (RS-232) sending request
M1313
COM1 (RS-232) ready for data receiving
M1314
COM1 (RS-232) data receiving completed
M1315
COM1 (RS-232) data receiving error
M1138
Retaining communication setting of COM1
D1036
COM1 (RS-232) Communication protocol
D1249
COM1 (RS-232) data receiving time-out setting. (Suggested value: >1s)
D1250
COM1 (RS-232) communication error code
6.
Before applying the received GPS data, please check the value in D+9. If D+9 = 0, the GPS
data is invalid.
7.
If data receiving error occurs, the previous data in D registers will not be cleared, i.e. the
previous received data remains intact.
Program example: Sentence identifier: $GPGGA
1.
Set COM1communication protocol first