Motorola M12 Oncore User Manual page 67

Input Command
Response Message
Motorola GPS Products
M12 Oncore User' s Guide Supplement
Revision 1.0 01/25/00
ASCII POSITION MESSAGE
Motorola Binary Format
• Request ASCII Position Message:
@@EqmC<CR><LF>
m mode 0 = output response message once (polled)
1..255 = response message output at indicated rate (continuous)
1 = once per second
2 = once every two seconds
255 = once every 255 seconds
C checksum
Message length: 8 bytes
• To above command:
@@Eq,mm,dd,yy,hh,mm,ss,dd,mm.mmmm,n,ddd,mm.mmmm,w,
shhhhh.h,sss.s,hhh.h,m,t,dd.d,nn,rrrr,aa,CCC<CR><LF>
Date
mm month
dd day
yy year
UTC Time
hh hours
mm minutes
ss seconds
Latitude
dd degrees
mm.mmmm minutes
n direction
Longitude
ddd degrees
mm.mmmm minutes
w direction
Height
s sign of height
hhhhh.h height in meters
Velocity
sss.s speed in knots
hhh.h heading in degrees
Receiver status
m fix mode
t fix type
dd.d dilution of precision (DOP)
nn number of satellites in use
rrrr reference station ID
aa age of differential data in s
CCC checksum
Message length: 96 bytes
01 .. 12
01 .. 31
99 .. 19
00 .. 23
00 .. 59
00 .. 60
00 .. 90
00 .. 59.9999
N = North, S = South
000 .. 180
00 .. 59.9999
W = West, E = East
+/-
-1000.0 .. 18,000.0
000.0 .. 999.9
000.0 .. 359.9
0 = autonomous
1 = differential
0 = no fix
1 = 2D fix
2 = 3D fix
3 = propagate mode
00.0...99.9
HDOP if 2D, PDOP if 3D
00...37
0000..1023
00..60
000...255
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