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©
2020, REYAX TECHNOLOGY CO., LTD.
25
RYS8830 RYS8833
`GNSS Module Software Guide
6.
RMC: Recommended Minimum Specific GNSS Data
Format : $--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a,a*hh<CR><LF>
Field
Format
Description
Header
$
Talker ID
--
GP : Using only GPS for positioning
GL : Using only GLONASS for
positioning
QZ : Using only QZS for positioning
GN : Using combined satellite systems
for positioning
Sentence ID
RMC
UTC of position fix
hhmmss.ss
hh [hour] mm [min] ss.ss [sec]
Status
A
A : Data valid, V : Data not valid
Latitude
llll.ll
dd [degree] mm.mmmm [min]
Latitude
–
N/S
a
N : North latitude, S : South latitude
Longitude
yyyyy.yy
ddd [degree] mm.mmmm [min]
Longitude
–
E/W
a
E : East longitude, W : West longitude
Speed over ground
x.x
[knot]
Course over ground
x.x
[degree]
Date
xxxxxx
dd [day] mm [month] yy [year]
Magnetic variation
x.x
[degree]
Magnetic variation
–
E/W
a
E : East, W : West
Mode Indicator
a
A : Autonomous mode
D : Differential mode
E : Dead reckoning mode
N : Data not valid
Checksum
*hh
Termination
<CR><LF>
