
EB-230 Data Sheet
Ver 1.2
10
Pkt
Type
Abbreviation /
Syntax
Data
Field
Meaning /
Example /
Return
390
PMTK_API_SET_USER_O
PTION
PMTK390, Lock,
Update_Rate, Baud_Rate,
GLL_Period,
RMC_Period,
VTG_Period, GSA_Period,
GSV_Period,
GGA_Period,
ZDA_Period,
MCHN_Period
PMTK_API_Q_FIX_CTL
Lock: nonzero: freeze the
setting; 0: allow further
setting
Update_Rate: 1~5 (Hz)
Baud_Rate: 115200,
57600, 38400, 19200,
14400, 9600, 4800
XXX_Period: NMEA
sentence output period
Write the user setting to the flash to
override the default setting. Maximum 8
times without erase the chip. This
feature may not be available
$PMTK390,1,1,38400,1,1,1,1,1,1,1,0*2
B<CR><LF>
400
None
API_Query_Fix_Ctl
$PMTK400*36<CR><LF>
PMTK_DT_FIX_CTL
API_Query_Dgps_Mode
$PMTK401*37<CR><LF>
PMTK_DT_DGPS_MODE
API_Query_Sbas_Enabled
$PMTK413*34<CR><LF>
PMTK_DT_SBAS_ENABLED
Query current NMEA sentence output
frequencies
$PMTK414*33<CR><LF>
PMTK_DT_NMEA_OUTPUT
Query power saving operation mode
$PMTK420*3F<CR><LF
>
PMTK_DT_PWR_SAV_MODE
Query default datum
$PMTK430*35<CR><LF>
PMTK_DT_DATUM
Query user defined datum
$PMTK431*34<CR><LF>
PMTK_DT_DATUM
Returns current user setting from flash
memory. Refer to packet type 590 for
detail
$PMTK490*33<CR><LF>
PMTK_DT_FLASH_USER_OPTION
These parameters control the rate of
position fixing activity
$PMTK500,1000,0,0,0,0*1A<CR><LF>
DGPS Data Source Mode
$PMTK501,1*2B<CR><LF>
401
PMTK_API_Q_DGPS_MO
DE
None
413
PMTK_API_Q_SBAS_ENA
BLED
None
414
PMTK_API_Q_NMEA_OUT
PUT
None
420
PMTK_API_Q_PWR_SAV_
MOD
( Internal testing ONLY )
PMTK_API_Q_DATUM
None
430
None
431
PMTK_API_Q_DATUM_AD
VANCE
None
490
PMTK_API_GET_USER_O
PTION
None
500
PMTK_DT_FIX_CTL
FixInterval: Position fix
interval in msec [ >= 200]
501
PMTK_DT_DGPS_MODE
Mode: DGPS data source
mode
0 : No DGPS source
1 : RTCM
2 : WAAS
0 = Disable
1 = Enable
Total 19 data fields that
present output frequency
for the 19 supported NMEA
sentences.
Refer to packet type 314 for
supported NMEA
sentences and frequency
513
PMTK_DT_SBAS_ENABLE
D
PMTK_DT_NMEA_OUTPU
T
Enable to search a SBAS satellite or not
$PMTK513,1*28<CR><LF>
NMEA sentence output frequency
setting
$PMTK514,1,1,1,1,1,5,1,1,1,1,1,1,0,1,1
,1,1,1,1*2A<CR><LF>
514