SinoGNSS M300 Plus GNSS - Commands Related to External Devices; Event Marker

M300 Plus GNSS Receiver User Guide
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For example:
log com1 gpgga ontime 1
log com1 gpgsv ontime 1

Raw data output
Log com1 rawephemb onchanged //Output GPS ephemeris
Log com1 glorawephemb onchanged //Output Glonass ephemeris
Log com1 bd2rawephemb onchanged //Output Beidou ephemeris
Log com1 galephemerisb onchanged //Output Galileo ephemeris
Log com1 rangecmpb ontime 1//Set com1 output cmp
1
data, the frequency is 1Hz.
Saveconfig //Save configuration

Base setup & Rover setup
Output/Input correction data from serial port(com1).
For base(RTCM3):
fix auto
log com1 rtcm1004b ontime 1 //Extended L1&L2 GPS RTK Observables
log com1 rtcm1104b ontime 1 //Extended B1, B2, B3 BD2 RTK Observables
log com1 rtcm1012b ontime 1 //Extended L1&L2 GLONASS Observables
log com1 rtcm1005b ontime 5 // Base station coordinate
saveconfig //Save configuration
For rover:
interfacemode com1 auto auto on //Config com1 to detect RTCM corrections
log com1 gpgga ontime 1 //Com1 output GPGGA data
saveconfig //Save configuration
5.2 Commands related to external devices
5.2.1 Event marker
The M300Plus receiver supports the event marker function. Use the command
MARKCONTROL to control the event functions.
Format
MARKCONTROL signal switch [polarity] [timebias [timeguard]]
Description
At present, Signal only supports mark1, and Switch supports ENABLE and DISABLE.
Polarity supports POSITIVE (positive pulse triggering) and NEGATIVE (negative pulse