Component: GPS (EB056, Generic NMEA) (Wireless)
| Author | Matrix Ltd. |
| Version | 1.3 |
| Category | Wireless |
Contents
- 1 GPS (EB056, Generic NMEA) component
- 2 Examples
- 3 Downloadable macro reference
- 3.1 ReadGroundSpeed
- 3.2 ReadNumberOfSatellites
- 3.3 ReadDilutionOfPrecision
- 3.4 CheckBufferOverflow
- 3.5 ReadLongitude
- 3.6 ReadUTCTime
- 3.7 IsDataValid
- 3.8 ReadHorizontalDilutionOfPrecision
- 3.9 ReadAltitude
- 3.10 ReadCourseOverGround
- 3.11 ReadUTCDate
- 3.12 ReadVerticalDilutionOfPrecision
- 3.13 ReadLatitude
- 3.14 Initialise
- 4 Simulation macro reference
- 5 Property reference
GPS (EB056, Generic NMEA) component
Component designed to process incoming NMEA style GPS data and convert into meaningful values such as longitude, lattitude, ground speed, UTC date and time. Also available in the form of the EB056 GPS E-block.
Examples
GPS Example File
Example should show the Lattitude generated by the GPS injector as well as the system time in simulation or UTC time on hardware.
Example data provided by the GPS NMEA injector component
Downloadable macro reference
ReadGroundSpeed
Returns the current ground speed.
Only returns correct data if Log Ground Speed property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadNumberOfSatellites
Returns the current detected number of satellites.
Only returns correct data if Log Satellite Count property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadDilutionOfPrecision
Returns the current dilution of precision.
Only returns correct data if Log Dilution Of Precision property is set to yes.
Parameters
- This macro has no parameters
Return value
CheckBufferOverflow
Returns the state of the buffer - 0 = OK, 1 = BufferTooShort, 2 = ItemNotFound.
Only returns correct data if Log Buffer Overflow Property is set to Yes.
Parameters
- This macro has no parameters
Return value
ReadLongitude
Returns the current longitude.
Only returns correct data if Log Longitude property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadUTCTime
Returns a segment of the current UTC Time.
Only returns correct data if Log UTC Time property is set to yes.
Parameters
- BYTE Unit
- Specifies which segment to read - 'h', 'm', 's'
Return value
IsDataValid
Returns the state of the incoming data - 0 = NotValid, 1 = Valid
255 = No GPS Data Received.
Parameters
- This macro has no parameters
Return value
ReadHorizontalDilutionOfPrecision
Returns the current horizontal dilution of precision.
Only returns correct data if Log HDOP property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadAltitude
Returns the current altitude.
Only returns correct data if Log Altitude property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadCourseOverGround
Returns the current course over ground.
Only returns correct data if Log Course Over Ground property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadUTCDate
Returns a segment of the current UTC Date.
Only returns correct data if Log UTC Date property is set to yes.
Parameters
- BYTE Unit
- Specifies which segment to read - 'd', 'm', 'y'
Return value
ReadVerticalDilutionOfPrecision
Returns the current vertical dilution of precision.
Only returns correct data if Log VDOP property is set to yes.
Parameters
- This macro has no parameters
Return value
ReadLatitude
Returns the current latitude.
Only returns correct data if Log Latitude property is set to yes.
Parameters
- This macro has no parameters
Return value
Initialise
Initialises the UART used to communicate with the GPS module.
Parameters
- This macro has no parameters
Return value
- This call does not return a value
Simulation macro reference
This component does not contain any simulation macros
Property reference
Buffer Size
This property is of type Unsigned integer and can be referenced with the variable name buff_size.
No additional information
Log Altitude
This property is of type True or false and can be referenced with the variable name ALT_EN.
Adds a variable to store the incoming altitude value
Referenced by macro: ReadAltitude
Log Buffer Overflow
This property is of type True or false and can be referenced with the variable name OVERFLOW_EN.
Adds a variable to store if the incoming message buffer overflows
Referenced by macro: CheckBufferOverflow
Log Course Over Ground
This property is of type True or false and can be referenced with the variable name COG_EN.
Adds a variable to store the incoming course over ground value
Referenced by macro: ReadCourseOverGround
Log Dilution Of Precision
This property is of type True or false and can be referenced with the variable name DOP_EN.
Adds a variable to store the incoming DOP value
Referenced by macro: ReadDilutionOfPrecision
Log Ground Speed
This property is of type True or false and can be referenced with the variable name SPD_EN.
Adds a variable to store the incoming ground speed value
Referenced by macro: ReadGroundSpeed
Log Horizontal DOP
This property is of type True or false and can be referenced with the variable name HDOP_EN.
Adds a variable to store the incoming HDOP value
Referenced by macro: ReadHorizontalDilutionOfPrecision
Log Latitude
This property is of type True or false and can be referenced with the variable name LAT_EN.
Adds a variable to store the incoming latitude value
Referenced by macro: ReadLatitude
Log Longitude
This property is of type True or false and can be referenced with the variable name LON_EN.
Adds a variable to store the incoming longitude value
Referenced by macro: Read Longitude
Log Satellite Count
This property is of type True or false and can be referenced with the variable name CNT_EN.
Adds a variable to store the number of satellites in range
Referenced by macro: ReadNumberOfSatellites
Log UTC Time
This property is of type True or false and can be referenced with the variable name TIME_EN.
Adds a variable to store the incoming UTC Time value
Referenced by macro: ReadUTCTime
Log UTC Date
This property is of type True or false and can be referenced with the variable name DATE_EN.
Adds a variable to store the incoming UTC Date value
Referenced by macro: ReadUTCDate
Log Verticle DOP
This property is of type True or false and can be referenced with the variable name VDOP_EN.
Adds a variable to store the incoming VDOP value
Referenced by macro: ReadVerticalDilutionOfPrecision
Channel
This property is of type Fixed list of ints and can be referenced with the variable name CHANNEL.
UART Channel Selection
Baud List
This property is of type Fixed list of ints and can be referenced with the variable name BAUD_LIST.
UART Baud Setting - Check the datasheet of your GPS module to find the correct setting.
TX
This property is of type Single digital pin and can be referenced with the variable name TX.
UART Transmit pin
RX
This property is of type Single digital pin and can be referenced with the variable name RX.
UART Receive pin
Label
This property is of type Line of text and can be referenced with the variable name label.
No additional information
Show Globe
This property is of type True or false and can be referenced with the variable name ShowGlobe.
No additional information
Data Source
This property is of type Fixed list of ints and can be referenced with the variable name DataSource.
No additional information
COM Port
This property is of type Fixed list of ints and can be referenced with the variable name com_port.
No additional information
