Difference between revisions of "Component: Barometer (BMP180) (Environmental)"

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==Barometer component==
+
==Barometer (BMP180) component==
 
Barometric pressure sensor with a I2C bus interface. Pressure range 300 to 1100 hPa. Temperature range -40 to +85 °C.
 
Barometric pressure sensor with a I2C bus interface. Pressure range 300 to 1100 hPa. Temperature range -40 to +85 °C.
 +
 +
==Component Source Code==
 +
 +
Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_Pressure_Sensor_BMP180.fcfx FC_Comp_Source_Pressure_Sensor_BMP180.fcfx]
 +
 +
Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_Pressure_Sensor_BMP180.fcfx FC_Comp_Source_Pressure_Sensor_BMP180.fcfx]
  
 
==Detailed description==
 
==Detailed description==
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''No detailed description exists yet for this component''
 
  
−
==Examples==
 
  
  
  
−
''<span style="color:red;">No additional examples</span>''
 
  
−
==Downloadable macro reference==
 
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
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|-
 
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| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
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| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ReadPressureFloat'''
 
−
|-
 
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| colspan="2" | Reads the pressure as a floating point value in Bars. Calls the ReadPressureRaw function and then converts to a meaningful value.&nbsp;
 
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|-
 
−
|-
 
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| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:]] -
 
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| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
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| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Reset'''
 
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|-
 
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| colspan="2" | Resets the device&nbsp;
 
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|-
 
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|-
 
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| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
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| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
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| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''I2C_Read_Register'''
 
−
|-
 
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| colspan="2" | Reads a byte value from a register on the device&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Address
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ReadTemperatureFloat'''
 
−
|-
 
−
| colspan="2" | Reads the temperature as a floating point value in °C. Resultion sets the return bit value and conversion time. Calls the ReadTemperatureRaw function and then converts to a meaningful value.&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:]] -
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Altitude'''
 
−
|-
 
−
| colspan="2" | Calculates the altitude based on difference between actual pressure and the pressure at the sea level P0=1013.25 hPa. &nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:]] -
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Forced_Read'''
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''I2C_Write_Register'''
 
−
|-
 
−
| colspan="2" | Writes a byte value to a register on the device&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Address
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Value
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
+
''No detailed description exists yet for this component''
−
|-
+
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
+
==Examples==
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
+
 
−
|-
+
 
−
| colspan="2" | Starts up the I2C bus and initialises the pressure sensor ready for use. Returns 1 for a sucessful startup. Returns 0 for a failed startup or no device detected.&nbsp;
+
 
−
|-
+
 
−
|-
+
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
+
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
+
 
−
|}
+
 
 +
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''UpdateAccelerometerData'''
 
−
|-
 
−
| colspan="2" | Reads from the accelerometer and updates the local XYZ variables. Returns 1 for new data and 0 for no new data&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''SimSetCompass'''
 
−
|-
 
−
| colspan="2" | Allows the XYZ slider values to be set via the simulation&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:]] -
 
−
| width="90%" | X
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:]] -
 
−
| width="90%" | Y
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:]] -
 
−
| width="90%" | Z
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Read_Bearing'''
 
−
|-
 
−
| colspan="2" | Reads the current sensor compass bearing based on degrees CW from magnetic north. Returns 0-359 where 0 = North, 90 = East, 180 = South, 270 = West Requires the ArcTan floating point function to be available to work correctly. Supported on AVR, 16-bit &nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | NumSamples
 
−
|-
 
−
| colspan="2" | The number of readings to base the bearing on&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
 
−
|-
 
−
| colspan="2" | Sets up up the communication bus and initialises the accelerometer module.  Returns 0 for success and > 0 for fail.&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''IOSetOutputPin'''
 
−
|-
 
−
| colspan="2" | Sets the selected digital pin to an output and assigns the output state.&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Pin
 
−
|-
 
−
| colspan="2" | Range: 0-29&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:]] -
 
−
| width="90%" | State
 
−
|-
 
−
| colspan="2" | Range: 0-1&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''UARTReceive'''
 
−
|-
 
−
| colspan="2" | Receives a data byte from the UART. Recommend calling the UARTCheckRx function first to ensure data is available.&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - UART Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
+
''<span style="color:red;">No additional examples</span>''
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ADCSampleAverage10'''
 
−
|-
 
−
| colspan="2" | Reads the voltage present on an Analog pin as an 10-bit value range 0-1023. Performs the selected number of samples with the selected time in microseconds in between samples&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | ADCChannel
 
−
|-
 
−
| colspan="2" | Range: 0, 3-7&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | SampleCount
 
−
|-
 
−
| colspan="2" | Range: 1- 100&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | SampleDelay
 
−
|-
 
−
| colspan="2" | Delay in us between each sample&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''OneWireScanBus'''
 
−
|-
 
−
| colspan="2" | Scans the one wire bus to detect all connected devices. Returns the number of one wire devices found.&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - I2C Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''SPIInitialise'''
 
−
|-
 
−
| colspan="2" | Initialsie the SPI module ready for communications&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - SPI Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''OneWireReceiveByte'''
 
−
|-
 
−
| colspan="2" | Receives a byte from the one wire bus a bit at a time&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - I2C Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''I2CSend'''
 
−
|-
 
−
| colspan="2" | Transmit a byte using the I2C bus&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - I2C Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | DataOut
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:]] -
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
  
−
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''UARTSend'''
 
−
|-
 
−
| colspan="2" | Send a byte via the UART module&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Channel Index: Range 0 - UART Bus Count - 1&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Data
 
−
|-
 
−
| colspan="2" | Data Byte to send. Range: 0-255&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
−
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
−
|}
 
  
 +
==Macro reference==
  
 +
===Altitude===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''OneWireGetDeviceCount'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Altitude'''
 
|-
 
|-
−
| colspan="2" | Returns the number of devices found by the last ScanBus operation.&nbsp;
+
| colspan="2" | Calculates the altitude based on difference between actual pressure and the pressure at the sea level P0=1013.25 hPa. &nbsp;
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
 
|-
 
|-
−
| colspan="2" | Channel Index: Range 0 - I2C Bus Count - 1&nbsp;
 
 
|-
 
|-
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
+
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
|}
 
|}
  
  
 +
===Forced_Read===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''PWMSetPrescaler'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Forced_Read'''
−
|-
 
−
| colspan="2" | Sets the prescaler for the PWM output&nbsp;
 
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Channel
 
−
|-
 
−
| colspan="2" | Range: 0 - 11&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Prescaler
 
 
|-
 
|-
 
| colspan="2" | &nbsp;
 
| colspan="2" | &nbsp;
 
|-
 
|-
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | Period
 
−
|-
 
−
| colspan="2" | &nbsp;
 
 
|-
 
|-
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
Line 435: Line 113:
  
  
 +
===I2C_Read_Register===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''PWMEnable'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''I2C_Read_Register'''
 
|-
 
|-
−
| colspan="2" | Enable a PWM output&nbsp;
+
| colspan="2" | Reads a byte value from a register on the device&nbsp;
 
|-
 
|-
 
|-
 
|-
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
−
| width="90%" | Channel
+
| width="90%" | Address
 
|-
 
|-
−
| colspan="2" | Range: 0-11&nbsp;
+
| colspan="2" | &nbsp;
 
|-
 
|-
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
+
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
|}
 
|}
  
  
 +
===I2C_Write_Register===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ADCSampleArray10'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''I2C_Write_Register'''
 
|-
 
|-
−
| colspan="2" | Reads the voltage present on an Analog pin as an 10-bit value range 0-1023 Performs the selected number of samples with the selected time in microseconds in between samples and returns each sample in a single packet&nbsp;
+
| colspan="2" | Writes a byte value to a register on the device&nbsp;
 
|-
 
|-
 
|-
 
|-
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
−
| width="90%" | ADCChannel
+
| width="90%" | Address
 
|-
 
|-
−
| colspan="2" | Range: 0, 3-7&nbsp;
+
| colspan="2" | &nbsp;
 
|-
 
|-
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
−
| width="90%" | SampleCount
+
| width="90%" | Value
 
|-
 
|-
−
| colspan="2" | Range: 1- 32&nbsp;
+
| colspan="2" | &nbsp;
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
 
−
| width="90%" | SampleDelay
 
−
|-
 
−
| colspan="2" | Delay in us between each sample&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
 
−
| width="90%" | Samples
 
−
|-
 
−
| colspan="2" | 10-bit samples returned from the function&nbsp;
 
 
|-
 
|-
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
Line 486: Line 156:
  
  
 +
===Initialise===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ADCSampleAverage8'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
 
|-
 
|-
−
| colspan="2" | Reads the voltage present on an Analog pin as an 8-bit value range 0-255 Performs the selected number of samples with the selected time in microseconds in between samples&nbsp;
+
| colspan="2" | Starts up the I2C bus and initialises the pressure sensor ready for use. Returns 1 for a sucessful startup. Returns 0 for a failed startup or no device detected.&nbsp;
−
|-
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | ADCChannel
 
−
|-
 
−
| colspan="2" | Range: 0, 3-7&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | SampleCount
 
 
|-
 
|-
−
| colspan="2" | Range: 1- 100&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 
−
| width="90%" | SampleDelay
 
−
|-
 
−
| colspan="2" | Delay in us between each sample&nbsp;
 
 
|-
 
|-
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
 
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u8-icon.png]] - BYTE
Line 514: Line 170:
  
  
 +
===ReadPressureFloat===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ReadPressureFloat'''
 
|-
 
|-
−
| colspan="2" | Initialise the comms to the Arduino board ready for commands to be sent.&nbsp;
+
| colspan="2" | Reads the pressure as a floating point value in Bars. Calls the ReadPressureRaw function and then converts to a meaningful value.&nbsp;
 
|-
 
|-
 
|-
 
|-
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
+
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
|}
 
|}
  
  
 +
===ReadTemperatureFloat===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''PWMEnable'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''ReadTemperatureFloat'''
 
|-
 
|-
−
| colspan="2" | Allows pulse width modulated transistor outputs to be switched on or off. Bit 0 = Enable AB Bit 1 = A / Bit 2 = B Bit 3 = C / Bit 4 = D Bit 5 = Enable CD&nbsp;
+
| colspan="2" | Reads the temperature as a floating point value in °C. Resultion sets the return bit value and conversion time. Calls the ReadTemperatureRaw function and then converts to a meaningful value.&nbsp;
 
|-
 
|-
 
|-
 
|-
−
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
+
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-f32-icon.png]] - FLOAT
−
| width="90%" | EnableMask
 
−
|-
 
−
| colspan="2" | Range 0-63 or 0b00000 to 0b111111&nbsp;
 
−
|-
 
−
| width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
 
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
|}
 
|}
  
  
 +
===Reset===
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
|-
 
|-
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
+
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Reset'''
 
|-
 
|-
−
| colspan="2" | &nbsp;
+
| colspan="2" | Resets the device&nbsp;
 
|-
 
|-
 
|-
 
|-
Line 556: Line 210:
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
| width="90%" style="border-top: 2px solid #000;" | ''Return''
 
|}
 
|}
−
 
−
 
  
  
Line 566: Line 218:
 
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-prop-icon.png]]
 
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-prop-icon.png]]
 
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Properties'''  
 
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Properties'''  
 +
|-
 +
|-
 +
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
 +
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | I2C Properties
 
|-
 
|-
 
|-
 
|-
Line 602: Line 258:
 
|-
 
|-
 
| colspan="2" | On older microcontroller devices there is a potential for the I2C hardware channel to lock up if there is not  a 10ms delay between an I2C stop event and the next I2C start event.  Most modern microcontrollers will not have a problem so this property can be disabled to speed up the  I2C communications. &nbsp;
 
| colspan="2" | On older microcontroller devices there is a potential for the I2C hardware channel to lock up if there is not  a 10ms delay between an I2C stop event and the next I2C start event.  Most modern microcontrollers will not have a problem so this property can be disabled to speed up the  I2C communications. &nbsp;
 +
|-
 +
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
 +
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Sensor Properties
 +
|-
 
|-
 
|-
 
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
Line 638: Line 298:
 
| colspan="2" | &nbsp;
 
| colspan="2" | &nbsp;
 
|-
 
|-
−
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
+
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
−
| width="90%" | Scope Traces
+
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
−
|-
 
−
| colspan="2" | Selects if the scope traces are automatically generated or not&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
 
−
| width="90%" | Console Data
 
−
|-
 
−
| colspan="2" | Selects if the console data is automatically generated or not&nbsp;
 
−
|-
 
−
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 
−
| width="90%" | API
 
−
|-
 
−
| colspan="2" | &nbsp;
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-conn-icon.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Connections'''
 
−
|-
 
−
|-
 
−
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-conn-icon.png]]
 
−
| width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Simulations'''
 
 
|-
 
|-
 
|-
 
|-

Latest revision as of 13:12, 7 February 2023

Author Matrix TSL
Version 1.1
Category Environmental


Barometer (BMP180) component

Barometric pressure sensor with a I2C bus interface. Pressure range 300 to 1100 hPa. Temperature range -40 to +85 °C.

Component Source Code

Please click here to download the component source project: FC_Comp_Source_Pressure_Sensor_BMP180.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_Pressure_Sensor_BMP180.fcfx

Detailed description

No detailed description exists yet for this component

Examples

No additional examples






Macro reference

Altitude

Fc9-comp-macro.png Altitude
Calculates the altitude based on difference between actual pressure and the pressure at the sea level P0=1013.25 hPa.  
Fc9-f32-icon.png - FLOAT Return


Forced_Read

Fc9-comp-macro.png Forced_Read
 
Fc9-void-icon.png - VOID Return


I2C_Read_Register

Fc9-comp-macro.png I2C_Read_Register
Reads a byte value from a register on the device 
Fc9-u8-icon.png - BYTE Address
 
Fc9-u8-icon.png - BYTE Return


I2C_Write_Register

Fc9-comp-macro.png I2C_Write_Register
Writes a byte value to a register on the device 
Fc9-u8-icon.png - BYTE Address
 
Fc9-u8-icon.png - BYTE Value
 
Fc9-void-icon.png - VOID Return


Initialise

Fc9-comp-macro.png Initialise
Starts up the I2C bus and initialises the pressure sensor ready for use. Returns 1 for a sucessful startup. Returns 0 for a failed startup or no device detected. 
Fc9-u8-icon.png - BYTE Return


ReadPressureFloat

Fc9-comp-macro.png ReadPressureFloat
Reads the pressure as a floating point value in Bars. Calls the ReadPressureRaw function and then converts to a meaningful value. 
Fc9-f32-icon.png - FLOAT Return


ReadTemperatureFloat

Fc9-comp-macro.png ReadTemperatureFloat
Reads the temperature as a floating point value in °C. Resultion sets the return bit value and conversion time. Calls the ReadTemperatureRaw function and then converts to a meaningful value. 
Fc9-f32-icon.png - FLOAT Return


Reset

Fc9-comp-macro.png Reset
Resets the device 
Fc9-void-icon.png - VOID Return


Property reference

Fc9-prop-icon.png Properties
Fc9-conn-icon.png I2C Properties
Fc9-type-16-icon.png Slave Address
 
Fc9-type-16-icon.png Channel
Channel selection 
Fc9-type-5-icon.png SDA
Pin used for SDA (data signal) 
Fc9-type-5-icon.png SCL
Pin used for SCL (clock signal) 
Fc9-type-16-icon.png Baud Select
Baud rate option selector 
Fc9-type-14-icon.png Baud Rate
Baud rate to be used 
Fc9-type-7-icon.png Stop Delay
On older microcontroller devices there is a potential for the I2C hardware channel to lock up if there is not a 10ms delay between an I2C stop event and the next I2C start event. Most modern microcontrollers will not have a problem so this property can be disabled to speed up the I2C communications.  
Fc9-conn-icon.png Sensor Properties
Fc9-type-16-icon.png Compensation
Compensation formulas in double precision floating point or 32 bit fixed point 
Fc9-type-16-icon.png Humidity Oversampling
 
Fc9-type-16-icon.png Pressure Oversampling
 
Fc9-type-16-icon.png Temperature Oversampling
 
Fc9-type-16-icon.png Mode
 
Fc9-type-16-icon.png Standby Normal Mode (ms)
 
Fc9-type-16-icon.png Filter Coefficient
 
Fc9-conn-icon.png Simulation
Fc9-type-7-icon.png Simulate Comms
Allows the simulation data to come from the panel GUI or relayed via an injector component. 
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