Component: Hall Effect (EBM011) (EBM Modules)

Author	Matrix TSL
Version	1.0
Category	EBM Modules

Hall Effect component

The board has a Hall Effect sensor (SL353) that gives a digital output in the presence of a magnetic field (in the region of 60 Gauss) from a permanent magnet or electromagnet, either North or South pole.

Detailed description

No detailed description exists yet for this component

Examples

Sample program using the EBM011 - Hall Effect sensor

Reads the sensor and displays output on LED D7.

EBM011 Example

Downloadable macro reference

	ReadSensor
Macro to read the Hall Effect Sensor. Returns a boolean value. 0 = Object sense, 1 = No sense
[[File:]] -	Return

	SampleDevice
Reads the Axis data from the device. Returns 0 if successful
- BYTE	Return

	ReadRegister
Read the data byte at the given address of the device
- BYTE	Reg
address of the register to be read
- BYTE	Return

	WriteRegister
Writes the data byte to the given address of the device. Returns 0 if successful
- BYTE	Reg
address of register to be written with data byte
- BYTE	data
data byte to be written to device register
- BYTE	Return

	Initialise
Initialise the component. Returns 0 if successful
- BYTE	Return

	Initialise
Set up the thermocouple sensor ready for use.
- VOID	Return

	Initialise
Initialise the sensor configuration as set by the component properties
- VOID	Return

	Initialise
Stes up the I2C bus and initialises the termperature sensor ready for use.
- VOID	Return

	SimSetGyro
Allows the XYZ slider values to be set via the simulation
[[File:]] -	X
[[File:]] -	Y
[[File:]] -	Z
- VOID	Return

	UpdateAccelerometerData
Reads from the accelerometer and updates the local XYZ variables. Returns 1 for new data and 0 for no new data
- BYTE	Return

	SimSetCompass
Allows the XYZ slider values to be set via the simulation
[[File:]] -	X
[[File:]] -	Y
[[File:]] -	Z
- VOID	Return

	Read_Bearing
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
- BYTE	NumSamples
The number of readings to base the bearing on
- UINT	Return

	Initialise
Sets up up the communication bus and initialises the accelerometer module. Returns 0 for success and > 0 for fail.
- BYTE	Return

	IOSetOutputPin
Sets the selected digital pin to an output and assigns the output state.
- BYTE	Pin
Range: 0-29
[[File:]] -	State
Range: 0-1
- VOID	Return

	UARTReceive
Receives a data byte from the UART. Recommend calling the UARTCheckRx function first to ensure data is available.
- BYTE	Channel
Channel Index: Range 0 - UART Bus Count - 1
- BYTE	Return

	ADCSampleAverage10
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
- BYTE	ADCChannel
Range: 0, 3-7
- BYTE	SampleCount
Range: 1- 100
- BYTE	SampleDelay
Delay in us between each sample
- UINT	Return

	OneWireScanBus
Scans the one wire bus to detect all connected devices. Returns the number of one wire devices found.
- BYTE	Channel
Channel Index: Range 0 - I2C Bus Count - 1
- BYTE	Return

	SPIInitialise
Initialsie the SPI module ready for communications
- BYTE	Channel
Channel Index: Range 0 - SPI Bus Count - 1
- VOID	Return

	OneWireReceiveByte
Receives a byte from the one wire bus a bit at a time
- BYTE	Channel
Channel Index: Range 0 - I2C Bus Count - 1
- BYTE	Return

	I2CSend
Transmit a byte using the I2C bus
- BYTE	Channel
Channel Index: Range 0 - I2C Bus Count - 1
- BYTE	DataOut
[[File:]] -	Return

	UARTSend
Send a byte via the UART module
- BYTE	Channel
Channel Index: Range 0 - UART Bus Count - 1
- BYTE	Data
Data Byte to send. Range: 0-255
- VOID	Return

	OneWireGetDeviceCount
Returns the number of devices found by the last ScanBus operation.
- BYTE	Channel
Channel Index: Range 0 - I2C Bus Count - 1
- BYTE	Return

	PWMSetPrescaler
Sets the prescaler for the PWM output
- BYTE	Channel
Range: 0 - 11
- BYTE	Prescaler
- BYTE	Period
- VOID	Return

	PWMEnable
Enable a PWM output
- BYTE	Channel
Range: 0-11
- VOID	Return

	ADCSampleArray10
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
- BYTE	ADCChannel
Range: 0, 3-7
- BYTE	SampleCount
Range: 1- 32
- UINT	SampleDelay
Delay in us between each sample
- UINT	Samples
10-bit samples returned from the function
- VOID	Return

	ADCSampleAverage8
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
- BYTE	ADCChannel
Range: 0, 3-7
- BYTE	SampleCount
Range: 1- 100
- BYTE	SampleDelay
Delay in us between each sample
- BYTE	Return

	Initialise
Initialise the comms to the Arduino board ready for commands to be sent.
- VOID	Return

Property reference

	Properties
	Channel
	Connections
	Simulations