Component: CAN Bus BL0140 (E-blocks 2)

Author
Version	1.0
Category	E-blocks 2

Component Source Code

Please click here to download the component source project: FC_Comp_Source_EBlocks2_CAN_Bus_BL0140_2d.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_EBlocks2_CAN_Bus_BL0140_2d.fcfx

Detailed description

No detailed description exists yet for this component

Examples

No additional examples

Macro reference

	ReadSwitches
Returns switch input states from the external MCP2515 device. 0 = No Switch Pressed, 1 = Switch 1 Pressed, 2 = Switch 2 Pressed, 3 = Both Pressed (External CAN only)
- BYTE	Return

	SetTxData
Assigns one of the outgoing transmit buffers with data ready to be sent.
- BYTE	Buffer
- BYTE	Count
- BYTE	d0
- BYTE	d1
- BYTE	d2
- BYTE	d3
- BYTE	d4
- BYTE	d5
- BYTE	d6
- BYTE	d7
- VOID	Return

	SetRxMask
Allows the receive ID mask to be configured on the fly allowing different ID ranges to be received.
- BYTE	Mask
Specifies which receive mask to modify. Range: 0-1
- ULONG	ID
The ID mask value you wish to use
- VOID	Return

	GetRxData
Returns last received message data byte at position Index. Buffer parameter is currently ignored
- BYTE	Buffer
- BYTE	Index
- BYTE	Return

	GetRxIDHi
Gets the Hi byte Rx ID in register format. Standard ID only 0-2047. Compatible with v5 component and previous,
- BYTE	Buffer
Receive Buffer. Range 0-1
- BYTE	Return

	SetTxIDSimple
Set the Tx CAN ID as a generic number. Standard IDs only 0-2047.
- BYTE	Buffer
Transmit buffer to load. Range: 0-2
- UINT	ID
The ID value you wish to use. Range: 0-2047
- VOID	Return

	SendBuffer
Transmits one of the transmit buffers which should have already been populated with an ID and data.
- BYTE	Buffer
Specifies which transmit buffer to send
- VOID	Return

	GetRxDataCount
Returns last received message data length. Buffer parameter is currently ignored
- BYTE	Buffer
- BYTE	Return

	SetRxFilterID
sets the Filter Standard mode only (for V5 compatibility only)
- BYTE	Filter
Specifies which filter to modify. Range: 0-5
- BYTE	Hi
ID bits 3-10
- BYTE	Lo
ID bits 0-2 stored in the upper 3 bits of the byte
- VOID	Return

	GetRxIDLo
Gets the Lo byte Rx ID in register format. Standard ID only 0-2047. Compatible with v5 component and previous,
- BYTE	Buffer
- BYTE	Return

	SetRxFilter
Allows the receive ID filter to be configured on the fly allowing different ID ranges to be received.
- BYTE	Filter
Specifies which receive filter to modify. Range: 0-5
- ULONG	ID
The ID filter value you wish to use
- VOID	Return

	SetRxMaskID
set the Mask Standard ID mode only (for V5 compatibility)
- BYTE	Mask
Specifies which receive mask to modify. Range: 0-1
- BYTE	Hi
ID bits 3-10
- BYTE	Lo
ID bits 0-2 stored in the upper 3 bits of the byte
- VOID	Return

	SetTxIdent
Set the Tx CAN ID as a generic number. Standard and extended IDs Standard 0-2047 Extended 2048-536870911
- BYTE	Buffer
Transmit buffer to load. Range: 0-2
- ULONG	ID
The ID or Extended ID value you wish to use. Range: 0-536870911
- VOID	Return

	CheckRx
Checks to see if any messages are available for 'Buffer' specified
- BYTE	Buffer
Send buffer: 0 to 1
- BYTE	Return

	ChangeRate
Simple attempt to alter the bus rate of the CAN. External CAN channels only,
- BYTE	Rate
Rate: 0-3 where 0=125, 1=250, 2=500, 3=1000
- VOID	Return

	GetRxIDSimple
Gets the Rx ID as a Integer Standard ID only 0-2047.
- BYTE	Buffer
Receive Buffer. Range 0-1
- UINT	Return

	SetTxID
Set the Tx CAN ID in register format. Standard ID only 0-2047. Compatible with v5 component and previous,
- BYTE	Buffer
Transmit buffer to load. Range: 0-2
- BYTE	Hi
ID bits 3-10 e.g. ((ID & 0x7F8) >> 3)
- BYTE	Lo
ID bits 0-2 stored in the upper 3 bits of the byte e.g. ((ID & 0x7) << 5)
- VOID	Return

	GetRxIdent
Gets the Rx ID as a Integer Standard and Extended IDs.
- BYTE	Buffer
- ULONG	Return

	ShowLEDs
Set LED state (External CAN only)
- BYTE	led1
Controls LED 1. Range: 0-1
- BYTE	led2
Controls LED 2. Range: 0-1
- VOID	Return

	Initialise
Must be called before any other CAN component macros to enable and initialise the CAN peripheral.
- VOID	Return

Property reference

	Properties
	SPI
	External/Internal
Switches between Internal CAN peripheral and External CAN controller IC MCP2515.
	CHANNEL
SPI Channel selector
	Port
	INT
	CS (SS)
Chip Select / Slave Select Pin Master Mode: General purpose output pin used to select the remote SPI device. Slave Mode: Hardware chip select pin input used to select the SPI device.
	MOSI
SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode.
	MISO
SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode.
	CLK
SPI Clock Pin CLK - The Clock signal is driven by the SPI master.
	Prescale
Prescale option selector
	Sample Point
Data bit read sample point
	Config Delay
	TX Buffer 0
	Message ID
TX Buffer 0 Message Identifier
	Length
TX Buffer 0 Number of data bytes
	D0
TX Buffer 0 Data Byte 0
	D1
TX Buffer 0 Data Byte 1
	D2
TX Buffer 0 Data Byte 2
	D3
TX Buffer 0 Data Byte 3
	D4
TX Buffer 0 Data Byte 4
	D5
TX Buffer 0 Data Byte 5
	D6
TX Buffer 0 Data Byte 6
	D7
TX Buffer 0 Data Byte 7
	TX Buffer 1
	Message ID
TX Buffer 1 Message Identifier
	Length
TX Buffer 1 Number of data bytes
	D0
TX Buffer 1 Data Byte 0
	D1
TX Buffer 1 Data Byte 1
	D2
TX Buffer 1 Data Byte 2
	D3
TX Buffer 1 Data Byte 3
	D4
TX Buffer 1 Data Byte 4
	D5
TX Buffer 1 Data Byte 5
	D6
TX Buffer 1 Data Byte 6
	D7
TX Buffer 1 Data Byte 7
	TX Buffer 2
	Message ID
TX Buffer 2 Message Identifier
	Length
TX Buffer 2 Number of data bytes
	D0
TX Buffer 2 Data Byte 0
	D1
TX Buffer 2 Data Byte 1
	D2
TX Buffer 2 Data Byte 2
	D3
TX Buffer 2 Data Byte 3
	D4
TX Buffer 2 Data Byte 4
	D5
TX Buffer 2 Data Byte 5
	D6
TX Buffer 2 Data Byte 6
	D7
TX Buffer 2 Data Byte 7
	RX Buffer 0
	Settings
RX Buffer 0 Message Receive Mode
	RX Buffer 1
	Settings
RX Buffer 1 Message Receive Mode
	Simulate SPI Comms