Difference between revisions of "Component: IO Expander (BL0155) (E-blocks 2)"

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==Component Source Code==
 
==Component Source Code==
  
−
Please click here for the component source code: [https://www.flowcode.co.uk/wikicopy/componentsource/FC_Comp_Source_EBlocks2_IOEXP_BL0155.fcfx FC_Comp_Source_EBlocks2_IOEXP_BL0155.fcfx]
+
Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_EBlocks2_IOEXP_BL0155.fcfx FC_Comp_Source_EBlocks2_IOEXP_BL0155.fcfx]
  
 
==Detailed description==
 
==Detailed description==
 +
 +
  
  
Line 26: Line 28:
  
 
==Examples==
 
==Examples==
 +
 +
  
  
Line 34: Line 38:
  
 
==Macro reference==
 
==Macro reference==
 +
 +
{| 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;" | '''ReadPort'''
 +
|-
 +
| colspan="2" | Reads a value to one of the ports with a mask. Configures the masked bits to be inputs before reading the input value. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Port
 +
|-
 +
| colspan="2" | 0=PortA, 1=PortB 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Mask
 +
|-
 +
| colspan="2" | Allows port bits to be modified without effecting other bits, 255 = write full port. 
 +
|-
 +
| 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;" | '''ConfigureInversion'''
 +
|-
 +
| colspan="2" | Configures the pin inversion for the two ports.  Disabled on all pins by default. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | PortA
 +
|-
 +
| colspan="2" | Port A inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | PortB
 +
|-
 +
| colspan="2" | Port B inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
 +
|-
 +
| 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;" | '''ReadPortPin'''
 +
|-
 +
| colspan="2" | Reads a single port pin from one of the ports. Configures the pins to be an input before reading the input value. Returns 0 or 1 corresponding to the value on the port pin. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Port
 +
|-
 +
| colspan="2" | 0=PortA, 1=PortB 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Pin
 +
|-
 +
| colspan="2" | Port pin to read. Range: 0-7 
 +
|-
 +
| 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;" | '''WritePortPin'''
 +
|-
 +
| colspan="2" | Writes a single port pin on one of the ports. Configures the pins to be an output before writing the input value.  
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Port
 +
|-
 +
| colspan="2" | 0=PortA, 1=PortB 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Pin
 +
|-
 +
| colspan="2" | Port pin to read. Range: 0-7 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Value
 +
|-
 +
| colspan="2" | Value to output on the selected pin. Range: 0-1 
 +
|-
 +
| 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;" | '''WritePort'''
 +
|-
 +
| colspan="2" | Writes a value to one of the ports with a mask. Configures the masked bits to be outputs before writing the output value. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Port
 +
|-
 +
| colspan="2" | 0=PortA, 1=PortB 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Mask
 +
|-
 +
| colspan="2" | Allows port bits to be modified without effecting other bits, 255 = write full port. 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Value
 +
|-
 +
| colspan="2" | Value to write. Range 0-255 
 +
|-
 +
| 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;" | '''ConfigurePullups'''
 +
|-
 +
| colspan="2" | Configures the pullups for the two ports. Disabled on all pins by default. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | PortA
 +
|-
 +
| colspan="2" | Port A pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | PortB
 +
|-
 +
| colspan="2" | Port B pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
 +
|-
 +
| 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;" | '''ReadRegister'''
 +
|-
 +
| colspan="2" | Reads an 8-bit value from a register on the I/O expander device. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Address
 +
|-
 +
| colspan="2" | Register address to write to. Range: 0-15 
 +
|-
 +
| 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;" | '''WriteRegister'''
 +
|-
 +
| colspan="2" | Writes an 8-bit value to a register on the I/O expander device. 
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Address
 +
|-
 +
| colspan="2" | Register address to write to. Range: 0-15 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-u8-icon.png]] - BYTE
 +
| width="90%" | Value
 +
|-
 +
| colspan="2" | Value to write. Range: 0-255 
 +
|-
 +
| 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;" | '''Initialise'''
 +
|-
 +
| colspan="2" |  
 +
|-
 +
|-
 +
| 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''
 +
|}
 +
 +
 +
 +
 +
==Property reference==
 +
 +
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 +
|-
 +
| width="10%" align="center" style="background-color:#D8C9D8;" | [[File:Fc9-prop-icon.png]]
 +
| 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;" | SPI Communications
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 +
| width="90%" | External Address
 +
|-
 +
| colspan="2" | Selects the value of the three address pins for the MCP23S17. 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 +
| width="90%" | Channel
 +
|-
 +
| colspan="2" | SPI Channel selector 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 +
| width="90%" | Prescale
 +
|-
 +
| colspan="2" | Prescale option selector 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
 +
| width="90%" | MOSI
 +
|-
 +
| colspan="2" | SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
 +
| width="90%" | MISO
 +
|-
 +
| colspan="2" | SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
 +
| width="90%" | CLK
 +
|-
 +
| colspan="2" | SPI Clock Pin CLK - The Clock signal is driven by the SPI master. 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
 +
| width="90%" | CS / SS
 +
|-
 +
| colspan="2" | 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.  
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
 +
| width="90%" | Reset Pin
 +
|-
 +
| colspan="2" |  
 +
|-
 +
| width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
 +
| width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
 +
|-
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-10-icon.png]]
 +
| width="90%" | Label
 +
|-
 +
| colspan="2" |  
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
 +
| width="90%" | Show Comms Flasher
 +
|-
 +
| colspan="2" |  
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-7-icon.png]]
 +
| width="90%" | Scope Traces
 +
|-
 +
| colspan="2" | Selects if the scope traces are automatically generated or not 
 +
|-
 +
| 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 
 +
|-
 +
| width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
 +
| width="90%" | API
 +
|-
 +
| colspan="2" |  
 +
|}==Macro reference==
  
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"
 
{| class="wikitable" style="width:60%; background-color:#FFFFFF;"

Revision as of 15:14, 20 January 2023

Author Matrix TSL
Version 1.0
Category E-blocks 2


IO Expander component

Provides 16 digital input/output pins arranged into two 8-bit E-block 2 ports using a SPI bus connection.

Component Source Code

Please click here to view the component source code (Beta): FC_Comp_Source_EBlocks2_IOEXP_BL0155.fcfx

Detailed description

No detailed description exists yet for this component

Examples

No additional examples


Macro reference

Fc9-comp-macro.png ReadPort
Reads a value to one of the ports with a mask. Configures the masked bits to be inputs before reading the input value. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Mask
Allows port bits to be modified without effecting other bits, 255 = write full port. 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png ConfigureInversion
Configures the pin inversion for the two ports. Disabled on all pins by default. 
Fc9-u8-icon.png - BYTE PortA
Port A inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-u8-icon.png - BYTE PortB
Port B inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ReadPortPin
Reads a single port pin from one of the ports. Configures the pins to be an input before reading the input value. Returns 0 or 1 corresponding to the value on the port pin. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Pin
Port pin to read. Range: 0-7 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png WritePortPin
Writes a single port pin on one of the ports. Configures the pins to be an output before writing the input value.  
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Pin
Port pin to read. Range: 0-7 
Fc9-u8-icon.png - BYTE Value
Value to output on the selected pin. Range: 0-1 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png WritePort
Writes a value to one of the ports with a mask. Configures the masked bits to be outputs before writing the output value. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Mask
Allows port bits to be modified without effecting other bits, 255 = write full port. 
Fc9-u8-icon.png - BYTE Value
Value to write. Range 0-255 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ConfigurePullups
Configures the pullups for the two ports. Disabled on all pins by default. 
Fc9-u8-icon.png - BYTE PortA
Port A pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-u8-icon.png - BYTE PortB
Port B pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ReadRegister
Reads an 8-bit value from a register on the I/O expander device. 
Fc9-u8-icon.png - BYTE Address
Register address to write to. Range: 0-15 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png WriteRegister
Writes an 8-bit value to a register on the I/O expander device. 
Fc9-u8-icon.png - BYTE Address
Register address to write to. Range: 0-15 
Fc9-u8-icon.png - BYTE Value
Value to write. Range: 0-255 
Fc9-void-icon.png - VOID Return


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



Property reference

Fc9-prop-icon.png Properties
Fc9-conn-icon.png SPI Communications
Fc9-type-16-icon.png External Address
Selects the value of the three address pins for the MCP23S17. 
Fc9-type-16-icon.png Channel
SPI Channel selector 
Fc9-type-16-icon.png Prescale
Prescale option selector 
Fc9-type-5-icon.png MOSI
SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. 
Fc9-type-5-icon.png MISO
SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. 
Fc9-type-5-icon.png CLK
SPI Clock Pin CLK - The Clock signal is driven by the SPI master. 
Fc9-type-5-icon.png 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.  
Fc9-type-5-icon.png Reset Pin
 
Fc9-conn-icon.png Simulation
Fc9-type-10-icon.png Label
 
Fc9-type-7-icon.png Show Comms Flasher
 
Fc9-type-7-icon.png Scope Traces
Selects if the scope traces are automatically generated or not 
Fc9-type-7-icon.png Console Data
Selects if the console data is automatically generated or not 
Fc9-type-16-icon.png API
 

==Macro reference==

Fc9-comp-macro.png ReadPort
Reads a value to one of the ports with a mask. Configures the masked bits to be inputs before reading the input value. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Mask
Allows port bits to be modified without effecting other bits, 255 = write full port. 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png ConfigureInversion
Configures the pin inversion for the two ports. Disabled on all pins by default. 
Fc9-u8-icon.png - BYTE PortA
Port A inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-u8-icon.png - BYTE PortB
Port B inversion sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ReadPortPin
Reads a single port pin from one of the ports. Configures the pins to be an input before reading the input value. Returns 0 or 1 corresponding to the value on the port pin. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Pin
Port pin to read. Range: 0-7 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png WritePortPin
Writes a single port pin on one of the ports. Configures the pins to be an output before writing the input value.  
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Pin
Port pin to read. Range: 0-7 
Fc9-u8-icon.png - BYTE Value
Value to output on the selected pin. Range: 0-1 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png WritePort
Writes a value to one of the ports with a mask. Configures the masked bits to be outputs before writing the output value. 
Fc9-u8-icon.png - BYTE Port
0=PortA, 1=PortB 
Fc9-u8-icon.png - BYTE Mask
Allows port bits to be modified without effecting other bits, 255 = write full port. 
Fc9-u8-icon.png - BYTE Value
Value to write. Range 0-255 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ConfigurePullups
Configures the pullups for the two ports. Disabled on all pins by default. 
Fc9-u8-icon.png - BYTE PortA
Port A pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-u8-icon.png - BYTE PortB
Port B pull ups sent as an 8-bit value, 0 = Disabled, 1 = Enabled 
Fc9-void-icon.png - VOID Return


Fc9-comp-macro.png ReadRegister
Reads an 8-bit value from a register on the I/O expander device. 
Fc9-u8-icon.png - BYTE Address
Register address to write to. Range: 0-15 
Fc9-u8-icon.png - BYTE Return


Fc9-comp-macro.png WriteRegister
Writes an 8-bit value to a register on the I/O expander device. 
Fc9-u8-icon.png - BYTE Address
Register address to write to. Range: 0-15 
Fc9-u8-icon.png - BYTE Value
Value to write. Range: 0-255 
Fc9-void-icon.png - VOID Return


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



Property reference

Fc9-prop-icon.png Properties
Fc9-conn-icon.png SPI Communications
Fc9-type-16-icon.png External Address
Selects the value of the three address pins for the MCP23S17. 
Fc9-type-16-icon.png Channel
SPI Channel selector 
Fc9-type-16-icon.png Prescale
Prescale option selector 
Fc9-type-5-icon.png MOSI
SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. 
Fc9-type-5-icon.png MISO
SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. 
Fc9-type-5-icon.png CLK
SPI Clock Pin CLK - The Clock signal is driven by the SPI master. 
Fc9-type-5-icon.png 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.  
Fc9-type-5-icon.png Reset Pin
 
Fc9-conn-icon.png Simulation
Fc9-type-10-icon.png Label
 
Fc9-type-7-icon.png Show Comms Flasher
 
Fc9-type-7-icon.png Scope Traces
Selects if the scope traces are automatically generated or not 
Fc9-type-7-icon.png Console Data
Selects if the console data is automatically generated or not 
Fc9-type-16-icon.png API
 
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