Component: Digital Potentiometer (MCP41XX / MCP42XX) (Analog Output)
| Author | Matrix TSL |
| Version | 1.0 |
| Category | Analog Output |
Digital Potentiometer (MCP41XX / MCP42XX) component
The MCP41XX and MCP42XX device range supports up to 2 digital potentiometers or rheostat outputs. 129 or 257 possible output resistance values for each channel.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_MCP41xx_42xx_Digital_Pot.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_MCP41xx_42xx_Digital_Pot.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
|
IncrementWiper |
| Increments a single volatile wiper value | |
 - BYTE
|
Index |
| Range: 0-1 | |
 - VOID
|
Return |
|
|
DecrementWiper |
| Decrements a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
SetWiper |
| Sets the value of a single wiper | |
| - BYTE
|
Index |
| Range: 0-1 | |
 - UINT
|
Value |
| 129 Taps Range: 0-128 / 257 Taps Range: 0-256 | |
 - BOOL
|
MemoryType |
| 0=Volatile, 1=Nonvolatile | |
| - VOID
|
Return |
|
|
ReadAddress |
| Reads a value from one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Return |
|
|
WriteAddress |
| Writes a value to one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Value |
| Range: 0-256 | |
| - VOID
|
Return |
|
|
Initialise |
| Startup the SPI peripheral ready for communications. | |
| - VOID
|
Return |
Property reference
|
Properties |
|
SPI Properties |
|
Channel |
| SPI Channel selector | |
|
|
Prescale |
| Prescale option selector | |
|
MOSI |
| SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. | |
|
|
MOSI Remap Pin |
| Select which the target pin to assign the MOSI hardware pin functionality. | |
|
|
MISO |
| SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. | |
|
|
MISO Remap Pin |
| Select which the target pin to assign the MISO hardware pin functionality. | |
|
|
CLK |
| SPI Clock Pin CLK - The Clock signal is driven by the SPI master. | |
|
|
CLK Remap Pin |
| Select which the target pin to assign the CLK hardware pin functionality. | |
|
|
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. | |
|
|
Device Properties |
|
|
Number of Outputs |
|
|
Number of Taps |
|
|
Simulation |
|
Simulate Comms |
==Macro reference==
|
|
IncrementWiper |
| Increments a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
DecrementWiper |
| Decrements a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
SetWiper |
| Sets the value of a single wiper | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - UINT
|
Value |
| 129 Taps Range: 0-128 / 257 Taps Range: 0-256 | |
| - BOOL
|
MemoryType |
| 0=Volatile, 1=Nonvolatile | |
| - VOID
|
Return |
|
|
ReadAddress |
| Reads a value from one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Return |
|
|
WriteAddress |
| Writes a value to one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Value |
| Range: 0-256 | |
| - VOID
|
Return |
|
|
Initialise |
| Startup the SPI peripheral ready for communications. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
SPI Properties |
|
|
Channel |
| SPI Channel selector | |
|
|
Prescale |
| Prescale option selector | |
|
|
MOSI |
| SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. | |
|
|
MOSI Remap Pin |
| Select which the target pin to assign the MOSI hardware pin functionality. | |
|
|
MISO |
| SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. | |
|
|
MISO Remap Pin |
| Select which the target pin to assign the MISO hardware pin functionality. | |
|
|
CLK |
| SPI Clock Pin CLK - The Clock signal is driven by the SPI master. | |
|
|
CLK Remap Pin |
| Select which the target pin to assign the CLK hardware pin functionality. | |
|
|
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. | |
|
|
Device Properties |
|
|
Number of Outputs |
|
|
Number of Taps |
|
|
Simulation |
|
|
Simulate Comms |
==Macro reference==
|
|
IncrementWiper |
| Increments a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
DecrementWiper |
| Decrements a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
SetWiper |
| Sets the value of a single wiper | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - UINT
|
Value |
| 129 Taps Range: 0-128 / 257 Taps Range: 0-256 | |
| - BOOL
|
MemoryType |
| 0=Volatile, 1=Nonvolatile | |
| - VOID
|
Return |
|
|
ReadAddress |
| Reads a value from one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Return |
|
|
WriteAddress |
| Writes a value to one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Value |
| Range: 0-256 | |
| - VOID
|
Return |
|
|
Initialise |
| Startup the SPI peripheral ready for communications. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
SPI Properties |
|
|
Channel |
| SPI Channel selector | |
|
|
Prescale |
| Prescale option selector | |
|
|
MOSI |
| SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. | |
|
|
MOSI Remap Pin |
| Select which the target pin to assign the MOSI hardware pin functionality. | |
|
|
MISO |
| SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. | |
|
|
MISO Remap Pin |
| Select which the target pin to assign the MISO hardware pin functionality. | |
|
|
CLK |
| SPI Clock Pin CLK - The Clock signal is driven by the SPI master. | |
|
|
CLK Remap Pin |
| Select which the target pin to assign the CLK hardware pin functionality. | |
|
|
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. | |
|
|
Device Properties |
|
|
Number of Outputs |
|
|
Number of Taps |
|
|
Simulation |
|
|
Simulate Comms |
==Macro reference==
|
|
IncrementWiper |
| Increments a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
DecrementWiper |
| Decrements a single volatile wiper value | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - VOID
|
Return |
|
|
SetWiper |
| Sets the value of a single wiper | |
| - BYTE
|
Index |
| Range: 0-1 | |
| - UINT
|
Value |
| 129 Taps Range: 0-128 / 257 Taps Range: 0-256 | |
| - BOOL
|
MemoryType |
| 0=Volatile, 1=Nonvolatile | |
| - VOID
|
Return |
|
|
ReadAddress |
| Reads a value from one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Return |
|
|
WriteAddress |
| Writes a value to one of the registers on the device | |
| - BYTE
|
Address |
| Range: 0-15 | |
| - UINT
|
Value |
| Range: 0-256 | |
| - VOID
|
Return |
|
|
Initialise |
| Startup the SPI peripheral ready for communications. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
SPI Properties |
|
|
Channel |
| SPI Channel selector | |
|
|
Prescale |
| Prescale option selector | |
|
|
MOSI |
| SPI Data Out Pin SDO - Also Known as Master Out Slave In (MOSI) when used in Master mode. | |
|
|
MOSI Remap Pin |
| Select which the target pin to assign the MOSI hardware pin functionality. | |
|
|
MISO |
| SPI Data In Pin SDI - Also Known as Master In Slave Out (MISO) when used in Master mode. | |
|
|
MISO Remap Pin |
| Select which the target pin to assign the MISO hardware pin functionality. | |
|
|
CLK |
| SPI Clock Pin CLK - The Clock signal is driven by the SPI master. | |
|
|
CLK Remap Pin |
| Select which the target pin to assign the CLK hardware pin functionality. | |
|
|
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. | |
|
|
Device Properties |
|
|
Number of Outputs |
|
|
Number of Taps |
|
|
Simulation |
|
|
Simulate Comms |