Difference between revisions of "Component: DAC (MCP4725) (MCP4725) (Analog Output)"
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==Component Source Code== | ==Component Source Code== | ||
| − | Please click here to download the component source project: [https://www.flowcode.co.uk/ | + | Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_DAC_MCP4725.fcfx FC_Comp_Source_DAC_MCP4725.fcfx] |
Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_DAC_MCP4725.fcfx FC_Comp_Source_DAC_MCP4725.fcfx] | Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_DAC_MCP4725.fcfx FC_Comp_Source_DAC_MCP4725.fcfx] | ||
==Detailed description== | ==Detailed description== | ||
| + | |||
| + | |||
| Line 44: | Line 46: | ||
==Examples== | ==Examples== | ||
| + | |||
| + | |||
| Line 66: | Line 70: | ||
==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;" | '''SetOutput''' | ||
| + | |- | ||
| + | | colspan="2" | Sets the output voltage of the DAC 12-Bit: Range 0-4095 | ||
| + | |- | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT | ||
| + | | width="90%" | DAC_Value | ||
| + | |- | ||
| + | | colspan="2" | The value to output to the DAC | ||
| + | |- | ||
| + | | 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;" | '''Disable''' | ||
| + | |- | ||
| + | | colspan="2" | Disables the DAC output. | ||
| + | |- | ||
| + | |- | ||
| + | | 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;" | '''Enable''' | ||
| + | |- | ||
| + | | colspan="2" | Enables the DAC Output. | ||
| + | |- | ||
| + | |- | ||
| + | | 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" | Configures the I2C peripheral ready for communications and initialises the internal variables. DAC needs to be enabled before any output voltage can be generated. | ||
| + | |- | ||
| + | |- | ||
| + | | 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" | [[File:Fc9-type-16-icon.png]] | ||
| + | | width="90%" | Disabled Pull Down | ||
| + | |- | ||
| + | | colspan="2" | Sets the pull down resistance when the IC's DAC output is disabled. | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-15-icon.png]] | ||
| + | | width="90%" | Vref Voltage | ||
| + | |- | ||
| + | | colspan="2" | Reference Voltage, Used to calculate the Voltage resolution. | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]] | ||
| + | | width="90%" | Steps | ||
| + | |- | ||
| + | | colspan="2" | Number of discrete output states available from the DAC. | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-14-icon.png]] | ||
| + | | width="90%" | Control Bits | ||
| + | |- | ||
| + | | colspan="2" | Number of digital control bits | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-10-icon.png]] | ||
| + | | width="90%" | Resolution | ||
| + | |- | ||
| + | | colspan="2" | Maximum output resolution based on number of control bits. | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-15-icon.png]] | ||
| + | | width="90%" | Voltage Resolution | ||
| + | |- | ||
| + | | colspan="2" | Specifies the Resolution per digital bit in terms of Voltage. | ||
| + | |- | ||
| + | | width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]] | ||
| + | | width="90%" style="background-color:#EAE1EA; color:#4B008D;" | I2C Connections | ||
| + | |- | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]] | ||
| + | | width="90%" | User Address Bits | ||
| + | |- | ||
| + | | colspan="2" | Specifies the bottom three "user" bits of the I2C 7-bit address | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]] | ||
| + | | width="90%" | Channel | ||
| + | |- | ||
| + | | colspan="2" | Channel selection | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]] | ||
| + | | width="90%" | SDA | ||
| + | |- | ||
| + | | colspan="2" | Pin used for SDA (data signal) | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]] | ||
| + | | width="90%" | SCL | ||
| + | |- | ||
| + | | colspan="2" | Pin used for SCL (clock signal) | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-7-icon.png]] | ||
| + | | width="90%" | Stop Delay | ||
| + | |- | ||
| + | | 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. | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]] | ||
| + | | width="90%" | Baud Select | ||
| + | |- | ||
| + | | colspan="2" | Baud rate option selector | ||
| + | |- | ||
| + | | width="10%" align="center" | [[File:Fc9-type-14-icon.png]] | ||
| + | | width="90%" | Baud Rate | ||
| + | |- | ||
| + | | colspan="2" | Baud rate to be used | ||
| + | |- | ||
| + | | 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-7-icon.png]] | ||
| + | | width="90%" | Simulate Comms | ||
| + | |- | ||
| + | | colspan="2" | | ||
| + | |}==Macro reference== | ||
{| class="wikitable" style="width:60%; background-color:#FFFFFF;" | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | ||
Revision as of 09:55, 27 January 2023
| Author | Matrix TSL |
| Version | 1.0 |
| Category | Analog Output |
Contents
DAC (MCP4725) component
Component to drive a 12-bit digital to analogue converter (DAC) IC from Microchip via an I2C interface.
Component Source Code
Please click here to download the component source project: FC_Comp_Source_DAC_MCP4725.fcfx
Please click here to view the component source code (Beta): FC_Comp_Source_DAC_MCP4725.fcfx
Detailed description
No detailed description exists yet for this component
Examples
No additional examples
Macro reference
|
SetOutput |
| Sets the output voltage of the DAC 12-Bit: Range 0-4095 | |
 - UINT
|
DAC_Value |
| The value to output to the DAC | |
 - VOID
|
Return |
|
|
Disable |
| Disables the DAC output. | |
| - VOID
|
Return |
|
|
Enable |
| Enables the DAC Output. | |
| - VOID
|
Return |
|
|
Initialise |
| Configures the I2C peripheral ready for communications and initialises the internal variables. DAC needs to be enabled before any output voltage can be generated. | |
| - VOID
|
Return |
Property reference
|
Properties |
|
Disabled Pull Down |
| Sets the pull down resistance when the IC's DAC output is disabled. | |
|
Vref Voltage |
| Reference Voltage, Used to calculate the Voltage resolution. | |
|
Steps |
| Number of discrete output states available from the DAC. | |
|
Control Bits |
| Number of digital control bits | |
|
Resolution |
| Maximum output resolution based on number of control bits. | |
|
|
Voltage Resolution |
| Specifies the Resolution per digital bit in terms of Voltage. | |
|
I2C Connections |
|
|
User Address Bits |
| Specifies the bottom three "user" bits of the I2C 7-bit address | |
|
|
Channel |
| Channel selection | |
|
SDA |
| Pin used for SDA (data signal) | |
|
|
SCL |
| Pin used for SCL (clock signal) | |
|
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. | |
|
|
Baud Select |
| Baud rate option selector | |
|
|
Baud Rate |
| Baud rate to be used | |
|
|
Simulation |
|
|
Simulate Comms |
==Macro reference==
|
|
SetOutput |
| Sets the output voltage of the DAC 12-Bit: Range 0-4095 | |
| - UINT
|
DAC_Value |
| The value to output to the DAC | |
| - VOID
|
Return |
|
|
Disable |
| Disables the DAC output. | |
| - VOID
|
Return |
|
|
Enable |
| Enables the DAC Output. | |
| - VOID
|
Return |
|
|
Initialise |
| Configures the I2C peripheral ready for communications and initialises the internal variables. DAC needs to be enabled before any output voltage can be generated. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
Disabled Pull Down |
| Sets the pull down resistance when the IC's DAC output is disabled. | |
|
|
Vref Voltage |
| Reference Voltage, Used to calculate the Voltage resolution. | |
|
|
Steps |
| Number of discrete output states available from the DAC. | |
|
|
Control Bits |
| Number of digital control bits | |
|
|
Resolution |
| Maximum output resolution based on number of control bits. | |
|
|
Voltage Resolution |
| Specifies the Resolution per digital bit in terms of Voltage. | |
|
|
I2C Connections |
|
|
User Address Bits |
| Specifies the bottom three "user" bits of the I2C 7-bit address | |
|
|
Channel |
| Channel selection | |
|
|
SDA |
| Pin used for SDA (data signal) | |
|
|
SCL |
| Pin used for SCL (clock signal) | |
|
|
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. | |
|
|
Baud Select |
| Baud rate option selector | |
|
|
Baud Rate |
| Baud rate to be used | |
|
|
Simulation |
|
|
Simulate Comms |
==Macro reference==
|
|
SetOutput |
| Sets the output voltage of the DAC 12-Bit: Range 0-4095 | |
| - UINT
|
DAC_Value |
| The value to output to the DAC | |
| - VOID
|
Return |
|
|
Disable |
| Disables the DAC output. | |
| - VOID
|
Return |
|
|
Enable |
| Enables the DAC Output. | |
| - VOID
|
Return |
|
|
Initialise |
| Configures the I2C peripheral ready for communications and initialises the internal variables. DAC needs to be enabled before any output voltage can be generated. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
Disabled Pull Down |
| Sets the pull down resistance when the IC's DAC output is disabled. | |
|
|
Vref Voltage |
| Reference Voltage, Used to calculate the Voltage resolution. | |
|
|
Steps |
| Number of discrete output states available from the DAC. | |
|
|
Control Bits |
| Number of digital control bits | |
|
|
Resolution |
| Maximum output resolution based on number of control bits. | |
|
|
Voltage Resolution |
| Specifies the Resolution per digital bit in terms of Voltage. | |
|
|
I2C Connections |
|
|
User Address Bits |
| Specifies the bottom three "user" bits of the I2C 7-bit address | |
|
|
Channel |
| Channel selection | |
|
|
SDA |
| Pin used for SDA (data signal) | |
|
|
SCL |
| Pin used for SCL (clock signal) | |
|
|
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. | |
|
|
Baud Select |
| Baud rate option selector | |
|
|
Baud Rate |
| Baud rate to be used | |
|
|
Simulation |
|
|
Simulate Comms |
==Macro reference==
|
|
SetOutput |
| Sets the output voltage of the DAC 12-Bit: Range 0-4095 | |
| - UINT
|
DAC_Value |
| The value to output to the DAC | |
| - VOID
|
Return |
|
|
Disable |
| Disables the DAC output. | |
| - VOID
|
Return |
|
|
Enable |
| Enables the DAC Output. | |
| - VOID
|
Return |
|
|
Initialise |
| Configures the I2C peripheral ready for communications and initialises the internal variables. DAC needs to be enabled before any output voltage can be generated. | |
| - VOID
|
Return |
Property reference
|
|
Properties |
|
|
Disabled Pull Down |
| Sets the pull down resistance when the IC's DAC output is disabled. | |
|
|
Vref Voltage |
| Reference Voltage, Used to calculate the Voltage resolution. | |
|
|
Steps |
| Number of discrete output states available from the DAC. | |
|
|
Control Bits |
| Number of digital control bits | |
|
|
Resolution |
| Maximum output resolution based on number of control bits. | |
|
|
Voltage Resolution |
| Specifies the Resolution per digital bit in terms of Voltage. | |
|
|
I2C Connections |
|
|
User Address Bits |
| Specifies the bottom three "user" bits of the I2C 7-bit address | |
|
|
Channel |
| Channel selection | |
|
|
SDA |
| Pin used for SDA (data signal) | |
|
|
SCL |
| Pin used for SCL (clock signal) | |
|
|
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. | |
|
|
Baud Select |
| Baud rate option selector | |
|
|
Baud Rate |
| Baud rate to be used | |
|
|
Simulation |
|
|
Simulate Comms |
