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2025-10-22T14:13:09Z

Created page with "{| style="width:50%" |- | width="20%" style="color:gray;" | Author | Matrix TSL |- | width="20%" style="color:gray;" | Version | 1.0 |- | width="20%" style="color:gray..."

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{| style="width:50%"
|-
| width="20%" style="color:gray;" | Author
| Matrix TSL
|-
| width="20%" style="color:gray;" | Version
| 1.0
|-
| width="20%" style="color:gray;" | Category
| Analog Output
|}

==DDS DAC Synth (AD9851) component==
Digitally programmable frequency synthesiser module.

==Detailed description==

''No detailed description exists yet for this component''

==Examples==

''<span style="color:red;">No additional examples</span>''

==Macro reference==

===Initialise===
{| 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" | Sets up the pin connections to the module, ready for communications 
|-
|-
| 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''
|}

===Reset===
{| 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;" | '''Reset'''
|-
| colspan="2" | Resets the DDS module 
|-
|-
| 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''
|}

===SweepTone===
{| 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;" | '''SweepTone'''
|-
| colspan="2" | This function will generate Frequency Sweep signal 
|-
|-
| width="10%" align="center" | [[File:Fc9-u32-icon.png]] - ULONG
| width="90%" | Frequency
|-
| colspan="2" | Center frequency in Hz 
|-
| width="10%" align="center" | [[File:Fc9-u32-icon.png]] - ULONG
| width="90%" | Deviation
|-
| colspan="2" | Sweep deviation in Hz 
|-
| width="10%" align="center" | [[File:Fc9-s32-icon.png]] - LONG
| width="90%" | Step
|-
| colspan="2" | Step or Frequency Resolution in Hz + or - 
|-
| width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| width="90%" | Delay_us
|-
| colspan="2" | Time in micro seconds between each step 
|-
| 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''
|}

===WriteFrequency===
{| 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;" | '''WriteFrequency'''
|-
| colspan="2" | This function will write the desired frequency into AD9851 and generate SINE WAVE The 6 x Clock multiplier is always enabled (assume that you are using 30 MHz clock) Frequency range: DC - 90 MHz (DC - 60 MHz in practice) 
|-
|-
| width="10%" align="center" | [[File:Fc9-u32-icon.png]] - ULONG
| width="90%" | Frequency
|-
| 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" | [[File:Fc9-type-5-icon.png]]
| width="90%" | Reset
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| width="90%" | Data
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| width="90%" | FQ_UD
|-
| colspan="2" |  
|-
| width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| width="90%" | CLK
|-
| colspan="2" |  
|}

==Component Source Code==

Please click here to download the component source project: [https://www.flowcode.co.uk/wiki/componentsource/FC_Comp_Source_AD9851_DDS_DAC_Frequency_Synth.fcfx FC_Comp_Source_AD9851_DDS_DAC_Frequency_Synth.fcfx]

Please click here to view the component source code (Beta): [https://www.flowcode.co.uk/FlowchartView/?wfile=componentsource/FC_Comp_Source_AD9851_DDS_DAC_Frequency_Synth.fcfx FC_Comp_Source_AD9851_DDS_DAC_Frequency_Synth.fcfx]

Component: DDS DAC Synth (AD9851) (Analog Output) - Revision history

Wiki bot: Created page with "{| style="width:50%" |- | width="20%" style="color:gray;" | Author | Matrix TSL |- | width="20%" style="color:gray;" | Version | 1.0 |- | width="20%" style="color:gray..."