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| ==Detailed description== | | ==Detailed description== |
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− | ''<span style="color:red;">No additional examples</span>''
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| | | |
| | | |
− | ==Macro reference== | + | ''<span style="color:red;">No additional examples</span>'' |
| | | |
− | {| 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;" | '''Stop'''
| |
− | |-
| |
− | | colspan="2" | Stops the I2S audio stream
| |
− | |-
| |
− | |-
| |
− | | 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;" | '''Read'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to receive length number of samples, returns samples received. 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array to populate with incoming data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and receive
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for incoming samples
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | 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;" | '''CheckQueue'''
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− | |-
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− | | colspan="2" | Checks the I2S Event queue for a DMA Buffer full or empty event. For an output returns true when there is an empty DMA buffer available. For an input return true when there is a full DMA buffer available.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-bool-icon.png]] - BOOL
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− | | 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]]
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− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Write'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to send length number of samples, returns samples sent 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array containing outgoing data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and send
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
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− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for space in the outgoing buffer
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | 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;" | '''Start'''
| |
− | |-
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− | | colspan="2" | Starts the I2S audio stream, auto started by the initialise function.
| |
− | |-
| |
− | |-
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− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
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− | | width="90%" style="border-top: 2px solid #000;" | ''Return''
| |
− | |}
| |
| | | |
| | | |
− | {| class="wikitable" style="width:60%; background-color:#FFFFFF;"
| |
− | |-
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− | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
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− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Initialise'''
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− | |-
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− | | colspan="2" | Configures the I2C peripheral ready for data.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-void-icon.png]] - VOID
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− | | 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]]
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− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Properties'''
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
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− | | width="90%" | Channel
| |
− | |-
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− | | colspan="2" | DAC Channel number
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
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− | | width="90%" | Clock Pin
| |
− | |-
| |
− | | colspan="2" | I2S Clock Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
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− | | width="90%" | Serial Data Pin
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− | |-
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− | | colspan="2" | I2S Serial Data (SD) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
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− | | width="90%" | Word Select Pin
| |
− | |-
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− | | colspan="2" | I2S Word Select (WS) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
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− | | width="90%" | Mode
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− | |-
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− | | colspan="2" | Configures if the I2S peripheral is a master or slave on the bus.
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
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− | | width="90%" | Data Direction
| |
− | |-
| |
− | | colspan="2" | Controls if the I2S data is coming in or out of the microcontroller
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
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− | | width="90%" | Audio Channels
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− | |-
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− | | colspan="2" | Number of distinct audio channels in the data stream
| |
− | |-
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− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
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− | | width="90%" | Sample Rate
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− | |-
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− | | colspan="2" | Audio sample rate in Hz
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− | |-
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− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
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− | | width="90%" | Data Bits
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− | |-
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− | | colspan="2" | Nmber of bits in each audio sample
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− | |-
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− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
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− | | width="90%" | DMA Buffer Count
| |
− | |-
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− | | colspan="2" | I2S DMA Buffer Count
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− | |-
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− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
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− | | width="90%" | DMA Buffer Size
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− | |-
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− | | colspan="2" | I2S DMA Buffer Size
| |
− | |-
| |
− | | width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
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− | | width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
| |
− | |-
| |
− | |}==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;" | '''Stop'''
| |
− | |-
| |
− | | colspan="2" | Stops the I2S audio stream
| |
− | |-
| |
− | |-
| |
− | | 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;" | '''Read'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to receive length number of samples, returns samples received. 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array to populate with incoming data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and receive
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for incoming samples
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" style="border-top: 2px solid #000;" | ''Return''
| |
− | |}
| |
| | | |
| + | ==Macro reference== |
| | | |
| + | ===CheckQueue=== |
| {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
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Line 105: |
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| | | |
− | {| class="wikitable" style="width:60%; background-color:#FFFFFF;"
| + | ===Initialise=== |
− | |-
| |
− | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| |
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Write'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to send length number of samples, returns samples sent 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array containing outgoing data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and send
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
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− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for space in the outgoing buffer
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | 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;" | '''Start'''
| |
− | |-
| |
− | | colspan="2" | Starts the I2S audio stream, auto started by the initialise function.
| |
− | |-
| |
− | |-
| |
− | | 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;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
Line 359: |
Line 119: |
| | | |
| | | |
− | | + | ===Read=== |
− | | |
− | ==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%" | Channel
| |
− | |-
| |
− | | colspan="2" | DAC Channel number
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Clock Pin
| |
− | |-
| |
− | | colspan="2" | I2S Clock Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Serial Data Pin
| |
− | |-
| |
− | | colspan="2" | I2S Serial Data (SD) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Word Select Pin
| |
− | |-
| |
− | | colspan="2" | I2S Word Select (WS) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Mode
| |
− | |-
| |
− | | colspan="2" | Configures if the I2S peripheral is a master or slave on the bus.
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Data Direction
| |
− | |-
| |
− | | colspan="2" | Controls if the I2S data is coming in or out of the microcontroller
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Audio Channels
| |
− | |-
| |
− | | colspan="2" | Number of distinct audio channels in the data stream
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | Sample Rate
| |
− | |-
| |
− | | colspan="2" | Audio sample rate in Hz
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Data Bits
| |
− | |-
| |
− | | colspan="2" | Nmber of bits in each audio sample
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | DMA Buffer Count
| |
− | |-
| |
− | | colspan="2" | I2S DMA Buffer Count
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | DMA Buffer Size
| |
− | |-
| |
− | | colspan="2" | I2S DMA Buffer Size
| |
− | |-
| |
− | | width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
| |
− | | width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
| |
− | |-
| |
− | |}==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;" | '''Stop'''
| |
− | |-
| |
− | | colspan="2" | Stops the I2S audio stream
| |
− | |-
| |
− | |-
| |
− | | 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;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
Line 470: |
Line 148: |
| | | |
| | | |
− | {| class="wikitable" style="width:60%; background-color:#FFFFFF;"
| + | ===Start=== |
− | |-
| |
− | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| |
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''CheckQueue'''
| |
− | |-
| |
− | | colspan="2" | Checks the I2S Event queue for a DMA Buffer full or empty event. For an output returns true when there is an empty DMA buffer available. For an input return true when there is a full DMA buffer available.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-bool-icon.png]] - BOOL
| |
− | | 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;" | '''Write'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to send length number of samples, returns samples sent 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array containing outgoing data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and send
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for space in the outgoing buffer
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" style="border-top: 2px solid #000;" | ''Return''
| |
− | |}
| |
− | | |
− | | |
| {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
Line 524: |
Line 162: |
| | | |
| | | |
− | {| class="wikitable" style="width:60%; background-color:#FFFFFF;"
| + | ===Stop=== |
− | |-
| |
− | | 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 data.
| |
− | |-
| |
− | |-
| |
− | | 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%" | Channel
| |
− | |-
| |
− | | colspan="2" | DAC Channel number
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Clock Pin
| |
− | |-
| |
− | | colspan="2" | I2S Clock Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Serial Data Pin
| |
− | |-
| |
− | | colspan="2" | I2S Serial Data (SD) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-5-icon.png]]
| |
− | | width="90%" | Word Select Pin
| |
− | |-
| |
− | | colspan="2" | I2S Word Select (WS) Pin
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Mode
| |
− | |-
| |
− | | colspan="2" | Configures if the I2S peripheral is a master or slave on the bus.
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Data Direction
| |
− | |-
| |
− | | colspan="2" | Controls if the I2S data is coming in or out of the microcontroller
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Audio Channels
| |
− | |-
| |
− | | colspan="2" | Number of distinct audio channels in the data stream
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | Sample Rate
| |
− | |-
| |
− | | colspan="2" | Audio sample rate in Hz
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-16-icon.png]]
| |
− | | width="90%" | Data Bits
| |
− | |-
| |
− | | colspan="2" | Nmber of bits in each audio sample
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | DMA Buffer Count
| |
− | |-
| |
− | | colspan="2" | I2S DMA Buffer Count
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-type-21-icon.png]]
| |
− | | width="90%" | DMA Buffer Size
| |
− | |-
| |
− | | colspan="2" | I2S DMA Buffer Size
| |
− | |-
| |
− | | width="10%" align="center" style="background-color:#EAE1EA;" | [[File:Fc9-conn-icon.png]]
| |
− | | width="90%" style="background-color:#EAE1EA; color:#4B008D;" | Simulation
| |
− | |-
| |
− | |}==Macro reference==
| |
− | | |
| {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
Line 620: |
Line 176: |
| | | |
| | | |
− | {| class="wikitable" style="width:60%; background-color:#FFFFFF;"
| + | ===Write=== |
− | |-
| |
− | | width="10%" align="center" style="background-color:#D8C9D8;" align="center" | [[File:Fc9-comp-macro.png]]
| |
− | | width="90%" style="background-color:#D8C9D8; color:#4B008D;" | '''Read'''
| |
− | |-
| |
− | | colspan="2" | Wait timeout ticks to receive length number of samples, returns samples received. 24 and 32-bit data must be split into two integer values per sample.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-s16-icon.png]] - INT
| |
− | | width="90%" | Data
| |
− | |-
| |
− | | colspan="2" | Data array to populate with incoming data
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Length
| |
− | |-
| |
− | | colspan="2" | Max number of samples to try and receive
| |
− | |-
| |
− | | width="10%" align="center" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | width="90%" | Timeout
| |
− | |-
| |
− | | colspan="2" | Max number of ticks to wait for incoming samples
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-u16-icon.png]] - UINT
| |
− | | 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;" | '''CheckQueue'''
| |
− | |-
| |
− | | colspan="2" | Checks the I2S Event queue for a DMA Buffer full or empty event. For an output returns true when there is an empty DMA buffer available. For an input return true when there is a full DMA buffer available.
| |
− | |-
| |
− | |-
| |
− | | width="10%" align="center" style="border-top: 2px solid #000;" | [[File:Fc9-bool-icon.png]] - BOOL
| |
− | | width="90%" style="border-top: 2px solid #000;" | ''Return''
| |
− | |}
| |
− | | |
− | | |
| {| class="wikitable" style="width:60%; background-color:#FFFFFF;" | | {| class="wikitable" style="width:60%; background-color:#FFFFFF;" |
| |- | | |- |
Line 687: |
Line 203: |
| | width="90%" style="border-top: 2px solid #000;" | ''Return'' | | | 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;" | '''Start'''
| |
− | |-
| |
− | | colspan="2" | Starts the I2S audio stream, auto started by the initialise function.
| |
− | |-
| |
− | |-
| |
− | | 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 data.
| |
− | |-
| |
− | |-
| |
− | | 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''
| |
− | |}
| |
− |
| |
− |
| |
| | | |
| | | |