corrections and cleaning up
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@ -1,33 +1,33 @@
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<!--
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---
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name: "IQaudIO Pi-DAC+"
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description: Program Arduino with Raspberry Pi SPI
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name: "Pi-DAC+"
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manufacturer: IQaudIO
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buy: http://www.iqaudio.co.uk
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description: An I2S digital to analog audio converter HAT for the Pi
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install:
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'devices':
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- 'i2c'
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pincount: 40
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pin:
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1:
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2:
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3:
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4:
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mode: i2c
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5:
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6:
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9:
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mode: i2c
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12:
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name: I2S
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14:
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15:
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name: (optional) Mute/Unmute Pi-AMP+
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16:
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name: Rotary Encoder
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name: (optional) Rotary Encoder
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18:
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name: Rotary Encoder
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name: (optional) Rotary Encoder
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20:
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22:
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name: Mute/Unmute
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25:
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name: IR Sensor
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27:
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28:
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name: (optional) IR Sensor
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35:
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name: I2S
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38:
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name: I2S
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39:
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40:
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name: I2S
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-->
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@ -35,11 +35,13 @@ pin:
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The Pi-DAC+ takes the digital audio signals (I2S) from the Raspberry Pi and through the
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onboard Texas Instruments PCM5122 DAC delivers variable output (hardware volume
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control) analog audio to the Pi-DAC+’s Phono connectors. The PI-DAC+ also, via the
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control) analog audio to the Pi-DAC+ Phono connectors. The PI-DAC+ also, via the
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Texas Instruments TPA6133A headphone amp, supports the direct use of headphones via
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the Pi-DAC+’s 3.5mm audio jack.
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the Pi-DAC+ 3.5mm audio jack.
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The Pi Dac uses GPIO22 to mute/unmute the Pi-AMP+.
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You can use GPIO25 to connect an IR sensor and GPIO23/24 for a rotary encoder. Both of
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these parts are optional, but are broken out on the Pi-DAC+ for convinient access.
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these parts are optional, but are broken out on the Pi-DAC+ for convenient access.
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Note: pins marked as optional can be used for general purpose if those add-ons are not enabled by software.
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