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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| interfaces:respeaker [2023/09/30 18:24] – [Install] darron | interfaces:respeaker [2023/10/01 03:27] (current) – [Resources] darron | ||
|---|---|---|---|
| Line 9: | Line 9: | ||
| For Pi Zero | For Pi Zero | ||
| - | ===Setup=== | + | ===Basic preparation=== |
| < | < | ||
| Line 15: | Line 15: | ||
| </ | </ | ||
| - | ===Install=== | + | ===Install |
| For some reason this installs an ARM64 toolchain | For some reason this installs an ARM64 toolchain | ||
| - | on a 32-bit Raspberry Pi Zero. | + | on a 32-bit Raspberry Pi Zero along with a ton |
| + | of other stuff that seems unrelated. | ||
| < | < | ||
| Line 24: | Line 25: | ||
| cd seeed-voicecard | cd seeed-voicecard | ||
| sudo ./ | sudo ./ | ||
| - | sudo reboot | ||
| </ | </ | ||
| + | |||
| + | Installation will take quite some time. | ||
| + | |||
| + | ===Setup=== | ||
| + | |||
| + | Disable internal sound devices and reduce memory consumption. | ||
| + | |||
| + | / | ||
| + | < | ||
| + | # Enable audio (loads snd_bcm2835) | ||
| + | # | ||
| + | |||
| + | # Enable DRM VC4 V3D driver | ||
| + | # | ||
| + | # | ||
| + | |||
| + | # Local | ||
| + | gpu_mem=16 | ||
| + | dtparam=spi=on | ||
| + | </ | ||
| + | |||
| + | REBOOT | ||
| + | |||
| + | aplay -l && arecord -l | ||
| + | |||
| + | < | ||
| + | **** List of PLAYBACK Hardware Devices **** | ||
| + | card 0: seeed2micvoicec [seeed-2mic-voicecard], | ||
| + | Subdevices: 1/1 | ||
| + | Subdevice #0: subdevice #0 | ||
| + | **** List of CAPTURE Hardware Devices **** | ||
| + | card 0: seeed2micvoicec [seeed-2mic-voicecard], | ||
| + | Subdevices: 1/1 | ||
| + | Subdevice #0: subdevice #0 | ||
| + | </ | ||
| + | |||
| + | |||
| + | === Test=== | ||
| + | |||
| + | Install the Respeaker demo with picovoice 1. | ||
| + | |||
| + | The demo contains binary blobs of unknown origin. | ||
| + | |||
| + | < | ||
| + | sudo apt install python3-pip python3-pyaudio | ||
| + | rehash | ||
| + | pip3 install pvrespeakerdemo==1.1.3 | ||
| + | </ | ||
| + | |||
| + | Add $HOME/ | ||
| + | |||
| + | You can install Version 2 but it needs a LICENSE key whereas version 1 does not. | ||
| + | |||
| ===Resources=== | ===Resources=== | ||
| Line 32: | Line 85: | ||
| [[https:// | [[https:// | ||
| + | |||
| + | [[https:// | ||
