Board-dat/MPC/MPC1083-dat/MPC1083-dat.md
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@@ -8,13 +8,15 @@
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### Config Mode
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-| Mod1 | Mod2 | Mode |
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-| ---- | ----- | -------------- |
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-| GND | VCC | I2C (default) |
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-| VCC | *any* | SPI |
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-| GND | GND | Hardware |
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+| Mod1 | Mod2 | Mode |
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+| ---- | ---- | -------------- |
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+| GND | VCC | I2C (default) |
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+| VCC | any | SPI |
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+| GND | GND | Hardware |
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+
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+I2C Address = 0x4D
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+
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-I2C Address
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ADR1 = pull-up, ADR2 = pull-down
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@@ -55,6 +57,39 @@ MOD1 - GND, MOD2 - GND = Hardware
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- Raspbian - [[RPI-OS-dat]] - [[PCM5122-RPI-dat]]
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- OSMC
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+### aplay test
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+
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+aplay -l
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+
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+ pi@raspberrypi:~ $ aplay -l
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+ **** List of PLAYBACK Hardware Devices ****
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+ xcb_connection_has_error() returned true
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+ card 0: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0]
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+ Subdevices: 1/1
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+ Subdevice #0: subdevice #0
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+ card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones]
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+ Subdevices: 8/8
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+ Subdevice #0: subdevice #0
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+ Subdevice #1: subdevice #1
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+ Subdevice #2: subdevice #2
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+ Subdevice #3: subdevice #3
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+ Subdevice #4: subdevice #4
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+ Subdevice #5: subdevice #5
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+ Subdevice #6: subdevice #6
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+ Subdevice #7: subdevice #7
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+ card 2: BossDAC [BossDAC], device 0: Boss DAC HiFi pcm512x-hifi-0 [Boss DAC HiFi pcm512x-hifi-0]
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+ Subdevices: 1/1
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+ Subdevice #0: subdevice #0
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+
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+download a test mp3 here. [[test.mp3]]
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+
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+
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+## demo video
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+
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+- x - https://x.com/electro_phoenix/status/1871071433797046460
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+- yt - https://www.youtube.com/shorts/psUuKwltYpI
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+- tg - https://t.me/electrodragon4/305
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+
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## ref
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- [[PCM5122-dat]] - [[TI-dat]] - [[RPI-OS-dat]] - [[PCM5122-RPI-dat]]
Board-dat/MPC/MPC1083-dat/test.mp3
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Binary files /dev/null and b/Board-dat/MPC/MPC1083-dat/test.mp3 differ
Chip-dat/TI-dat/PCM5122-dat/PCM5122-RPI-dat.md
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1) Modify the config.txt on termianl. Open the config.txt in system.
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sudo nano /boot/config.txt
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+ sudo nano /boot/firmware/config.txt
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Append the following lines to the end of the file,enable the audio module.Draw attention to theformat , Otherwise it doesn't work. press "ctrl+o" and press "Enter" to save the file. Reboot thesystem.
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@@ -11,6 +12,10 @@ Append the following lines to the end of the file,enable the audio module.Draw a
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![](2024-12-20-18-19-02.png)
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+and not yet tested:
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+
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+ dtoverlay=i2s-mmap
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+ dtoverlay=hifiberry-dacplus
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2)Check the DAC module
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