Board-dat/MPC/MPC1083-dat/MPC1083-dat.md
... ...
@@ -61,4 +61,6 @@ MOD1 - GND, MOD2 - GND = Hardware
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- [[I2S-dat]] - [[I2C-dat]] - [[infrared-dat]] - [[eeprom-dat]] - [[memory-dat]]
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+- [[MPC1111-dat]]
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+
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- [[MPC1083]]
... ...
\ No newline at end of file
Board-dat/MPC/MPC1111-DAT/MPC1111-DAT.md
... ...
@@ -24,7 +24,7 @@
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- https://www.electrodragon.com/w/Sound_Card#Use_PCM5102_or_ES9023_w.2FRPI
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26 26
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-- [[volumio]]
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+- [[volumio-dat]]
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29 29
- [[infrared-dat]]
30 30
Tech-dat/Interface-dat/I2S-dat/I2S-dat.md
... ...
@@ -19,12 +19,54 @@ This makes I2S a popular choice for high-speed data transfer applications.
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| WS | LRCK | Word clock line | G19 | PIN 35 |
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| SD | SDIN / SDOUT | At least one multiplexed data line | G21 | PIN 40 |
21 21
22
+## RPI I2S check
23
+
24
+Open the Raspberry Pi configuration tool:
25
+
26
+ sudo raspi-config
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+
28
+Navigate to Interfacing Options → I2S and enable it.
29
+
30
+Check if the module is loaded:
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+
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+ lsmod | grep snd
33
+
34
+Look for snd_soc_bcm2835_i2s.
35
+
36
+Edit /boot/config.txt:
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+
38
+Add the following lines to enable I2S and configure the DAC:
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+
40
+ dtparam=i2s=on
41
+ dtoverlay=hifiberry-dac
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+
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+Save and reboot:
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+
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+ sudo reboot
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+
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+Verify Device Tree Overlay:
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+
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+After reboot, check for the overlay:
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+
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+ dmesg | grep -i i2s
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+
53
+List audio devices:
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+
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+ aplay -l
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+
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+
58
+
22 59
23 60
## RPI ref
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25 62
- https://www.raspberrypi-spy.co.uk/2012/06/simple-guide-to-the-rpi-gpio-header-and-pins/#prettyPhoto
26 63
- https://docs.microsoft.com/en-us/windows/iot-core/learn-about-hardware/pinmappings/pinmappingsrpi
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65
+
66
+
67
+
68
+
69
+
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## Solution
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- [[WM8960-dat]]