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- 1.1 Product Tour
- 2. Wiring BLOX
- 2.1 Power Supply
- 2.2 Addressable LEDs
- 2.4 RC Servo
- 2.5 Stepper Motors
- 2.6 Limits Inputs
- 2.7 Switched Outputs
- 3. Onboard BLOX Peripherals
- 6. BLOX Firmware Guide
- 6.1 Workspace
- 6.2 Events and Logic
- 6.4 Outputs:
- 6.4.1 Servos
- 6.4.2 Linear Actuators
- 6.4.3 Switched Outputs
- 6.4.4 Logging
- 6.4.5 LEDs
- 6.4.6 Audio: Onboard Beeper
- 6.4.7 Audio: I2S
- 6.4.8 Displays
- 6.6 WIFI
- 6.6.1 WIFI: Setup
- 6.6.2 WIFI: Timesync
- 10. Other Firmwares
- 11. Frequently Asked Questions
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docs:blox:examples-audio-i2s
This is an old revision of the document!
Table of Contents
6.4.7 Audio: I2S
BLOX can be used to to play audio in more complicated projects via an external I2S Audio decoder module
6.4.7.1 Jumpers on the PCM5102a Module
Use a soldering iron to close the relevant solder jumpers on your module:
| Name | Description | Setting |
|---|---|---|
| SCK | Jumper to connect SCK to GND | CLOSED |
| H | Name | Description | LOW | HIGH | Jumper must be set to |
|---|---|---|---|---|---|
| H1L | FLT | Filter Select | Normal Latency | Low Latency | L |
| H2L | DEMP | De-emphasus control | OFF | ON | L |
| H3L | XMST | Soft Mute Control | Muted | Unmuted | H |
| H4L | FMT | Audio Format Selection | I2S | Left Justified | L |
 |  |
6.4.7.2 Wiring PCM5102a Module
Note: You can use any of the available GPIO pins to connect the module. Just be sure to initialize the firmware with the correct assignments.
6.4.7.3 Initialize PCM5102a Module
6.4.7.4 I2S Audio: Play audio files from SD Card
6.4.7.5 I2S Audio: Play audio via stream URL
6.4.7.6 I2S Audio: Use text to speech
docs/blox/examples-audio-i2s.1724692177.txt.gz · Last modified: 2024/08/26 17:09 by admin