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Audio Input and ouput for the propeller — Parallax Forums
https://forums.parallax.com/discussion/109619/audio-input-and-ouput-for-the-propeller
Kye, Check out Chip Gracey's Microphone to Headhones object in the object exchange. It uses the Propeller Demo Board circuits, the input is an AC coupled electret microphone (could be adapted to a line in) and ADC input circuit …
Audio | LEARN.PARALLAX.COM
https://learn.parallax.com/support/reference/propeller-blocklyprop-block-reference/audio
Sets up the WAV player object in the Propeller microcontroller; Plays the WAV formatted audio file from the SD card whose filename was typed into the block. *Compatible with FAT32-formatted microSD cards, such as Parallax #32328. The WAV file on the microSD card must be in the correct format. Options from our Sound Library reference section:
Propeller 1 Hardware - Parallax
https://www.parallax.com/propeller-1/hardware/
It includes connections for SD card, audio output, servos, XBee RF modules and 3-pin connections for Parallax sensors. The Propeller 1 Activity Board is the control system on the ActivityBot 360 and often programmed in C or BlocklyProp.
Play WAV Files | LEARN.PARALLAX.COM
https://learn.parallax.com/tutorials/language/propeller-c/propeller-c-simple-devices/play-wav-files
The Propeller microcontroller can fetch the audio data off the card, and use the D/A amplifiers to play back the sounds. Parts (1) FAT32 formatted microSD card (we used the preformatted microSD Parallax #32319 ; other SD cards might not provide the same sound quality)
Propeller - Parallax
https://www.parallax.com/propeller/
Propeller Multicore Concept Propeller 1 Propeller 2 Customer Success. Parallax Inc. 599 Menlo Drive, Ste.100 Rocklin, CA 95765 USA Toll-free 888-512-1024
Propeller Activity Board WX - Parallax
https://www.parallax.com/product/propeller-activity-board-wx/
The WX version of the Propeller Activity Board expands upon the functionality of the original (#32910). There’s more current for your projects with independent 1.8 amp 3.3 V and 5 V switching regulators, an upgrade from audio-out-only to a Mini TRRS audio/video (or audio/mic) jack, and selectable wireless socket/USB communication between host ...
Propeller Activity Board WX (#32912) - parallax.com
https://www1.parallax.com/sites/default/files/downloads/32912-Propeller-Activity-Board-WX-Guide-v1.0_1.pdf
14) TRRS Audio/Video Jack The TRRS (tip, ring 1, ring 2, and sleeve) (audio/video) jack A/V provides audio output to 1/8” stereo headphone or speaker plugs. Propeller I/O pins P26 (left channel= tip) and P27 (right channel = ring or ring 1) are hardwired to low-pass filters, amplifiers and coupling capacitors that can drive headphones,
Propeller Activity Board WX (#32912) - Parallax Inc
https://www1.parallax.com/sites/default/files/downloads/32912-Propeller-Activity-Board-WX-Guide-v2.1.pdf
The WX version of the Propeller Activity Board expands upon the functionality of the original (#32910). There’s more current for your projects with independent 1.8 amp 3.3 V and 5 V switching regulators, an upgrade from audio-out-only to a Mini TRRS audio/video (or audio/mic) jack, and selectable wireless
Video Generation - Parallax Inc
https://www.parallax.com/propeller/qna/Content/QnaTopics/QnaVideo.htm
Video Generation. Can the Propeller chip really generate video signals? Yes. Each of the Propeller chip's 8 cogs has its own video generator hardware that transmits 32-bit chunks of video image data at a configurable rate. Since each cog operates independently, up to eight video signals could be generated simultaneously.
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