Search found 3 matches

by adrianesp
Tue Oct 25, 2022 2:31 pm
Forum: ESP-ADF
Topic: I2S: APLL not supported on current chip, use I2S_CLK_D2CLK as default clock source
Replies: 0
Views: 2514

I2S: APLL not supported on current chip, use I2S_CLK_D2CLK as default clock source

Compiled play_mp3_control and get no sound output at all and the following warning on the monitor: I2S: APLL not supported on current chip, use I2S_CLK_D2CLK as default clock source I'm running on a Korvo S3 v 3.1 and I followed this guide https://espressif-docs.readthedocs-hosted.com/projects/esp-a...
by adrianesp
Sun Oct 23, 2022 11:07 pm
Forum: Showcase
Topic: Polyphonic FM Synthesizer
Replies: 1
Views: 6671

Polyphonic FM Synthesizer

This is what I've been up lately

Up to sixteen simultaneous voices using the two cores at 90% usage

https://youtu.be/SZelCfDm-FU
by adrianesp
Sun Oct 23, 2022 9:53 pm
Forum: Hardware
Topic: Korvo S3 V3.1 Pins
Replies: 0
Views: 1282

Korvo S3 V3.1 Pins

Hello, just got two Korbo Boards. To my surprise all pins seem to be already allocated. What's the purpose of test points? Is there an easy way to add another (stereo) DAC?