Search found 4 matches

by StijnVM
Sun Aug 05, 2018 4:18 pm
Forum: Report Bugs
Topic: I2S 24bit Slave
Replies: 3
Views: 10920

I2S 24bit Slave

Hello! I already reported the problem I'm having in the ESP-IDF subforum but this may be a better place. See https://esp32.com/viewtopic.php?f=13&t=6582 for more detail but in a nutshell: Trying to interface the ESP32 with a USB to I2S bridge which can only be configured as an I2S master and instead...
by StijnVM
Thu Aug 02, 2018 9:21 pm
Forum: ESP-IDF
Topic: CP2615 I2S compatibility
Replies: 2
Views: 5332

Re: CP2615 I2S compatibility

by StijnVM
Thu Aug 02, 2018 9:36 am
Forum: ESP-IDF
Topic: CP2615 I2S compatibility
Replies: 2
Views: 5332

Re: CP2615 I2S compatibility

OK so I found out the data got shifted and couldn't explain why. I started simplifying the problem and now I have 2 esp32's connected, with one acting as a master and one as a slave. This takes away the uncertainty of the bursty/higher frequency bitclock from the CP2615. This is the testprogram I'm ...
by StijnVM
Mon Jul 30, 2018 8:49 pm
Forum: ESP-IDF
Topic: CP2615 I2S compatibility
Replies: 2
Views: 5332

CP2615 I2S compatibility

Hi Guys, Pretty new to the ESP32. I'm trying to interface it with Silicon Labs CP2615 USB-I2S bridge. CP2615 can only function as I2S master The bitclock is not continuous, but in bursts. The bursts always come in 24 pulses, even if you set the bridge to 16bit mode (needed, because playback + record...