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    Audio Transmission using Teensy+ Audio Shield+ NRF24L01

    here is a nice hint for u: https://forum.pjrc.com/threads/45689-Problem-with-sending-audio-data-over-ethernet it is not wireless but over ethernet. change the ethernet adaptor to wireless and this is what you need
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    I2C pullup resistors with the audio board and other devices.

    No Problem :) TI have a lot more such dokuments with very different content. Only searching is a little bit difficult. Here is some stuff about audio: http://www.ti.com/analog/docs/audiotechdocs.tsp?sectionId=630&tabId=2704&viewType=mostuseful&rootFamilyId=376&familyId=376&docCategoryId=1 BTT...
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    I2C pullup resistors with the audio board and other devices.

    Here is some nice Application Report called SLVA689 from TI about calculating pullup resistors for I2C: http://www.ti.com/lit/an/slva689/slva689.pdf
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    Audio and Ethernet

    Klingt doch bisher ganz gut :) On wich frequenz does The 3.2 works? When they are different it could be a timing problem.
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    Audio and Ethernet

    Do you speak german? I use the Arduino IDE with the teensyduino. The speed from teensy is 180mhz. no extra compile options. somewhere i read that some trouble can be with the sequence of the included files. try: #include "Ethernet.h" #include "Audio.h" #include "SD.h" #include "SPI.h" #include...
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    Audio and Ethernet

    oh i see. wrong multicast ip :-D so what. i´am playing a little bit around with it :-D the code i use is on github. i´ve changed the ethernet init from the loop to setup and delete some serial.print(); maybe there can be some errors inside the code. but i hope that will help you. the pin...
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    Audio and Ethernet

    it seems to be working fine in my network :D
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    Audio and Ethernet

    it looks like: /* #if defined(__arm__) && defined(TEENSYDUINO) #include "SPIFIFO.h" #ifdef HAS_SPIFIFO #define USE_SPIFIFO #endif #endif */ but i don´t have checkt the sended data with wireshark. i will do it tomorrow an write here my result. p.s. sorry for my bad englisch :rolleyes:
  9. S

    Audio and Ethernet

    Now i tried my code with uncommenting #if defined(__arm__) && defined(TEENSYDUINO) #include "SPIFIFO.h" #ifdef HAS_SPIFIFO #define USE_SPIFIFO #endif #endif these block in the w5100.cpp. and i see: it thems working :cool: no overwriting the audio data!!
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    Problem with sending audio data over ethernet

    sry for pushing...but had anybody some idear?
  11. S

    Problem with sending audio data over ethernet

    hey guys i made a projekt that samples audiodata and send it over ethernet using the rtp protokol. i used the teensy 3.6, the adaptor board and the wiz820io module. the incoming data from the audio adaptor board seem´s to be fine. packing the data into a simple rtp frame works. but when i...
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