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usb_amr
Sylvain Munaut fccbc539d7 projects/usb_amr/fw: Add an option to manually generate test ring 1 anno fa
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data 931a315f06 projects/usb_amr: Initial import 3 anni fa
doc 94ff9d4c5d projects/usb_amr: Add the RFI module and wire it up 1 anno fa
fw fccbc539d7 projects/usb_amr/fw: Add an option to manually generate test ring 1 anno fa
rtl 94ff9d4c5d projects/usb_amr: Add the RFI module and wire it up 1 anno fa
sim 94ff9d4c5d projects/usb_amr: Add the RFI module and wire it up 1 anno fa
Makefile 94ff9d4c5d projects/usb_amr: Add the RFI module and wire it up 1 anno fa
README.md 931a315f06 projects/usb_amr: Initial import 3 anni fa

README.md

USB AMR interface (using Audio Class)

For the icebreaker, the USB hardware connections are :

  • P1B4: USB DP
  • P1B3: USB DN
  • P1B2: Pull up. Resistor of 1.5 kOhm to USB DP

and the AMR connections are :

  • P1A1 : AC97_RESET#
  • P1A7 : AC97_SDATA_OUT
  • P1A8 : AC97_SDATA_IN
  • P1A9 : AC97_SYNC
  • P1A10 : AC97_BITCLK