IN/OUT streaming interfaces.

Could you help teach me, how to add a microphone input to this usb audio code.

MCB1700 Sample Code Bundle for LPC17xx Peripherals using Keil's MDK-ARM V2.00 (Jan 10, 2011)
ics.nxp.com/.../mcb1700.code.bundle.lpc17xx.keil.zip

Could we start with the usbuser.c file and the changes that must be made,

thankyou.

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