ADSP-219x/2192 DSP Hardware Reference B-93
ADSP-2192 DSP Peripheral Registers
BB
A value of 1 means: After reset boot from MCU RAM, 0 = after reset boot from
MCU ROM
RW
A value of 1 means: Enables remote wake-up capability, 0 = disables remote wake-up
capability
INT
Active interrupt for the 8051 MCU
ISE
Current interrupt is for a SETUP token
IIN
Current interrupt is for an IN token sent with a non zero length data stage
IOU
Current interrupt is for an OUT token received with a non zero length data stage
BY
Busy bit. A value of 1 means: MCU is busy processing a command. USB interface
responds with NAK to further IN/OUT requests from the host until MCU clears this
bit.
ER
Error in the current SETUP transaction. Generate STALL condition on EP0.
Table B-46. USB Control Register