EZ-USB Datasheet, PDF (166/334 Pages) Cypress Semiconductor – The EZ-USB USB Integrated Circuit

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EICON.5
; enable Resume interrupt
The 8051 reads the RESUME interrupt request bit in EICON.4, and clears the interrupt
request by writing a zero to EICON.4.
Resume_isr: clr
reti
EICON.4
; clear the 8051 W/U
; interrupt request
EZ-USB TRM v1.9
Chapter 9. EZ-USB Interrupts
Page 9-3