12.11 Interrupts
IVEC
Interrupt Vector
7FA8
b7
b6
b5
b4
b3
b2
b1
b0
0
IV4
IV3
IV2
IV1
IV0
0
0
R
0
R
0
R
0
R
0
R
0
R
0
R
0
R
0
Figure 12-16. Interrupt Vector Register
IVEC indicates the source of an interrupt from the USB Core. When the USB core gener-
ates an INT2 (USB) interrupt request, it updates IVEC to indicate the source of the inter-
rupt. The interrupt sources are encoded on IV[4..0] as shown in Figure 9-2.
EZ-USB TRM v1.9
Chapter 12. EZ-USB Registers
Page 12-19