13.2
Block Diagram of USB Function
Figure 13.2-1 shows the USB Function block diagram.
Block Diagram of USB Function
CLK(48MHz)
DVP
DVM
Pin
SPT
Figure 13.2-1 Block Diagram of USB Function
UDC
SUSP
CHAPTER 13 USB FUNCTION
EndPoint0
In buffer
EndPoint0
Out buffer
EndPoint1
buffer
EndPoint2
buffer
UDC
interface
EndPoint3
buffer
EndPoint4
buffer
EndPoint5
buffer
CPU interface
UDCC register
UDCS register
Timestamp
Internal
data bus
Interrupt
#11,12
Interrupt #13
Interrupt #14
267