English
Language : 

SAM4L Datasheet, PDF (335/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU
The USBC module consists of:
• HSB master interface
• User interface
• USB Core
• Transceiver pads
Figure 17-1. USBC Block Diagram
ATSAM4L4/L2
USB
GPIO
Controller
AHB
HSB Master
APB
Interrupt
Controller
SCIF
User Interface
USB Interrupts
USB 2.0
Core
GCLK_USBC @ 48 MHz
System clock USB clock
domain domain
USB_VBUS
USB_ID
DM
DP
42023C–SAM–02/2013
335