SAM7X128_14 Datasheet, PDF (292/662 Pages) ATMEL Corporation – ARM-based Flash MCU

30.2 Block Diagram
Figure 30-1. USART Block Diagram
Peripheral DMA
Controller
Channel Channel
USART
AIC
USART
Interrupt
Receiver
Transmitter
PIO
Controller
PMC
MCK
MCK/DIV
DIV
SLCK
Modem
Signals
Control
Baud Rate
Generator
User Interface
APB
RXD
RTS
TXD
CTS
DTR
DSR
DCD
RI
SCK
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
292