SAM7S256_14 Datasheet, PDF (361/775 Pages) ATMEL Corporation – ARM-based Flash MCU

Figure 31-2. SAM7S32/16 USART Block Diagram
Peripheral DMA
Controller
Channel Channel
USART
AIC
USART
Interrupt
Receiver
Transmitter
PIO
Controller
PMC
MCK
MCK/DIV
DIV
SLCK
Baud Rate
Generator
User Interface
APB
RXD
RTS
TXD
CTS
SCK
31.3 Application Block Diagram
Figure 31-3. SAM7S512/256/128/64/321/161 Application Block Diagram
PPP
Modem
Driver
Serial
Driver
Field Bus
Driver
EMV
Driver
IrLAP
IrDA
Driver
USART
RS232
Drivers
Modem
PSTN
RS232
Drivers
Serial
Port
RS485
Drivers
Differential
Bus
Smart
Card
Slot
IrDA
Transceivers
SAM7S Series [DATASHEET]
6175M–ATARM–26-Oct-12
361