Datasheet

470
SAM9M10 [DATASHEET]
6355FATARM12-Mar-13
31.3 Block Diagram
Figure 31-1. USART Block Diagram
Peripheral DMA
Controller
Channel Channel
AIC
Receiver
USART
Interrupt
RXD
TXD
SCK
USART
PIO
Controller
CTS
RTS
Transmitter
Baud Rate
Generator
User Interface
PMC
MCK
SLCK
DIV
MCK/DIV
APB
Table 31-1. SPI Operating Mode
PIN USART SPI Slave SPI Master
RXD RXD MOSI MISO
TXD TXD MISO MOSI
RTS RTS CS
CTS CTS CS