ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 1138

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

43.9.7
1138
SAM3U Series
USART in SPI Mode Timings
Timings are given with the following conditions.
VDDIO = 1.62V and 3V
SCK/MISO/MOSI Load = 30 pF
Figure 43-27. USART SPI Master Mode
Figure 43-28. USART SPI Slave mode (Mode 1 or 2)
NPCS0
• the MOSI line is driven by the output pin TXD
• the MISO line drives the input pin RXD
• the SCK line is driven by the output pin SCK
• the NSS line is driven by the output pin RTS
• the MOSI line drives the input pin RXD
• the MISO line is driven by the output pin TXD
• the SCK line drives the input pin SCK
• the NSS line drives the input pin CTS
MISO
MOSI
SCK
CPOL=1
SCK
CPOL=0
NPCSx
MISO
MOSI
SPI
SPI
12
SPI
4
3
MSB
SPI
SPI
4
6
SPI
SPI
1
7
SPI
2
SPI
8
SPI
0
LSB
SPI
13
6430D–ATARM–25-Mar-11
SPI
5