AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 378

• Manufacturer Part Number: AT91RM9200-CI-002
• Description: IC ARM9 MCU 256 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-CI-002

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

28.5.1.7
Figure 28-5. Master Mode Block Diagram
378
SPI_MR(PCS)
AT91RM9200
Master Mode Block Diagram
MCK/32
MCK
MISO
SPI_MR(PS)
SPI_MR(DIV32)
SPIDIS
1
0
0
1
SPIEN
S
R
SPI_MR(MSTR)
SPCK Clock Generator
Q
SPI_CSRx[15:0]
SPI_RDR
SPI_TDR
PCS
PCS
Serializer
LSB
TD
RD
MSB
SPI_IMR
SPI_IDR
SPI_SR
SPI_IER
M
O
D
F
SPI Interrupt
D
R
E
T
R
D
R
F
O
V
R
E
S
P
E
N
S
I
1768I–ATARM–09-Jul-09
NPCS3
NPCS2
NPCS1
NPCS0
SPCK
MOSI