AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 523

• 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: -

Figure 33-4. MMC Bus Connections (One Slot)
Note:
Figure 33-5. SD Memory Card Bus Topology
1768I–ATARM–09-Jul-09
When several MCIs (x MCI) are embedded in a product, MCCK refers to MCIx_CK, MCCDA to MCIx_CDA MCDAy to
MCIx_DAy.
The SD Memory Card bus includes the signals listed in
Table 33-3.
Notes:
MCI
Pin
Number
1
2
3
4
5
6
7
8
9
MCCDA
MCCK
MCDA0
1. I: input, O: output, PP: Push Pull, OD: Open Drain.
2. When several MCIs (x MCI) are embedded in a product, MCCK refers to MCIx_CK, MCCDA to
MCIx_CDA, MCCDB to MCIx_CDB, MCDAy to MCIx_DAy, MCDBy to MCIx_DBy.
SD Memory Card Bus Signals
Name
CD/DAT[3]
CMD
VSS1
VDD
CLK
VSS2
DAT[0]
DAT[1]
DAT[2]
1
2 3 4 5 6
MMC1
9
1
Type
I/O/PP
PP
S
S
I/O
S
I/O/PP
I/O/PP
I/O/PP
2 3 4 5 6
SD CARD
7
(1)
7 8
1
2 3 4 5 6
Description
Card detect/ Data line Bit 3
Command/response
Supply voltage ground
Supply voltage
Clock
Supply voltage ground
Data line Bit 0
Data line Bit 1
Data line Bit 2
MMC2
7
Table
1
2 3 4 5 6
33-3.
MMC3
7
MCI Pin Name
(Slot z)
MCDz3
MCCDz
VSS
VDD
MCCK
VSS
MCDz0
MCDz1
MCDz2
AT91RM9200
(2)
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