ATSAM3S-EK Atmel, ATSAM3S-EK Datasheet - Page 799

• Manufacturer Part Number: ATSAM3S-EK
• Description: KIT EVAL FOR ATSAM3S4C
• Manufacturer: Atmel
• Series: SAM3Sr
• Type: MCUr

Specifications of ATSAM3S-EK

• Contents: Board, Cables, Power Supply
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex-M3
• Kit Contents: Board
• Features: TFT Colour LCD Display, SD/MMC Interface
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• For Use With/related Products: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6500C–ATARM–8-Feb-11
The High Speed MultiMedia Card communication is based on a 13-pin serial bus interface. It has
three communication lines and four supply lines.
Table 35-4.
Notes:
Figure 35-4. MMC Bus Connections (One Slot)
Note:
Pin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
2. When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK,
When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK,
MCCDA to HSMCIx_CDA MCDAy to HSMCIx_DAy.
1. I: Input, O: Output, PP: Push/Pull, OD: Open Drain.
MCCDA to HSMCIx_CDA, MCDAy to HSMCIx_DAy.
HSMCI
Bus Topology
MCCDA
MCCK
MCDA0
Name
DAT[3]
CMD
VSS1
VDD
CLK
VSS2
DAT[0]
DAT[1]
DAT[2]
DAT[4]
DAT[5]
DAT[6]
DAT[7]
Type
I/O/PP
I/O/PP/OD
S
S
I/O
S
I/O/PP
I/O/PP
I/O/PP
I/O/PP
I/O/PP
I/O/PP
I/O/PP
1
9 1011
2 3 4 5 6
(1)
MMC1
1213 8
7
Description
Data
Command/response
Supply voltage ground
Supply voltage
Clock
Supply voltage ground
Data 0
Data 1
Data 2
Data 4
Data 5
Data 6
Data 7
1
9 1011
2 3 4 5 6
MMC2
SAM3S Preliminary
1213 8
7
1
9 1011
2 3 4 5 6
MMC3
MCDz3
VSS
VSS
HSMCI Pin Name
(Slot z)
MCCDz
VDD
MCCK
MCDz0
MCDz1
MCDz2
MCDz4
MCDz5
MCDz6
MCDz7
1213 8
7
799
((2)