ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 803

• 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

37.3
Figure 37-2. Application Block Diagram
37.4
Table 37-1.
Notes:
6430D–ATARM–25-Mar-11
Pin Name
MCCDA
MCCK
MCDA0 - MCDA7
MCDB0 - MCDB7
MCDC0 - MCDC7
MCDD0 - MCDD7
Application Block Diagram
Pin Name List
1. I: Input, O: Output, PP: Push/Pull, OD: Open Drain.
2. When several HSMCI (x HSMCI) are embedded in a product, MCCK refers to HSMCIx_CK, MCCDA to HSMCIx_CDA,
(2)
MCCDB to HSMCIx_CDB, MCCDC to HSMCIx_CDC, MCCDD to HSMCIx_CDD, MCDAy to HSMCIx_DAy, MCDBy to
HSMCIx_DBy, MCDCy to HSMCIx_DCy, MCDDy to HSMCIx_DDy.
I/O Lines Description for 8-bit Configuration
Pin Description
Command/response
Clock
Data 0..7 of Slot A
Data 0..7 of Slot B
Data 0..7 of Slot C
Data 0..7 of Slot D
9 1011
1
2 3 4 5 6
ex: File System, Audio, Security, etc.
MMC
1213 8
Application Layer
7
HSMCI Interface
Physical Layer
9
1
2 3 4 5 6
Type
I/O/PP/OD
I/O
I/O/PP
I/O/PP
I/O/PP
I/O/PP
SDCard
(1)
7 8
Comments
CMD of an MMC or SDCard/SDIO
CLK of an MMC or SD Card/SDIO
DAT[0..7] of an MMC
DAT[0..3] of an SD Card/SDIO
DAT[0..7] of an MMC
DAT[0..3] of an SD Card/SDIO
DAT[0..7] of an MMC
DAT[0..3] of an SD Card/SDIO
DAT[0..7] of an MMC
DAT[0..3] of an SD Card/SDIO
SAM3U Series
803