Atmel Xplained Evaluation Board AT32UC3A3-XPLD AT32UC3A3-XPLD Data Sheet
Product codes
AT32UC3A3-XPLD
871
32072H–AVR32–10/2012
AT32UC3A3
Figure 32-2. Write packet
32.3
Block Diagram
Figure 32-3. MSI block diagram
32.4
Product Dependencies
32.4.1
GPIO
SCLK, DATA[3..0], BS & INS are I/O lines, multiplexed with other I/O lines. The I/O controller
must be configured so that MSI can drive these I/O lines.
must be configured so that MSI can drive these I/O lines.
32.4.2
Power Manager
MSI is clocked through the Power Manager (PM), thus programmer must first configure the PM
to enable the CLK_MSI clock.
to enable the CLK_MSI clock.
RDY/BSY
CRC
DATA
TPC
INT
INT
BS0
BS1
BS2
BS3
BS0
BS
SDIO / DATA[3:0]
SCLK
Memory Stick
Host
Memory Stick
Data buffer
MS I/F
FIFO
64 x 4
÷
Registers
PB
CLK_MSI
DATA3
DATA2
DATA1
SDIO / DATA0
SCLK
INS
BS