Datasheet

177
32072H–AVR32–10/2012
AT32UC3A3
14.7.2 Connection Examples
Figure 14-8 on page 177shows an example of connections between the EBI and external
devices.
Figure 14-8. EBI Connections to Memory Devices
EBI
DATA[15:0]
RAS
CAS
SDCK
SDCKE
SDWE
ADDR[0]
NWE1
NRD
NWE0
SDRAM
2Mx8
D[7:0]
CS
CLK
CKE
WE
RAS
CAS
DQM
A[9:0]
A[10]
A[11]
BA0
BA1
SDRAM
2Mx8
D[7:0]
CS
CLK
CKE
WE
RAS
CAS
DQM
A[9:0]
A[10]
A[11]
BA0
BA1
DATA[7:0] DATA[15:8]
ADDR[11:2]
SDA10
ADDR[13]
ADDR[16]
ADDR[17]
ADDR[11:2]
SDA10
ADDR[13]
ADDR[16]
ADDR[17]
SDCK
SDCKE
SDWE
RAS
CAS
ADDR[0]
SDCK
SDCKE
SDWE
RAS
CAS
NWE1
SDA10
ADDR[17:1]
NCS[1]
SRAM
128Kx8
WE
OE
CS
D[7:0] A[16:0]
SRAM
128Kx8
WE
OE
CS
D[7:0] A[16:0]
DATA[7:0]
DATA[15:8]
ADDR[17:1] ADDR[17:1]
NCS[0]
NCS[0] NCS[0]
NRD NRD
NWE0 NWE1