ATEVK1105 Atmel, ATEVK1105 Datasheet - Page 148

• Manufacturer Part Number: ATEVK1105
• Description: KIT EVAL FOR AT32UC3A0
• Manufacturer: Atmel
• Series: AVR®32r
• Type: MCUr

Specifications of ATEVK1105

• Contents: Evaluation Board, Software and Documentation
• Processor To Be Evaluated: AT32UC3A0512
• Processor Series: AVR
• Data Bus Width: 32 bit
• Interface Type: USART, TWI, USB, SPI, Ethernet
• Operating Supply Voltage: 3.3 V
• Silicon Manufacturer: Atmel
• Core Architecture: AVR
• Core Sub-architecture: AVR UC3
• Silicon Core Number: AT32UC3A0512
• Silicon Family Name: AVR
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT32UC3A0
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.5
20.5.1
32058J–AVR32–04/11
Application Example
Hardware Interface
Table 20-2.
Table 20-3 on page 148
external devices for each Memory Controller.
Table 20-3.
Notes:
A[22:15]
A[23]
D[15:0]
Signals
Controller
D0 - D7
D8 - D15
A0/NBS0
A1/NWR2/NBS2
A2 - A22
A23
NCS0
NCS1/SDCS0
NCS2
NCS3
NRD/NOE
NWR0/NWE
NWR1/NBS1
NWR3/NBS3
1. NWR1 enables upper byte writes. NWR0 enables lower byte writes.
2. NWRx enables corresponding byte x writes. (x = 0,1,2 or 3)
3. NBS0 and NBS1 enable respectively lower and upper bytes of the lower 16-bit word.
4. NBS2 and NBS3 enable respectively lower and upper bytes of the upper 16-bit word.
5. BEx: Byte x Enable (x = 0,1,2 or 3)
EBI Pins and Memory Controllers I/O Lines Connections
EBI Pins and External Static Devices Connections
EBI Pins
8-bit Static
Device
D0 - D7
details the connections to be applied between the EBI pins and the
A[2:22]
A[23]
WE
CS
CS
CS
CS
OE
A0
A1
–
–
–
Pins of the Interfaced Device
2 x 8-bit
Devices
Not Supported
Not Supported
D[15:0]
D8 - D15
D0 - D7
Static
A[1:21]
SMC
WE
WE
A[22]
CS
CS
CS
CS
OE
A0
–
–
SDRAMC I/O Lines
(1)
(1)
16-bit Static
D8 - D15
Device
D0 - D7
A[1:21]
A[22]
NUB
NLB
WE
CS
CS
CS
CS
OE
A0
–
SMC_A[22:15]
SMC_A[23]
D[15:0]
AT32UC3A
SMC I/O Lines
148