AT91SAM9G45-EKES Atmel, AT91SAM9G45-EKES Datasheet - Page 1210

• Manufacturer Part Number: AT91SAM9G45-EKES
• Description: KIT EVAL FOR AT91SAM9G45
• Manufacturer: Atmel
• Series: AT91SAM Smart ARMr
• Type: MCUr

Specifications of AT91SAM9G45-EKES

• Contents: Board
• Processor To Be Evaluated: SAM9G45
• Data Bus Width: 32 bit
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 50 C
• Minimum Operating Temperature: - 10 C
• Operating Supply Voltage: 1.8 V to 3.3 V
• For Use With/related Products: AT91SAM9G45
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: Q4626953

iv
AT91SAM9G45
21 Static Memory Controller (SMC) ......................................................... 183
22 DDR/SDR SDRAM Controller (DDRSDRC) ......................................... 227
23 Error Corrected Code Controller (ECC) ............................................. 275
20.2
20.3
21.1
21.2
21.3
21.4
21.5
21.6
21.7
21.8
21.9
21.10
21.11
21.12
21.13
21.14
21.15
22.1
22.2
22.3
22.4
22.5
22.6
22.7
23.1
23.2
23.3
23.4
23.5
23.6
23.7
DDR2 Controller ............................................................................................155
External Bus Interface (EBI) ..........................................................................160
Description .....................................................................................................183
I/O Lines Description .....................................................................................183
Multiplexed Signals ........................................................................................183
Application Example ......................................................................................184
Product Dependencies ..................................................................................184
External Memory Mapping .............................................................................185
Connection to External Devices ....................................................................185
Standard Read and Write Protocols ..............................................................190
Automatic Wait States ...................................................................................198
Data Float Wait States ...................................................................................203
External Wait .................................................................................................207
Slow Clock Mode ...........................................................................................213
Asynchronous Page Mode ............................................................................216
Programmable IO Delays ..............................................................................219
Static Memory Controller (SMC) User Interface ............................................220
Description .....................................................................................................227
DDRSDRC Module Diagram .........................................................................228
Product Dependencies ..................................................................................229
Functional Description ...................................................................................234
Software Interface/SDRAM Organization, Address Mapping ........................253
Programmable IO Delays ..............................................................................256
DDR-SDRAM Controller (DDRSDRC) User Interface ...................................256
Description .....................................................................................................275
Block Diagram ...............................................................................................275
Functional Description ...................................................................................275
Error Corrected Code Controller (ECC) User Interface .................................280
Registers for 1 ECC for a page of 512/1024/2048/4096 bytes ......................291
Registers for 1 ECC per 512 bytes for a page of 512/2048/4096 bytes,
8-bit word .......................................................................................................293
Registers for 1 ECC per 256 bytes for a page of 512/2048/4096 bytes,
8-bit word .......................................................................................................301
6438F–ATARM–21-Jun-10