at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 136

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

136
AT91SAM9G20 Preliminary
The connection of some signals through the MUX logic is not direct and depends on the Memory
Controller in use at the moment.
Table 20-2 on page 136
EBI pins.
Table 20-2.
EBI_NWR1/NBS1/CFIOR
EBI_A1/NBS2/NWR2
EBI_A0/NBS0
EBI_A[14:13]
EBI_A[22:15]
EBI_A[25:23]
EBI Pins and Memory Controllers I/O Lines Connections
EBI_D[31:0]
EBI_A[11:2]
EBI_SDA10
EBIx Pins
EBI_A12
details the connections between the two Memory Controllers and the
SDRAMC I/O Lines
SDRAMC_A[12:11]
SDRAMC_A[9:0]
SDRAMC_A10
Not Supported
Not Supported
Not Supported
Not Supported
Not Supported
D[31:0]
NBS1
SMC I/O Lines
Not Supported
SMC_A[14:13]
SMC_A[22:15]
SMC_A[25:23]
SMC_A0/NLB
6384B–ATARM–15-Dec-08
SMC_A[11:2]
NWR1/NUB
SMC_A12
SMC_A1
D[31:0]