AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 114

• Manufacturer Part Number: AT91SAM7S256D-AU
• Description: ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
• Manufacturer: Atmel
• Series: SAM7S256r

Specifications of AT91SAM7S256D-AU

• Rohs: yes
• Core: ARM
• Processor Series: AT91SAM
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 55 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USART
• Length: 7 mm

19.3
The User Interface of the EFC is integrated within the Memory Controller with Base Address: 0xFFFF FF00.
The SAM7S512 is equipped with two EFCs, EFC0 and EFC1, as described in the Register Mapping tables and Register
descriptions that follow.
Table 19-3.
Table 19-4.
Offset
0x60
0x64
0x68
0x6C
Offset
0x70
0x74
0x78
0x7C
Embedded Flash Controller (EFC) User Interface
(EFC0) Register Mapping
(EFC1) Register Mapping
Register
MC Flash Mode Register
MC Flash Command Register
MC Flash Status Register
Reserved
Register
MC Flash Mode Register
MC Flash Command Register
MC Flash Status Register
Reserved
MC_FMR
MC_FMR
MC_FCR
MC_FSR
MC_FCR
MC_FSR
Name
Name
–
–
SAM7S Series [DATASHEET]
Read-write
Read-write
Read-only
Read-only
Write-only
Write-only
Access
Access
–
–
6175M–ATARM–26-Oct-12
Reset
Reset
0x0
0x0
–
–
–
–
–
–
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