AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 224

• 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

26.5
Table 26-2.
0x004C - 0x00FC
0x0024 - 0x003C
0x0100 - 0x0124
0x000C
0x001C
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0020
0x0040
0x0044
0x0048
Offset
Debug Unit (DBGU) User Interface
Memory Mapping
Register
Control Register
Mode Register
Interrupt Enable Register
Interrupt Disable Register
Interrupt Mask Register
Status Register
Receive Holding Register
Transmit Holding Register
Baud Rate Generator Register
Reserved
Chip ID Register
Chip ID Extension Register
Force NTRST Register
Reserved
PDC Area
DBGU_BRGR
DBGU_CIDR
DBGU_EXID
DBGU_RHR
DBGU_THR
DBGU_FNR
DBGU_IDR
DBGU_IMR
DBGU_IER
DBGU_CR
DBGU_MR
DBGU_SR
Name
–
–
–
SAM7S Series [DATASHEET]
Read-write
Read-write
Read-write
Write-only
Write-only
Write-only
Read-only
Read-only
Read-only
Write-only
Read-only
Read-only
Access
–
–
–
6175M–ATARM–26-Oct-12
Reset
0x0
0x0
0x0
0x0
0x0
–
–
–
–
–
–
–
–
–
–
224