AT91SAM7S321-AU-999 Atmel, AT91SAM7S321-AU-999 Datasheet - Page 224

• Manufacturer Part Number: AT91SAM7S321-AU-999
• Description: IC MCU ARM7 32KB FLASH 64LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S321-AU-999

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 8 KB
• Interface Type: I2C, JTAG, SPI, USART
• Maximum Clock Frequency: 55 MHz
• Number Of Programmable I/os: 32
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, KSK-AT91SAM7S-PL, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM7S-EK
• Minimum Operating Temperature: - 40 C
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

26.5
Table 26-2.
224
0x004C - 0x00FC
0x0024 - 0x003C
0x0100 - 0x0124
0x000C
0x001C
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0020
0x0040
0x0044
0x0048
Offset
Debug Unit (DBGU) User Interface
AT91SAM7S Series Preliminary
Memory Mapping
Control Register
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
–
–
–
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
–
–
–
6175K–ATARM–30-Aug-10
Reset
0x0
0x0
0x0
0x0
0x0
–
–
–
–
–
–
–
–
–
–