AT91SAM7X128-CU Atmel, AT91SAM7X128-CU Datasheet - Page 15

• Manufacturer Part Number: AT91SAM7X128-CU
• Description: MCU ARM 128K HS FLASH 100-TFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7X128-CU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 62
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K 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: 100-TFBGA
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7X-EK - KIT EVAL FOR AT91SAM7X256/128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

7. Processor and Architecture
7.1
7.2
7.3
6120H–ATARM–17-Feb-09
ARM7TDMI Processor
Debug and Test Features
Memory Controller
• RISC processor based on ARMv4T Von Neumann architecture
• Two instruction sets
• Three-stage pipeline architecture
• Integrated embedded in-circuit emulator
• Debug Unit
• IEEE1149.1 JTAG Boundary-scan on all digital pins
• Programmable Bus Arbiter
• Address decoder provides selection signals for
• Abort Status Registers
• Misalignment Detector
• Remap Command
– Runs at up to 55 MHz, providing 0.9 MIPS/MHz
– ARM high-performance 32-bit instruction set
– Thumb high code density 16-bit instruction set
– Instruction Fetch (F)
– Instruction Decode (D)
– Execute (E)
– Two watchpoint units
– Test access port accessible through a JTAG protocol
– Debug communication channel
– Two-pin UART
– Debug communication channel interrupt handling
– Chip ID Register
– Handles requests from the ARM7TDMI, the Ethernet MAC and the Peripheral DMA
– Three internal 1 Mbyte memory areas
– One 256 Mbyte embedded peripheral area
– Source, Type and all parameters of the access leading to an abort are saved
– Facilitates debug by detection of bad pointers
– Alignment checking of all data accesses
– Abort generation in case of misalignment
– Remaps the SRAM in place of the embedded non-volatile memory
– Allows handling of dynamic exception vectors
Controller
AT91SAM7X512/256/128 Preliminary
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