Feature List

• [new:1.6] Supports the ATMega128, ATMega32, and ATMega16 microcontroller models.
• [new:1.6] GUI for interactive simulation and monitoring.
• [new:1.6] Automatically generated disassembler.
• [new:1.4] Energy analysis tool.
• [new:1.4] GDB backend via remote serial protocol.
• [improved:1.6] Fast, cycle-accurate simulation of AVR programs.
• [improved:1.6] Cycle-accurate sensor network simulation.
• [improved:1.6] Profiling options and utilities.
• [improved:1.6] Greater than real-time performance for 7mhz devices.
• [improved:1.6] Clean, well-documented Java API.
• [improved:1.6] Three input formats: Atmel syntax, GAS syntax, and avr-objdump format.
• Support for breakpoints and watchpoints.
• [improved:1.6] Flexible extension points for developers.
• [improved:1.6] Scalable threading model for multi-node simulation.
• [improved:1.6] Stack analysis tool.
• Support for these devices on the ATMega128L:
• [new:1.6] The in-system reprogrammable flash.
• The basic timer, Timer0.
• [improved:1.4] Timer1, Timer2, and Timer3.
• The SPI (Serial Peripheral Interface) device.
• [improved:1.6] The two UART chips: USART0 and USART1
• The 4KB EEPROM.
• The ADC (Analog to Digital Converter) device.
• Support for these devices on the mica2 platform:
• [new:1.6] The light sensor.
• [new:1.6] The 512kb external flash.
• [improved:1.4] Red, Green, and Yellow LEDs.
• [improved:1.6] The CC1000 AM radio.
• Control flow graph utilities.

Features New for Beta 1.6

• Support for the ATMega32 and ATMega16 microcontrollers.
• Automatically generated AVR disassembler.
• Simple GUI and stack monitor.
• Support for in-system-reprogramming, used in Surge and SOS.
• Refactored software architecture.
• Some performance improvements: 15-25% faster than Beta 1.4.
• Automatically updates node numbers for TinyOS and SOS program images.
• Allows sensor data to be replayed into the simulation.
• Improved emulation of CC1000 AM radio on Berkeley motes.
• Cleaner multiple-node simulation output.
• Improved command line options and help.
• Fixed several bugs relating to probing and monitoring behavior.
• Added several new probing extension points.
• Implemented inter-procedural side-effect analysis..
• New monitors: calls, interrupts, and IO register monitors.
• Fixed dozens of bugs, including probing and monitoring, objdump input format, GDB server, terminal output.

Features New for Beta 1.4

• GDB Backend.
• Energy analysis tool (by Olaf Landsiedel).
• Distance-attentuation radio model and topology files (by Olaf Landsiedel).
• Refactored software architecture.
• Slight performance improvements: up to 10% faster than Beta 1.2.
• Fixed several timing bugs.
• Improved emulation of CC1000 AM radio on Berkeley motes.
• Cleaner multiple-node simulation output.
• Improved test suite and testing harness.
• Improved command line options and help.
• Fixed several bugs relating to probing and monitoring behavior.
• Deprecated legacy interpreter.

Features New for Beta 1.2

• More complete JavaDoc documentation.
• Refactored software architecture.
• Signification performance improvements: up to 65% faster than Beta 1.0.
• Support for Timer1, Timer2, Timer3, SPI, USART, EEPROM and ADC devices.
• Emulation of the CC1000 AM radio on Berkeley motes.
• Complete sensor network simulation infrastructure.
• Improved stack analysis tool.
• Support for memory watchpoints.
• Improved command line options and help.

Features Planned for Avrora 1.0

• Complete support for all on-chip devices on the Atmega128L.
• Flash memory updates.
• All sleep modes.
• Configurable external oscillators.
• Complete support for all "mica2" board components.
• Complete logging and inspection infrastructure.
• Extensible Environment model.
• Interactive source-level debugger.

Future Features

• Interactive interface for inspecting simulation.
• A more complete microcontroller and platform library.