56529d2944
- migrated /README are removed from /boards - there are a lot of READMEs that should be further converted to rst. At the moment they are moved to Documentation/platforms and included in rst files
84 lines
1.6 KiB
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84 lines
1.6 KiB
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================
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Microchip Atmega
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================
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ATMega128
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---------
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This port of NuttX to the Amber Web Server from
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`SoC Robotics <http://www.soc-robotics.com/index.htm>`__ is partially
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completed. The Amber Web Server is based on an Microchip ATMega128.
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Atmega1284P
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-----------
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The Atmega1284P is a chip from Microchip ("inherited" from Atmel) with the
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following features:
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- 16MHz 8bit AVR RISC Processor
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- 128Kbyte Flash
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- 16Kbyte RAM
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- 4Kbyte EEPROM
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- 2 High Speed Serial Ports
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- 2 8-bit Timer/Counters
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- 2 16-bit Timer/Counter
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- 1 Master/Slave SPI
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- 1 I2C controller (aka Two-Wire interface)
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- 8Ch 10bit Analog Input port
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- up to 32 GPIOs
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- Watchdog timer
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- Real Time Clock
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- JTAG/OCD Interface
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AVR ATMega2560
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--------------
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Extension of the AVR architecture to support the
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ATMega2560 and specifi support for the Arduion MEGA2560 board were
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contributed by Dimitry Kloper and first released in NuttX-7.14.
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Clock Configuration
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===================
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System Timer
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============
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Peripheral Support
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==================
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The following list indicates peripherals supported in NuttX:
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========== ======= =====
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Peripheral Support Notes
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========== ======= =====
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GPIO Yes
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PWM No
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ADC No
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RTC No
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WTD No
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I2C No
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SPI No
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TIMER Yes
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UART Yes
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========== ======= =====
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UART
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----
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UART is implemented using interrupts. The chip doesn't support DMA.
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TIMER
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-----
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The TIMER peripheral is exposed as standard timer.
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Supported Boards
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================
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.. toctree::
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:glob:
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:maxdepth: 1
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boards/*/*
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