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Features
This page will list the key features implemented in our system.
Features
- 8bit Processor ATmega1280 or ATmega2560
- Processor built-in flash memory for program code
- 40k Byte RAM (8k CPU internal)
- microSD card for data storage (SPI access)
- FS USB to connect to a PC via virtual com port driver (FT245 parallel)
- RS232 with RJ10 connector (eg. to connect NMEA capable device)
- JTAG programming and debug interface
- GPS module port with 3.3 V power and a serial interface with 3.3 V TTL level
- ISP header for program download
- Power supply with 3x AA Batteries
- StepUp regulator for CPU voltage and LCD high voltage
- 3.3 V low-drop regulator for microSD card and GPS module
- Software control (on/off) for all voltage regulators
- Graphic LCD 240x64, with parallel interface for high performance
- 11 soft keys close to the display
- 2x4Keys for each thumb
- 3x4 number keys as usual on a phone
- Soft power off key
- 32pin expansion header for external keys