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Specifications

Model:

ELLO 1A

 

PCB revision L2

 

Chip:

Frequency:

PIC32MX170 or PIC32MX270

50 MHz

 

Total RAM:

64 Kbytes

 

12 Kbytes reserved for system needs and stack

15 Kbytes reserved for video page

37 Kbytes memory available for user’s programs

 

Total ROM:

256 Kbytes

 

194 Kbytes system software

62 Kbytes available as non-volatile storage drive

 

Video:

VGA, 7 selectable main colours

480 x 250 graphic pixels       (480x320 in earlier versions)

80 x 25 text characters          (80x29 in earlier versions)

 

NOTE: 480x250 is not a standard resolution, so you may need to play a bit with the controls of your monitor

 

Sound:

On-board speaker

 

Input:

PS/2 keyboard connector

 

Storage:

Small internal flash storage space - drive IFS:

Full size SD card holder                - drive SD1:

 

Expansion:

Mini-DIN connector with A/I/O, UART and I2C interfaces

Standard 0.1” header with A/I/O ports, SPI and I2C

Optional USB interface (with PIC32MX270 only)

 

Power:

5V DC through standard mini-USB connector

Average current consumption 44 mA