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RAMPS-FD: add I2C EEPROM #20

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bobc opened this issue Dec 18, 2013 · 1 comment
Open

RAMPS-FD: add I2C EEPROM #20

bobc opened this issue Dec 18, 2013 · 1 comment
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enhancement RAMPS-FD

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@bobc
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bobc commented Dec 18, 2013

A non-volatile storage is useful for storing config or board identification to allow single firmware for different shield versions.

For compatibility with RADDS, use 24LC256 type on I2C-0. Compatible with 3.3V or 5V base board.
bobc added a commit that referenced this issue Dec 18, 2013
@bobc
RAMPS-FD schematic changes:
1f6033e 
#3 replace C301, C302, C303 and C501 with ceramic 0805;
#4 change endstop connectors to 6x1 and 6x2 to allow key position
#9 change E-STOP connector to KK type;
#18 add 10k pulldowns on heater outputs from CPU
#19 change E-STOP buffers to HCT type to always drive FETs at 5V and remove inverting drivers on heater outputs;
#20 add 24LC256 I2C EEPROM
@cefiar cefiar mentioned this issue Dec 22, 2013
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cefiar commented Dec 22, 2013

Implemented.

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