CURTIS Hour

[vrsc]

Hi know someone how to overclock this hour meter or calibrated. It consists of a CURTIS.

Greetings

VRSC

[kimoe]

is this out of a Fork Lift ?

[vageric]

eprom is under display covered with silicon.

[ronshamal]

u most use a ocilator not a cristal to speed it up reset is on pin 4 to jump 0

any body know how to reach the eeprom?

[kimoe]

u most use a ocilator not a cristal to speed it up reset is on pin 4 to jump 0

any body know how to reach the eeprom?

I once try to reach the eeprom but i got a :eviltongue: ,,,
NO GO , broke the display ,,, not sure if possible to reach the eeprom ( or what ever is in there ) ,, only way i know of is to reset and then pulse generate to desired value :beer:

[SDO]

Anyone know how to reset this ?
I have so far
Pin 1 V+
pin 2 V-
pin 3 I
pin 4 RESET

This is where I got it from

http://www.farnell.com/datasheets/32404.pdf


the one I have is F CASE

[wieslov]

if curtis..............................

[cgtech]

Hi I AM WORKING ON A CURTIS HOUR METER SAME AS YOURS.

DO YOU KNOW HOW TO RESET IT AND ALSO HOW TO SPEED UP WITH CRYSTAL

THAKS CGTECH