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The Philippine Electronics and Technology Forum > Digital Electronics > General Digital Design (Moderator: marcelino) > Calculator(Addition and Subtraction only) w/ 4 7segment display
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Author Topic: Calculator(Addition and Subtraction only) w/ 4 7segment display  (Read 749 times)
joseprotacio13
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« on: January 24, 2010, 07:27:30 PM »
alam nyo ba kung pano gumawa ng calculator(Addition and Subtraction only) w/ 4 7segment display?? thanks..
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« on: January 24, 2010, 07:27:30 PM »
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ARSENAL
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« Reply #1 on: April 14, 2010, 02:53:28 PM »
you need to add one  variable resistor  are only ok
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akhen
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« Reply #2 on: April 15, 2010, 12:08:26 AM »
check here: http://www.electronicslab.ph/forum/index.php/topic,14786.0.html reply 5 and 7
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carlsfootprints
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« Reply #3 on: April 15, 2010, 12:35:36 AM »
@jose,

mcu-based ba o logic ICs? nasa general digital designs kasi..

kung mcu-based, pwede mo ng reference ung link ni akhen..

kung digital logic ICs, parang gumawa ka na rin ng SAP-1 computer ni malvino.. improve version lang ung iyo kasi 4 seven-segments..
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