F flemmard New Member Sep 29, 2007 #1 Hi, can anyone get me 7 segement LED circuit for PIC16f877. Thanks
ericgibbs Well-Known Member Most Helpful Member Sep 29, 2007 #2 flemmard said: Hi, can anyone get me 7 segement LED circuit for PIC16f877. Thanks Click to expand... hi, You have to specify Common anode or Common cathode LED types and how many LEDs.
flemmard said: Hi, can anyone get me 7 segement LED circuit for PIC16f877. Thanks Click to expand... hi, You have to specify Common anode or Common cathode LED types and how many LEDs.
F flemmard New Member Sep 29, 2007 #3 ericgibbs said: hi, You have to specify Common anode or Common cathode LED types and how many LEDs. Click to expand... Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Thanks Gibbs !
ericgibbs said: hi, You have to specify Common anode or Common cathode LED types and how many LEDs. Click to expand... Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Thanks Gibbs !
ericgibbs Well-Known Member Most Helpful Member Sep 29, 2007 #4 flemmard said: Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Thanks Gibbs ! Click to expand... hi, Have a look at this forum link https://www.electro-tech-online.com/threads/binary-input-hex-dispaly-7-segment-led.31898/ Its for a 16F268A, but the LED wiring will be the same, you could modify the asm code to 'C' EDIT: the 14th Sept posts. Mike K8LH and mine. Last edited: Sep 29, 2007
flemmard said: Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Thanks Gibbs ! Click to expand... hi, Have a look at this forum link https://www.electro-tech-online.com/threads/binary-input-hex-dispaly-7-segment-led.31898/ Its for a 16F268A, but the LED wiring will be the same, you could modify the asm code to 'C' EDIT: the 14th Sept posts. Mike K8LH and mine.
H HCT-Pirate New Member Sep 30, 2007 #5 if u r output is BCD so u need decoder IC one option is 7447 of Common anode or 7448 Common cathode LED c this IC datasheet for connection this TTL also u have CMOS but i dont remember the type now
if u r output is BCD so u need decoder IC one option is 7447 of Common anode or 7448 Common cathode LED c this IC datasheet for connection this TTL also u have CMOS but i dont remember the type now
Nigel Goodwin Super Moderator Most Helpful Member Sep 30, 2007 #6 flemmard said: Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Click to expand... As always, this is covered in my tutorials, and like Eric says in a fairly recent thread - do you ever look for yourself before you ask questions?.
flemmard said: Hi, I have both ...so no problem if i get one of the circuits.I wish to use 2 LEDS to display 2 digit BCD number. Click to expand... As always, this is covered in my tutorials, and like Eric says in a fairly recent thread - do you ever look for yourself before you ask questions?.