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| Search found 7 matches |
| Author | Message |
|---|---|
 Topic: 1,4,7 and * are not working in the keypad |
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| kushb Replies: 7 Views: 9733 |
 Forum: General CCS C Discussion Posted: Tue Nov 15, 2005 6:04 am Subject: 1,4,7 and * are not working in the keypad |
| Thanks PCM programmer and Mike
The problem has been fixed. There was a loose connectioin between B5 and keypad pin. Thanks |
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| Topic: 1,4,7 and * are not working in the keypad |
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| kushb Replies: 7 Views: 9733 |
Forum: General CCS C Discussion Posted: Mon Nov 14, 2005 11:03 am Subject: 1,4,7 and * are not working in the keypad |
| Well I went through the device 16F877A and kbd.c
Please advice where is the I/o port section on 16F877A so that I can change the TRISE.4 |
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| Topic: 1,4,7 and * are not working in the keypad |
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| kushb Replies: 7 Views: 9733 |
Forum: General CCS C Discussion Posted: Mon Nov 14, 2005 10:11 am Subject: Reply - Mike |
| Hi
I am using PIC 16F877A with PCW compilor. Please advice where should I make the changes suggested by you. I am not able to understand that why is it only the first coloum is not functioni ... |
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| Topic: 1,4,7 and * are not working in the keypad |
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| kushb Replies: 7 Views: 9733 |
Forum: General CCS C Discussion Posted: Mon Nov 14, 2005 9:07 am Subject: 1,4,7 and * are not working in the keypad |
| Hi,
I am using ACE kit. I have built a PCB involving an electromechanical display being controlled by the keypad that came along with ACE kit. I have connected the keypad on port D and with pu ... |
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| Topic: Keypad does not work if LCD is not connected |
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| kushb Replies: 6 Views: 7716 |
Forum: General CCS C Discussion Posted: Tue Oct 11, 2005 4:17 am Subject: Reply - Mark |
| Yeah the keypad is on port D.
By pullup do you mean that I should connect the data lines of port D with a pull up resistor?? |
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| Topic: Keypad does not work if LCD is not connected |
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| kushb Replies: 6 Views: 7716 |
Forum: General CCS C Discussion Posted: Mon Oct 10, 2005 10:36 am Subject: Keypad does not work if LCD is not connected |
| Hi,
I am using the ACE kit of CCS. My circuit involves displaying digits on PC screen using keypad. I have been able to do it succesfully. The only problem is that keypad does not function if a ... |
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| Topic: 20 Mhz oscillator with ACE kit |
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| kushb Replies: 1 Views: 4336 |
Forum: General CCS C Discussion Posted: Wed Sep 21, 2005 8:16 am Subject: 20 Mhz oscillator with ACE kit |
| Hello,
I am using the ACE kit of CCS. I pulled out the 20 Mhz crystal from the socket, but when I plugged back in, it wasn't sending any pulse to the PIC. May be I have plugged it wrong way in. ... |
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