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  Topic: Reading 3 simultaneous entries AD
b101101011011011

Replies: 4
Views: 4838

PostForum: General CCS C Discussion   Posted: Fri Nov 09, 2007 7:20 am   Subject: Reading 3 simultaneous entries AD
Thanks very much!

I put delay_ms(25), and worked!


setup_adc_ports(ALL_ANALOG);
setup_adc(ADC_CLOCK_INTERNAL);

while (true) {

set_adc_channel( ...
  Topic: Reading 3 simultaneous entries AD
b101101011011011

Replies: 4
Views: 4838

PostForum: General CCS C Discussion   Posted: Fri Nov 09, 2007 5:41 am   Subject: Reading 3 simultaneous entries AD
Hello!

I am having trouble reading three simultaneous entries AD in my PIC16F877A.

The entries come into conflict and the values divide among themselves.

Please, somebody can help-me?

My S ...
  Topic: upd6464 + 16F877 (ON-SCREEN CHARACTER DISPLAY)
b101101011011011

Replies: 3
Views: 5831

PostForum: General CCS C Discussion   Posted: Fri Nov 09, 2007 5:28 am   Subject: upd6464 + 16F877 (ON-SCREEN CHARACTER DISPLAY)
Thanks for all.

My circuit is working correctly. The problem was the physical connections of the components.

If anyone wants more information, please send-me email or forum messagem.
  Topic: upd6464 + 16F877 (ON-SCREEN CHARACTER DISPLAY)
b101101011011011

Replies: 3
Views: 5831

PostForum: General CCS C Discussion   Posted: Tue Nov 06, 2007 10:23 am   Subject: upd6464 + 16F877 (ON-SCREEN CHARACTER DISPLAY)
Hello, I need a help to initialize upd6464 (NEC) + PIC16F877
upd6464 is ON-SCREEN CHARACTER DISPLAY CMOS, a similar to STV5730A.

upd6464 datasheet:
http://pdf1.alldatasheet.com/datasheet-pdf/view ...
  Topic: Understanding-Generating PS/2 keyboard signal with PIC
b101101011011011

Replies: 7
Views: 13280

PostForum: General CCS C Discussion   Posted: Thu Sep 06, 2007 7:37 pm   Subject: Understanding-Generating PS/2 keyboard signal with PIC
Hello amcfall!

Thanks for look this topic.
For more informations i make a picture schematic.

See:
http://img160.imageshack.us/img160/9578/esquemabv1.jpg

My doubt is about CLOCK generation.. ...
  Topic: Understanding-Generating PS/2 keyboard signal with PIC
b101101011011011

Replies: 7
Views: 13280

PostForum: General CCS C Discussion   Posted: Wed Sep 05, 2007 11:38 am   Subject: Understanding-Generating PS/2 keyboard signal with PIC
Hello,

I need a help to project a circuit to running in paralell interface with a keyboard PS/2.

I read about PS/2 protocoll. I understood that the computer generates one clock for the keyboard ...
  Topic: PS2 Keyboard Encoder
b101101011011011

Replies: 3
Views: 5445

PostForum: General CCS C Discussion   Posted: Mon Sep 03, 2007 11:11 am   Subject: PS2 Keyboard Encoder
Hello!

Somebody send to me a aplicattion source code for comunicate PIC to PS2 computer port?

I have problems to synchronize clock and data sends.
My email is: b101101011011011 }AT{ YAHO0 }D0T{ ...
 
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