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  Topic: RAM over usage!!
domdom

Replies: 5
Views: 5463

PostForum: General CCS C Discussion   Posted: Tue Aug 05, 2008 6:34 pm   Subject: RAM over usage!!
2 things come up in my mind:

first: How are ClientID and ID defined?
second: Buffer is bigger than AIS_String, how do you handle this possible overflow?





unsigned char Client_ID[6 ...
  Topic: RAM over usage!!
domdom

Replies: 5
Views: 5463

PostForum: General CCS C Discussion   Posted: Tue Aug 05, 2008 4:53 am   Subject: RAM over usage!!
I have a few variables which consume large amount of RAM


#include <16F877A.h>
#device *=16
#device PASS_STRINGS = IN_RAM

unsigned char Buffer[86];
unsigned char Command[4 ...
  Topic: Changing the baudrate
domdom

Replies: 7
Views: 6290

PostForum: General CCS C Discussion   Posted: Mon Oct 22, 2007 7:39 pm   Subject: Changing the baudrate
Hi all,

I did some search in the forum, but i failed to find any example related to my project.

My PIC will receive a data from a GPS with 9600bps and transmit the data to PC with 4800bps.

H ...
  Topic: weird case for rtc ds1302
domdom

Replies: 4
Views: 6370

PostForum: General CCS C Discussion   Posted: Sat Sep 22, 2007 7:47 am   Subject: weird case for rtc ds1302
I am using real time clock to provide me timing information.
But my clock output in hyperterminal never update the seconds.

Output:
22/09/07
22:30:01


#include <16F873A.h>
#fuses H ...
  Topic: use i2c question!
domdom

Replies: 18
Views: 32183

PostForum: General CCS C Discussion   Posted: Sat Mar 24, 2007 11:43 pm   Subject: use i2c question!
Hi PCM programmer,

Did you see the url? what is my problem for my window terminal?

Or may be the code is not working?
  Topic: use i2c question!
domdom

Replies: 18
Views: 32183

PostForum: General CCS C Discussion   Posted: Thu Mar 22, 2007 6:18 am   Subject: use i2c question!
Hi PCM programmer,

I program the master.c code in my master PIC , and EX_SLAVE.c in my slave PC.
the output of terminal is like below:

[img]
http://img144.imageshack.us/img144/5611/outputuc3.g ...
  Topic: use i2c question!
domdom

Replies: 18
Views: 32183

PostForum: General CCS C Discussion   Posted: Wed Mar 21, 2007 8:19 pm   Subject: use i2c question!
Hi, PCM_programmer,

Does this code work for master 16f877a? I pulled up two SDA and SCL with 4.7K resistor and program the slave chip(16f877a) with EX_SLAVE.c (without any modification)
But i fail ...
  Topic: help me on RS232 connection between 2 PICS
domdom

Replies: 1
Views: 4624

PostForum: General CCS C Discussion   Posted: Tue Mar 20, 2007 7:15 pm   Subject: help me on RS232 connection between 2 PICS
You mention that you able to send a single byte between master and slave.

Can i see your code for master and slave via 232?

thanks!
  Topic: SPI master and slave
domdom

Replies: 4
Views: 6824

PostForum: General CCS C Discussion   Posted: Tue Mar 20, 2007 7:39 am   Subject: SPI master and slave
Sorry, i just new to pic.
So in short

I just need to remove the

setup_spi(SPI_SLAVE | SPI_L_TO_H | SPI_CLK_DIV_16);


to

setup_spi(SPI_SLAVE | SPI_L_TO_H);
  Topic: SPI master and slave
domdom

Replies: 4
Views: 6824

PostForum: General CCS C Discussion   Posted: Mon Mar 19, 2007 3:29 am   Subject: SPI master and slave
I have two pics 16f877a. i am trying to communicate them with spi.

But the code seems not working. Below are my code for master and slave

master_spi.c


#if defined(__PCM__)
#include ...
  Topic: 2 (or 3) PICs communicating?
domdom

Replies: 5
Views: 5472

PostForum: General CCS C Discussion   Posted: Mon Mar 19, 2007 12:44 am   Subject: 2 (or 3) PICs communicating?
How you get it works? Any modification you have done in your code?
  Topic: connect 20 pics
domdom

Replies: 17
Views: 18391

PostForum: General CCS C Discussion   Posted: Sat Mar 17, 2007 11:29 am   Subject: connect 20 pics
ChangB,

do you mind to share your working code with us? currently working with a few pics communication. 18f4520 as master, 16f877a as slave
  Topic: bootloader question for 18f452
domdom

Replies: 26
Views: 19823

PostForum: General CCS C Discussion   Posted: Sat Mar 17, 2007 11:18 am   Subject: bootloader question for 18f452
what about 16f877a?

I've tried a few times using Tiny bootloader...but it is not working
  Topic: Pic to pic code question ...
domdom

Replies: 2
Views: 4526

PostForum: General CCS C Discussion   Posted: Sat Mar 17, 2007 7:28 am   Subject: Pic to pic code question ...
J_D ,

have you solved your problem?
  Topic: bootloader question for 18f452
domdom

Replies: 26
Views: 19823

PostForum: General CCS C Discussion   Posted: Sat Mar 17, 2007 5:08 am   Subject: bootloader question for 18f452
santana, can you share the booatloader code for 16f877a or 18f4520?
I am looking for it so long. can you help me?
 
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