Author |
Message |
Topic: IO problems ? |
small_chick
Replies: 5
Views: 8022
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Forum: General CCS C Discussion Posted: Sat Dec 22, 2012 2:46 am Subject: IO problems ? |
thanks everybody!
now. it's well - done! i think i've got a big mistake about LATx and PORTx ! |
Topic: IO problems ? |
small_chick
Replies: 5
Views: 8022
|
Forum: General CCS C Discussion Posted: Fri Dec 21, 2012 10:29 pm Subject: IO problems ? |
Change it so you're writing to LATB instead of PORTB.
You mean I should use LATBx instead of RBx ? |
Topic: IO problems ? |
small_chick
Replies: 5
Views: 8022
|
Forum: General CCS C Discussion Posted: Fri Dec 21, 2012 8:15 pm Subject: IO problems ? |
I program on dsPIC30F4011 and my code as follow:
#include <30F4011.h>
#fuses XT_PLL4,NOWDT
#word TRISB = 0x02C6
#word PORTB = 0x02C8
#word LATB = 0x02CA
#bit TRISB8 ... |
Topic: change type of variables ? |
small_chick
Replies: 3
Views: 5550
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Forum: General CCS C Discussion Posted: Sat Dec 15, 2012 6:45 am Subject: change type of variables ? |
Thanks Ttelmah & PCM ! I've solved my problem!
First, I code as follow:
float64 measured_speed;
unsigned int16 temp;
measured_speed = (POSCNT - 32000)*1.875; /*POSCNT is an 16 bit r ... |
Topic: change type of variables ? |
small_chick
Replies: 3
Views: 5550
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Forum: General CCS C Discussion Posted: Fri Dec 14, 2012 10:38 pm Subject: change type of variables ? |
I'd like to do some calculation. Because I'd like to get more precise result so in the calculation transition, I use float variables but in the final result I want to change into sign int16 variables ... |
Topic: functions for string process ? |
small_chick
Replies: 2
Views: 4246
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Forum: General CCS C Discussion Posted: Thu Dec 06, 2012 6:26 am Subject: functions for string process ? |
Thanks PCM Programmer ! I'll try it! |
Topic: functions for string process ? |
small_chick
Replies: 2
Views: 4246
|
Forum: General CCS C Discussion Posted: Wed Dec 05, 2012 6:27 pm Subject: functions for string process ? |
I’ve read functions for string process in CCS user manual and I’ve got some questions as follow:
●cresult = strcmp(s1,s2)
As said in CCS user manual, cresult’s value may be -1 or 0 or 1 =& ... |
Topic: UART problem in dsPIC30F4011 ? |
small_chick
Replies: 6
Views: 8726
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Forum: General CCS C Discussion Posted: Sat Nov 24, 2012 7:12 pm Subject: UART problem in dsPIC30F4011 ? |
I'd say, either the watchdog is getting enabled, and the chip is therefore restarting, or you have a glitch on the power supply, and the chip is doing a brownout restart. Either would explain what you ... |
Topic: UART problem in dsPIC30F4011 ? |
small_chick
Replies: 6
Views: 8726
|
Forum: General CCS C Discussion Posted: Sat Nov 24, 2012 10:23 am Subject: funny thing !!! |
i think this problem is not easy to explain ! i've tried to use supported function by CCS and realize this interesting thing.
Compare two kind of coding following:
*1st case:
#include <3 ... |
Topic: UART problem in dsPIC30F4011 ? |
small_chick
Replies: 6
Views: 8726
|
Forum: General CCS C Discussion Posted: Fri Nov 23, 2012 10:29 am Subject: UART problem in dsPIC30F4011 ? |
I'd like to send only one character into Hyperterminal at each time writing into U2TXREG. But when I used the following code, it gave me 8 similar characters. I can't explain why this happened like t ... |
Topic: creating a function to output a string into LCD ? |
small_chick
Replies: 4
Views: 9906
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Forum: General CCS C Discussion Posted: Thu Nov 15, 2012 6:23 pm Subject: creating a function to output a string into LCD ? |
I've tried lcd.h &.c with PIC16F887 and dsPIC30F4011.Then they work well with only PIC16F887 .
Here the code for PIC16F887:
#include <16F887.h>
#device PASS_STRINGS = IN_RAM
#fuses XT, ... |
Topic: creating a function to output a string into LCD ? |
small_chick
Replies: 4
Views: 9906
|
Forum: General CCS C Discussion Posted: Wed Nov 14, 2012 9:58 pm Subject: creating a function to output a string into LCD ? |
it's well-done now, PCM programmer ! thank you very much ! |
Topic: creating a function to output a string into LCD ? |
small_chick
Replies: 4
Views: 9906
|
Forum: General CCS C Discussion Posted: Wed Nov 14, 2012 6:43 pm Subject: creating a function to output a string into LCD ? |
I'd like to create a function to output a string into LCD, but there's a problem here.
lcd.h code:
#define LCD_module
#ifdef LCD_module
/********************************************/
#define ... |
Topic: How to enable Phase Locked Loop module in dsPic30F4011 ? |
small_chick
Replies: 0
Views: 3305
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Forum: General CCS C Discussion Posted: Fri Nov 02, 2012 9:48 am Subject: How to enable Phase Locked Loop module in dsPic30F4011 ? |
when i don't use this instruction "#fuses XT,NOWDT" and try to config directly through registers as the following function:
void Oscillator_Config()
{
/*Oscillator Sw ... |
Topic: Multiple Project Files ??? |
small_chick
Replies: 2
Views: 3972
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Forum: General CCS C Discussion Posted: Fri Oct 26, 2012 8:26 pm Subject: Multiple Project Files ??? |
thank for your help a lot PCM programmer ! |
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