Author |
Message |
Topic: Help me with strtof Please |
stewart
Replies: 3
Views: 5755
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Forum: General CCS C Discussion Posted: Sun Aug 01, 2010 5:51 pm Subject: Help me with strtof Please |
Thanks,
I should have known, it is a simple matter of precision. I somehow thought that it was a bit more precise, but, given the huge range that can be represented, it really is quite impressive.
... |
Topic: Help me with strtof Please |
stewart
Replies: 3
Views: 5755
|
Forum: General CCS C Discussion Posted: Sun Aug 01, 2010 4:10 pm Subject: Help me with strtof Please |
Hi all, I am trying to use strtof. Can anyone point out what I am doing wrong???
Here is the code:
strcpy(scale_buf, "143.49");
ret_float = strtof(scale_buf, end_ptr ... |
Topic: Calling all CASTers |
stewart
Replies: 4
Views: 4812
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Forum: General CCS C Discussion Posted: Sat Jul 19, 2008 2:01 am Subject: Calling all CASTers |
Ttelmah,
A well written and informative reply, Thanks !!
I missed the rotate_right/left() functions Thanks !
I should have looked things over a bit more before posting. My "bit setting ... |
Topic: Calling all CASTers |
stewart
Replies: 4
Views: 4812
|
Forum: General CCS C Discussion Posted: Fri Jul 18, 2008 12:49 am Subject: Calling all CASTers |
Welcome to CAST LAND
Thanks to the forum for many previous questions answered!!!!
The trouble with CAN went smooth with the help of you all.
I have a need for a "barrel shift".
... |
Topic: USB versus Timer interrupt on 18F4550 |
stewart
Replies: 2
Views: 6711
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Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 11:41 pm Subject: USB versus Timer interrupt on 18F4550 |
Sinister,
I have looked over your code, not in great detail, but I can suggest that you do FAR LESS in the TMR0 interrupt routine.
There are many discussions related to trying to do too much in ... |
Topic: I2C/DS1631 question |
stewart
Replies: 8
Views: 10186
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Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 2:11 pm Subject: I2C/DS1631 question |
Time to get out the data sheet and do some "light" reading:
http://datasheets.maxim-ic.com/en/ds/DS1631-DS1731.pdf
Open the hymnal to page 11 of 15.
The high half is always 1001 (9 in ... |
Topic: I2C/DS1631 question |
stewart
Replies: 8
Views: 10186
|
Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 9:40 am Subject: I2C/DS1631 question |
Ttelmah
Yes of course, I was thinking "7 more".
Thanks for clearing up the confusion my simple error might have created
Stewart |
Topic: Level Shifting Question |
stewart
Replies: 4
Views: 5418
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Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 9:24 am Subject: Level Shifting Question |
Senta
I just do the #use RS232.
Yes, tap off of the TX and RX signales BEFORE the level shifter. But you may need to break the connection from the output of the level shifter that drives your R ... |
Topic: PIC16F88 and PWM |
stewart
Replies: 4
Views: 15351
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Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 9:11 am Subject: PIC16F88 and PWM |
xavier
PWM is super easy. It simply is based on 3 things: TMR2, CCPR1 and PR2
CCPR1 holds the period, at which point TMR2 is reset, and the output goes high. when TMR2 matches the value of PR2 ... |
Topic: I2C/DS1631 question |
stewart
Replies: 8
Views: 10186
|
Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 8:59 am Subject: I2C/DS1631 question |
Milkman45,
After a quick look at the data sheet, if you have one talking, then is should be a simple matter of getting 7 of them on the same bus.
In the back of my mind I wonder how you have on ... |
Topic: Level Shifting Question |
stewart
Replies: 4
Views: 5418
|
Forum: General CCS C Discussion Posted: Tue Jun 24, 2008 8:48 am Subject: Level Shifting Question |
Setna,
I am not sure what a CMUCAM3 is, but
using a TTL serial port on the camera
As you said, TTL is commonly 5V and I assume the 5722 board is also 5V. The fact that we call the serial inter ... |
Topic: Driving a bi-color LED..... |
stewart
Replies: 4
Views: 7606
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Forum: General CCS C Discussion Posted: Fri Jan 20, 2006 5:21 pm Subject: Driving a bi-color LED..... |
To turn the LED off, just set the output bit to an input.
Stewart |
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