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| Search found 19 matches |
| Author | Message |
|---|---|
 Topic: Another DS1307 driver |
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| esa Replies: 34 Views: 341900 |
 Forum: Code Library Posted: Sun Sep 25, 2016 9:08 am Subject: Another DS1307 driver |
| In the source code, do you comment the line
#define RTC_SDA PIN_C4 #define RTC_SCL PIN_C3 #use i2c(master, sda=RTC_SDA, scl=RTC_SCL) Are you sure I2C works for other devices? I use soft I2 ... |
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| Topic: PIC18F2550 doesn't start each time on RESET button pressed |
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| esa Replies: 6 Views: 14463 |
Forum: General CCS C Discussion Posted: Sun Dec 20, 2015 10:20 am Subject: PIC18F2550 doesn't start each time on RESET button pressed |
| Ok, I answer to myself :
I didn't have defined a function for INT2 
#INT_EXT2 void EXT2_isr(void) { } If the INT routine isn't defined, then the progam stuc ... |
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| Topic: PIC18F2550 doesn't start each time on RESET button pressed |
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| esa Replies: 6 Views: 14463 |
Forum: General CCS C Discussion Posted: Sun Dec 20, 2015 9:49 am Subject: PIC18F2550 doesn't start each time on RESET button pressed |
| Dear,
It took me a while before I found a solution and I want to share my experience. 1) The context : 1.1) I have a test Printed circuit Board where I can place a PIC16F877 or a PIC 18F2550. ... |
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| Topic: Library and example for RFM69W module |
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| esa Replies: 5 Views: 50084 |
Forum: Code Library Posted: Sun Mar 29, 2015 10:33 am Subject: Library and example for RFM69W module |
| Hi,
I'm not able to download the RAR file. It points to something unavailable or it is detected as containing a virus. Can you make it available on Google+? Best Regards Eric |
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| Topic: Another DS1307 driver |
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| esa Replies: 34 Views: 341900 |
Forum: Code Library Posted: Sat Jan 24, 2015 8:51 am Subject: Another DS1307 driver |
| I just try it 10 years later your first post and it works.
But, When I reset the the µP (16F877) the day is reset to '0'. If I comment the line "ds1307_init();" then the day stay righ ... |
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| Topic: RHT03 Driver |
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| esa Replies: 4 Views: 14344 |
Forum: General CCS C Discussion Posted: Sat Mar 22, 2014 2:29 pm Subject: RHT03 Driver |
| Thank a lot for the code.
I was able to read the device using your code in less than 10 minutes. Now, I will analyze it to understand how it works. |
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| Topic: Delay in hours |
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| esa Replies: 4 Views: 7380 |
Forum: General CCS C Discussion Posted: Thu Mar 20, 2008 12:46 pm Subject: Delay in hours |
| You can use a interrupt using timer0 or timer1.
Configure to call this timer each 100ms In this timer increment a variable : centms++ if centms==10 then sec++ if sec==60 the minut++ etc...etc.... ... |
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| Topic: Random reset - 18F4550 |
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| esa Replies: 3 Views: 4858 |
Forum: General CCS C Discussion Posted: Sun Feb 24, 2008 11:20 am Subject: Random reset - 18F4550 |
| Dear kevin,
I'm not sure ( because , I'm a beginner ). But, you can add this : #FUSES NOWDT //No Watch Dog Timer #FUSES HS //High speed Osc (> 4mhz ... |
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| Topic: RS-485 synchronism method |
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| esa Replies: 12 Views: 23495 |
Forum: General CCS C Discussion Posted: Fri Feb 22, 2008 3:30 pm Subject: RS-485 synchronism method |
| I think, RTS must be connected to T1In and not R1in
Nevertheless, to control your RE/DE line, you can also check here : http://www.rs485.com/ there is a lot of schematic. I make this one to con ... |
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| Topic: Some LCD |
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| esa Replies: 22 Views: 21060 |
Forum: General CCS C Discussion Posted: Fri Feb 22, 2008 3:01 pm Subject: Some LCD |
| Dear Julien,
you can also check here for a good explanation : http://ouwehand.net/~peter/lcd/lcd.shtml Normally, for a 4x16 character, you must see after power up ( and contrast adjustment ): ... |
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| Topic: Some LCD |
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| esa Replies: 22 Views: 21060 |
Forum: General CCS C Discussion Posted: Wed Feb 20, 2008 1:01 pm Subject: Some LCD |
| Dear julien,
I also make my one code to control a 4x20 LCD characters. - The code is for 4 bits interface. - The LCD can be write and read ( to read a password for example entered by a keyboard ) ... |
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| Topic: (f)printf format %u %d broken ? |
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| esa Replies: 13 Views: 34020 |
Forum: General CCS C Discussion Posted: Sun Feb 10, 2008 5:47 am Subject: (f)printf format %u %d broken ? |
| I try your code with PCH V4.055
And good working You can see here, PCD is in develpoment and some error about printf : http://www.ccsinfo.com/content.php?page=pcdstatus Maybee, you can send a ... |
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| Topic: Migrating to better PIC, concerned about CCS support |
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| esa Replies: 6 Views: 7178 |
Forum: General CCS C Discussion Posted: Sun Feb 10, 2008 5:17 am Subject: Migrating to better PIC, concerned about CCS support |
If you hesitate and want to make test, it's always possible to have Sample Item from microchips : 
It's possible to choose 4 differents devices x 3 http://sample.microchip.com/ I make a or ... |
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| Topic: Counter for number of RESET |
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| esa Replies: 5 Views: 7723 |
Forum: General CCS C Discussion Posted: Sun Feb 10, 2008 5:05 am Subject: Counter for number of RESET |
| dear ckielstra,
That's exactly what I need ( and maybe more ).
So, thanks a lot, for this informations. 
I will use "restart_cause". Regards Eric Case closed |
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| Topic: Counter for number of RESET |
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| esa Replies: 5 Views: 7723 |
Forum: General CCS C Discussion Posted: Sat Feb 09, 2008 4:45 am Subject: Counter for number of RESET |
| Dear users,
I use a external WatchDog device ( MAX6301) to reset the PIC in case of hangUp. So, it's a real reset on the PIN MCLR. How can I count the number of reset ? I already do that by setting ... |
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