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| Search found 6 matches |
| Author | Message |
|---|---|
 Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
 Forum: General CCS C Discussion Posted: Mon Jul 20, 2009 6:02 pm Subject: EEPROM and RTC on same I2C bus? |
| I've noticed that the PIC16F690 is behaving strange. I'm getting junk on uart when the internal oscillator is enabled, when I put an external oscillator I'm getting junk only on bootup ... so maybe th ... | |
| Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
Forum: General CCS C Discussion Posted: Mon Jul 20, 2009 3:23 pm Subject: EEPROM and RTC on same I2C bus? |
| Checked it again and yes.
Because i`m supplying the whole circuit from my pickit2 programmer is there a possibility that, when i insert the eeprom some voltage drop occurs which causes this ? I have ... |
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| Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
Forum: General CCS C Discussion Posted: Mon Jul 20, 2009 2:44 pm Subject: EEPROM and RTC on same I2C bus? |
| I commented the the line with external interrupt. I have to mention that I need the external interrupt in my program. But for the test it`s commented out.
1.Yes the problem occurs when i plug the e ... |
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| Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
Forum: General CCS C Discussion Posted: Mon Jul 20, 2009 2:15 pm Subject: EEPROM and RTC on same I2C bus? |
| Version 4.016
Here is the code.I`ve stripped the main code only to test the PCF8583 and to be short as You said.The problem still occurs in the presence of the AT24C16A. //#include <main.h> ... |
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| Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
Forum: General CCS C Discussion Posted: Mon Jul 20, 2009 3:21 am Subject: EEPROM and RTC on same I2C bus? |
| For the PCF8583 I'm using the driver from
http://www.ccsinfo.com/forum/viewtopic.php?t=27988 For the AT24C16A currently I have no driver. I will have to get it or to write on my own. A0,A1,A2 ar ... |
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| Topic: EEPROM and RTC on same I2C bus? |
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| toxie Replies: 21 Views: 28841 |
Forum: General CCS C Discussion Posted: Sun Jul 19, 2009 5:15 pm Subject: EEPROM and RTC on same I2C bus? |
| I`m having some issues with PCF8583 and ATMEL 24C16A on the same i2c bus.When i insert the eeprom the PCF resets itself to a value i`ve programmed in to it at start, it stops counting and the year is ... | |
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