Thanks.  I'm not sure what strangeness was going on but then it started 
working.  ;-)



On Friday, 25 April 2014 10:56:34 UTC-4, Akhil wrote:
>
> Try with just the i2c bus number or without the /dev/ like:
> i2cdetect -F 0
> i2cdetect -F i2c-0
>
> On Friday, April 25, 2014 6:38:10 AM UTC+2, treedeegraphics wrote:
>>
>> Hi:
>>
>> I have a custom i2c device  (one that looks like memory, you can do reads 
>> and writes to it) connected to my BeagleBone Black.
>>
>> According to the online docs, I have the device connected to:  i2c2: 
>> 0x4819_C000
>>
>> However when I do an i2cdetect -l  I only see:
>> # i2cdetect -l
>> i2c-0   i2c             OMAP I2C adapter                        I2C 
>> adapter
>> i2c-1   i2c             OMAP I2C adapter                        I2C 
>> adapter
>>
>> # i2cdetect -F /dev/i2c-1
>> Error: I2C bus name doesn't match any bus present!
>>
>> # i2cdetect -F /dev/i2c-0
>> Error: I2C bus name doesn't match any bus present!
>>
>> I don't see to be able to see anything on any i2c buses in the system.
>> The hardware seems to be correctly connected.
>>
>> Is there some configuration thing I need to do to get i2c working 
>> properly on my BeagleBone Black ?
>>
>> I am using the Debian image on my uSD card to boot:  
>>   bone-debian-7.4-2014-03-27-2gb.img.xz   (Wheezy stable)
>>   (KERNEL: BeagleBone/BeagleBone Black: v3.8.13-bone47 kernel)
>>
>> I seem to be befuddled as I think some junk should show up on i2cdetect 
>> or i2cdump but I get nothing.
>> Help ? Ideas ?
>>
>> Thanks in Advanced.
>>
>>
>>

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