oh.. This whole time I was thinking it was 3.3-5v. Thanks for pointing that out.. I completely missed that. So how would I connect it to the bbb safely? Resistor divider on the data line?
On Thursday, October 3, 2013 10:22:49 PM UTC-4, DeKay wrote: > > The fact that this isn't a 3.3V part may not be helping > > http://www.adafruit.com/products/1293#Technical_Details - "3.5 to 5.5V > power and I/O" > > On Thursday, 3 October 2013 09:37:15 UTC-6, jos...@gmail.com wrote: >> >> I am having some trouble with the AM2315 Temp\Humidity sensor. I have it >> hooked up to my BeagleBone Black as described below with the addition of a >> 10k resistor from White to red and another one from yellow to red. When its >> all hooked up and I run i2cdetect, it loads up to 5B really fast and then >> it slowly (about 1 per second, in red below) loads each address after that >> until it gets to the end.. but never shows the AM2315 at 5C. I have tried >> multiple i2c buses and 4.7k resistors but get the same thing. Any ideas? >> >> Red: 3v3 >> White: P9_21 >> Yellow: P9_20 >> Black: GND >> >> i2cdetect -y -r 1 >> 0 1 2 3 4 5 6 7 8 9 a b c d e f >> 00: -- -- -- -- -- -- -- -- -- -- -- -- -- >> 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- >> 70: -- -- -- -- -- -- -- -- >> >> root@arm:~# i2cget -y 1 0x5C 0x03 b >> Error: Read failed >> >> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
