Can you try connect with external 5V supply ? BTW, suggest R2 and R3 connect with 10k resister ,
2015-01-15 12:14 GMT+08:00 JAY KOTHARI <[email protected]>: > Hello, > I am using bmp085 sensor with uext connection with beaglebone black. > I have made change in device tree of BBB. I have made i2c1(pin 17 and 18) > as input pin and pulled up internally and set it to mode two. I have also > set compatible property in device tree to load module of bmp085. > After looking into hardware design manual of bmp085 I interface with > beaglebone black.I connected four wire (vdd(pin3),gnd(pin1),sda(pin17) and > scl(pin18)) and kept other unconnected. > > > https://www.olimex.com/Products/Modules/Sensors/MOD-BMP085/resources/MOD-BMP085_sch.pdf > > When I boot my kernel my bmp085 module is loaded automatically and I am > getting entry in /dev of i2c1 > > Problem: > When I connect BBB with bmp085 my kernel hangs or BBB does not start > at all!!!!What may be the problem???? > Note: > I am not using 5v supply. > > > -- > 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 [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
