The MPU-9250 breakout from spark fun come with pull up resistors. On 09 Mar 2017 00:42, "Graham" <[email protected]> wrote:
> Something is not wired right. > Did you put pull-up resistors on the I2C lines? > --- Graham > > == > > On Wednesday, March 8, 2017 at 12:02:04 PM UTC-6, [email protected] > wrote: >> >> Hi Guys, >> >> I’m struggling to get the device address (MPU-9250). i got to the >> following stage: >> >> >> root@beaglebone:~# sudo i2cdetect -r 0 >> WARNING! This program can confuse your I2C bus, cause data loss and worse! >> I will probe file /dev/i2c-0 using read byte commands. >> I will probe address range 0x03-0x77. >> Continue? [Y/n] y >> 0 1 2 3 4 5 6 7 8 9 a b c d e f >> 00: — — — — — — — — — — — — — >> 10: — — — — — — — — — — — — — — — — >> 20: — — — — UU — — — — — — — — — — — >> 30: — — — — UU — — — — — — — — — — — >> 40: — — — — — — — — — — — — — — — — >> 50: UU — — — — — — — — — — — — — — — >> 60: — — — — — — — — — — — — — — — — >> 70: UU — — — — — — — >> root@beaglebone:~# sudo i2cdetect -r 1 >> WARNING! This program can confuse your I2C bus, cause data loss and worse! >> I will probe file /dev/i2c-1 using read byte commands. >> I will probe address range 0x03-0x77. >> Continue? [Y/n] y >> 0 1 2 3 4 5 6 7 8 9 a b c d e f >> 00: — — — — — — — — — — — — — >> 10: — — — — — — — — — — — — — — — — >> 20: — — — — — — — — — — — — — — — — >> 30: — — — — — — — — — — — — — — — — >> 40: — — — — — — — — — — — — — — — — >> 50: — — — — UU UU UU UU — — — — — — — — >> 60: — — — — — — — — — — — — — — — — >> 70: — — — — — — — — >> >> >> But even after connecting my device It is still the same (I mean it still >> doesn't show the device's address). Any advise? >> >> Thanks >> > -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAPTvsHjEnyNUAp72xTcN%2B0yCskeCpnxr5WyOHhUb7qPmsShvCg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
