On 21/06/2020 13:04, R.Wieser wrote:
> Hello all,
>
> I've bought myself a BMP180 sensor exactly like shown here :
>
https://www.raspberrypi-spy.co.uk/2015/04/bmp180-i2c-digital-barometric-pressur
e-sensor/
>
> The problem is that my RPi, using "i2cdetect -y 1" doesn't seem to detect
> it.  The RTC connected at the same time does show up though (meaning: I2C is
> enabled and working).
>
> I've tried to power the BMP board thru both the "3.3" as well as the "vcc"
> connections (with 3.3 volts) (not at the same time), checked the electrical
> connections from the boards header to the other side of the cable, tried
> with and without the RTC and even swapped "sdl" and "sda" to see if that
> would make a change.  Nothing worked. :-(
>
> Any idea what might be going on, or should I consider it DOA ?
>
> Regards,
> Rudy Wieser

Rudy, I have some notes here:

   https://www.satsignal.eu/raspberry-pi/monitoring.html#pressure

but I don't think they'll help (because your i2c is working).  There's a
newer version BMP/BME 280 if you decide to replace.

--
Cheers,
David
Web: http://www.satsignal.eu

--- SoupGate-Win32 v1.05