Have it on AGND
On Thursday, December 18, 2014 6:46:41 PM UTC-6, cmbaker3 wrote:
Analog or digital ground? The two are different.
The digital ground will appear to float since the two are not connected.
AGND is at P9-34, whereas GND is P9-1, P9-2, P9-43-46 and P8-1, P8-2.
Chad
On
Hello,
I am trying use the Beaglebone Black to monitor a smoke detector
activation. I have two wires coming from the smoke detector, ground and
positive lead. The voltage on the wires will go to 0.6v when the detector
is activated. I have the ground connected to the P9 header GNDA_ADC and the
Analog or digital ground? The two are different.
The digital ground will appear to float since the two are not connected.
AGND is at P9-34, whereas GND is P9-1, P9-2, P9-43-46 and P8-1, P8-2.
Chad
On 12/18/2014 11:44 AM, mab.mobile...@gmail.com wrote:
Hello,
I am trying use the Beaglebone
normally your agnd will be connected to your dgnd in one place so both
are at the same potential.
On 12/18/2014 5:45 PM, Chad Baker wrote:
Analog or digital ground? The two are different.
The digital ground will appear to float since the two are not connected.
AGND is at P9-34, whereas GND is