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by sgunther
Tue Apr 02, 2013 2:59 pm
Forum: Advanced users
Topic: STICKY: HOWTO: Create Custom HDMI modes
Replies: 168
Views: 161757

Re: Custom HDMI modes

I am trying to run an LCD display at 480 x 272 connected through a TI DVI to 24-Bit RGB chip. Should the mode commands work down even at this very low resolution? I have been unable to get a viable image.
by sgunther
Tue Feb 12, 2013 3:30 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: I2C to Honeywell Pressure Sensor
Replies: 5
Views: 3543

Re: I2C to Honeywell Pressure Sensor

I spent time last night piecing together various things I found in the forums and got it working! The only issue I am still having has to do with the sensor status indicating "Stale Data" when it shouldn't from a timing perspective. For the time being I am adding a loop to the read requiring fresh d...
by sgunther
Mon Feb 11, 2013 8:30 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: I2C to Honeywell Pressure Sensor
Replies: 5
Views: 3543

I2C to Honeywell Pressure Sensor

I am trying to interface the Raspberry Pi to a Honeywell I2C pressure sensor. The sensor requires either a two, three or four byte readout of consecutive bytes without a new start cycle. Figure 2 on Page 2 of the communications specification shows it as; Master - [Start][Slave Address][Read] Slave -...

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