• RE: AD7791 iio driver and device tree entry

    [    0.961755] ad7791 spi32766.0: Missing IRQ.
    [    0.965969] ad7791 spi32766.1: Missing IRQ.

    Please see here:

    https://github.com/analogdevicesinc/linux/blob/xcomm_zynq/drivers/iio/adc/ad7791.c#L405

    The driver probe is aborts with error - (before it creates…

  • RE: EVAL CN0216 twice with Arduino

    In the actual version of the AD7791.cpp library on-line I don't see this variable - are you sure you use the latest version?

    arduino/uno-due-leonardo/libraries/AD7791 at master · analogdevicesinc/arduino · GitHub

  • [ad7791.c]Question about irq in ad7791_probe()

    Base on below link, we have a question about ad7791.c.

    http://wiki.analog.com/resources/tools-software/linux-drivers/iio-adc/ad7791

    Inside ad7791_probe(), we would like to know whether irq is transmit through SPI interface? Or a dedicate pin from AD7791…

  • RE: ADC Requriement

    Hi Sharvy,

         The AD7791 is a good choice for your requirement and it has a buffer. For the AD7791 when the input buffer is enable, the buffer requires headroom. This means that the analog input must be at 100mV inside the power supply rails. The Ain-…

  • AD7791 Driver on Shared Bus

    Hi, we're working on a Thermistor sensing application and I had some questions about the AD7791's SPI bus, can this device be used on a shared SPI bus? I think that the RDY pin would cause issues with other devices on the bus?

    Does the Linux driver…

  • AD7791 Sharing SPI Bus

    Hi, we're working on a Thermistor sensing application and I had some questions about the AD7791's SPI bus, can this device be used on a shared SPI bus? I think that the DRDY pin would cause issues with other devices on the bus? 

    Can you help clarify…

  • RE: AD7791 Input Impedance

    This question has been assumed as answered either offline via email or with a multi-part answer. This question has now been closed out. If you have an inquiry related to this topic please post a new question in the applicable product forum.

    Thank you,
  • RE: AD7791, a few questions

    This question has been assumed as answered either offline via email or with a multi-part answer. This question has now been closed out. If you have an inquiry related to this topic please post a new question in the applicable product forum.

    Thank you,
  • RE: Ad7787 Questions on setup and usage

    Hi Alex,

    I do not have sample code for the AD7787. However, attached is some sample code for the AD7791 which is very similar to the AD7787. The AD7791 has one diff input only while the AD7787 has one diff input and one single ended input. However, the…