Open external ADC in DMA mode

Some boards (e.g. Z48-C1) allow the connection of external AD converters.
This page describes how to open an external ADC device in DMA mode.


  • This example connects an AD7656 to the Z48-C1 core module
  • See z48-c1 manual page 12 and 26 for example schematics
  • use the the open VI from the external palette (NOT the Z48-C1 palette)
  • Select DMA channel 1 (J5 pin 24)
  • Select TMR reference TMR_G (J5 pin 23)
open_ext_ad7656.txt · Last modified: 2017/11/07 21:26 (external edit)
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