Post Go back to editing

why cannot measure voltage on VREF of AD5666 when I set up "Standalone mode,reference on"?

Hello,

Recently I have a problem about AD5666. That is my AD5666 is controlled by FPGA via SPI. I send command according to 

 .My command is  .I can measure all signal about sync,clr,sclk,din ,thai is same to  .But I cannot measure 2.5V on VREF pin.It is always 0 V. Why ? where is the problem?how to make AD5666 work normally? thanks

More Content

Before You Switch


Switching languages will make ADI Explorer unavailable. Resume your session by switching back to English and reopening ADI Explorer.