Hardware and physical integration guideline PCR Sensor A111
Page 7 of 32
2022-03-08 © 2022 by Acconeer – All rights reserved
Figure 4. An example of how to connect a power switch to reduce the leakage current when A111 is powered off.
2.2 SPI Interface
To optimize signal integrity of the SPI bus, it is recommended to route the SPI bus with as short as
possible trace lengths with an adjacent ground plane.
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