AD2S1210 SPI communication

justin.li@arrow.com on May 16, 2022

Category: Hardware

Product Number: AD2S1210

Customer MCU IO resource is limited , so customer need to use SPI communication with MCU, When the serial interface is enabled, pins DB0 to DB12 enter high impedance state.

could you please advise us whether could put pins DB0 to DB12 not connect ? please also help to review SCH , many thanks .

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0 jcolao

on May 16, 2022 9:54 AM
Hi Justin,

When in serial mode, The AD2S1210 use the WR?FSYNC, SCLK, SDO, and SDI pins to transfer data to and from the device. DB0 to DB12 are unused pins at this configuration. These pins can be left floating.

Regards,

Jonathan
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0 justin.li@arrow.com on May 16, 2022 10:14 AM in reply to jcolao

Dear Jonathan:

ok ,we will let DB0 to DB12 to be floating, many thanks .
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0 justin.li@arrow.com on May 16, 2022 10:14 AM in reply to jcolao

Dear Jonathan:

ok ,we will let DB0 to DB12 to be floating, many thanks .
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