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AT Commands Set

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SIM5320 <strong>AT</strong> Command <strong>Set</strong><br />

<strong>AT</strong>+CSPISETCLK?<br />

+CSPISETCLK: 1,0,1<br />

OK<br />

<strong>AT</strong>+CSPISETCLK=?<br />

+CSPISETCLK: (0-1),(0-1),(0-1)<br />

OK<br />

10.2 <strong>AT</strong>+CSPISETCS SPI chip select setting<br />

Description<br />

The command is used to set SPI chip select polarity and mode.<br />

SIM PIN<br />

NO<br />

References<br />

Vendor<br />

Syntax<br />

Test Command<br />

<strong>AT</strong>+CSPISETCS=?<br />

Read Command<br />

<strong>AT</strong>+CSPISETCS?<br />

Write Command<br />

<strong>AT</strong>+CSPISETCS=,<<br />

polarity><br />

Responses<br />

+CSPISETCS: (range of supported s), (range of suppor<br />

ted s)<br />

OK<br />

Responses<br />

+CSPISETCS: ,<br />

OK<br />

Responses<br />

OK<br />

ERROR<br />

Defined values<br />

<br />

0 the SPI chip select is de-asserted between transfer units<br />

1 the SPI chip select is kept asserted between transfer units<br />

<br />

0 the SPI chip select is active low<br />

1 the SPI chip select is active high<br />

Examples<br />

<strong>AT</strong>+CSPISETCS =1,0<br />

OK<br />

<strong>AT</strong>+CSPISETCS?<br />

+CSPISETCS: 1,0<br />

SIM5320_<strong>AT</strong>C_V1.24 232<br />

8/14/2012

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