https://w.electrodragon.com/w/index.php?action=history&feed=atom&title=Category%3ALD3320 2026-06-04T09:15:02Z Revision history for this page on the wiki MediaWiki 1.37.2 https://w.electrodragon.com/w/index.php?title=Category:LD3320&diff=11871&oldid=prev 2016-11-27T13:52:06Z

<p></p> <p><b>New page</b></p><div>== Function Map, Pin Definition ==<br /> &lt;gallery&gt;<br /> File:Ld3320_pin_definition..png| Pin definition<br /> File:Latest-version-of-the-LD3320-ASR-Voice-Module-Chip-Non-specific-Speech-Recognition-Robot-Voice-Control3.png| Pin maps<br /> &lt;/gallery&gt;<br /> == Documentation: ==<br /> * [[LD3320 Datasheet]]<br /> * [[File:LD3320_Schematic.pdf]]<br /> == Demo Code ==<br /> [http://www.electrodragon.com/wp-content/uploads/2012/12/DEMO-CODE-MSC-51.zip Demo Code MSC-51]&lt;br /&gt;<br /> [http://www.electrodragon.com/wp-content/uploads/2012/12/LQ_LD3320onlyASR.rar LQ_LD3320onlyASR]&lt;br /&gt;<br /> [http://www.electrodragon.com/wp-content/uploads/2012/12/LQ_LD3320onlyMP3.rar LQ_LD3320onlyMP3]&lt;br /&gt;<br /> [http://www.electrodragon.com/wp-content/uploads/2012/12/LQ_LD3320testUV2.rar LQ_LD3320testUV2]&lt;br /&gt;<br /> &lt;br /&gt;<br /> == Pin Definition ==<br /> {| class=&quot;wikitable sortable&quot;<br /> |-<br /> ! Pin Name !! Description !! For SPI !! Pins in Demo !! Pin Name !! Description !! For SPI !! Pins in Demo <br /> |-<br /> | SPON || Speaker Output Negative || NC || - || SPOP || Speaker Output Positive || NC || -<br /> |-<br /> | GND || GND || GND || GND || 3.3V || 3.3V || 3.3V || 3.3V<br /> |-<br /> | CLK || Clock Input || Yes, can shared crystal with MCU|| - || SDCK || Parallel bit-1 || SPI Clock || P0^0<br /> |-<br /> | SDO || Parallel bit-7 || SPI Data output || P0^6 ||SDI || Parallel bit-0 || SPI data input || P0^1<br /> |-<br /> | SPIS || Parallel write || SPI Enable, can directly to GND || P0^5 || CSC || Parallel Chip Select || SPI Chip Select || P0^2<br /> |-<br /> | A0 || Address or Data Select || NC || - || MD || Mode Select (0=parallel, 1=SPI) || - || P0^4, or to VCC<br /> |-<br /> | RSTB || reset input (Enable on low) || - || P0^3 || INTB || Interrupt (Enable on low) || - || P3^2<br /> |-<br /> | MICP || Microphone input Positive || - || To microphone || MICN || Microphone input Negative || - || To microphone<br /> |}<br /> <br /> == Schematic ==<br /> <br /> [[File:LQ_ASR_3320_Schematic.PNG|400px]]<br /> <br /> == All the following demo code works with STC 51MCU ==<br /> * [[:File:LE5A60-LQ_LD3320onlyASR.zip|LD3320-only-ASR]]<br /> * [[:File:LQ_LD3320onlyMP3.zip|only-MP3]]<br /> * [[:File:LQ_LD3320testUV2.zip|test-UV2]]<br /> <br /> <br /> [[category:Sound, light, etc]]</div>

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