{"product_id":"dual-tone-dtmf-v1-signal-decoding-encoding-module-5v-multi-frequency","title":"Dual Tone DTMF V1 Signal Decoding \u0026 Encoding Module 5V Multi-Frequency","description":"\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-size: x-large;\"\u003eDual Tone DTMF V1 Signal Decoding And Encoding Module 5V Multi-Frequency \u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cstrong\u003e\u003cspan style=\"font-size: x-large;\"\u003e\u003cbr\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e1.Operating Voltage : 5V DC\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e2.Operating Current : \u0026lt;10 mA\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e3.Operating Temperature: -40°C ~ 65 °C\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e4.Storage Temperature: -40°C ~ 65 °C\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e5.Size:40mm*30mm*10mm\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e6.Receive and send data through the serial port.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e7.The audio cable can connected the input and output together, send data and receive data simultaneously.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e8.Modules can once receive serial 30 data waiting to sent.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e9.Drive Mode: Serial port communication Format: 9600 baud rate no parity, 8 bits data, 1 bit stop.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e10.Module interface:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e(1)Communication interface P2:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e5V:power positive Interface (5V).\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eGND:Power supply ground interface.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eRXD:module receiving side; connected microcontroller (MCU) sender TXD\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eTXD:module sender; connected microcontroller (MCU) receiver RXD\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e(2)signal input interface J1: 3.5MM audio input interface.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e(3)signal output interface J2: 3.5MM audio output interface.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cstrong\u003eFeature:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e1.DTMF V1 is a dual tone multi-frequency decoding encoding module.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e2.Received code process:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e3.5MM audio interface converts the received audio signal into a dual-tone multi-frequency code,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eConverted to ASCII code sent through the serial port.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eInput and output can be connected together by audio cable in this Module.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e3.Code transmitting process:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eModule receives the serial port input ASCII code,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eThen converted to DTMF code,\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eAnd then converted to an audio signal sent via 3.5MM audio interface.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e4.Application:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eRemote device control;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eDual tone multi-frequency code decoding;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eDual-tone multi-frequency coding;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003eNote: Please do not put circuit module connects directly to the computer's serial port,Through the RS232 to TTL module, the signal converts into TTL level signals then can be connected with the circuit module,otherwisethe module will damaged.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: x-large;\"\u003e\u003cstrong\u003ePackage:\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 18px;\"\u003e1pc Dual Tone DTMF V1 Signal Decoding \u0026amp; Encoding Module 5V Multi-Frequency\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size: 18px;\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003c\/div\u003e","brand":"Lilly Electronics","offers":[{"title":"Default Title","offer_id":40597236973697,"sku":"XDL-DTMF","price":37.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/8647\/4369\/files\/7042d842e8de729846d420e53886fba9.jpg?v=1768808540","url":"https:\/\/www.lilly-electronics.com\/products\/dual-tone-dtmf-v1-signal-decoding-encoding-module-5v-multi-frequency","provider":"Lilly Electronics","version":"1.0","type":"link"}