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Audio Interface Design for GSM Applications
http://files.elsist.biz/forum/20120222153345.pdf
Application Note 02: Audio Interface Design for GSM Applications Confidential / Released s mo b i l e mc4x_5x_AN_02_Audio_v04 Page 6 of 27 15.12.2003 1 Introduction This application note provides technical recommendations for integrating audio accessories into cellular applications based on Siemens GSM modules. It discusses various solutions for
AN02: Audio Interface Design for GSM Applications - CPG
https://www.yumpu.com/en/document/view/5715414/an02-audio-interface-design-for-gsm-applications-cpg
AN02: Audio Interface Design for GSM Applications. 3 Digital Audio Interface (DAI) 3 Digital Audio Interface (DAI) s. The DAI can be used to connect audio devices capable of PCM (Pulse Code Modulation) or for type approval. The following sections describe the PCM interface functionality. The PCM functionality allows the use of a codec like for example the MC145483. This codec …
PCF50732: Baseband and audio interface for GSM
https://www.electro-tech-online.com/datasheets/pcf50372h_philips.pdf
•Separate baseband, audio and control serial interfaces •Voice band Signal Processor (VSP) for flexible audio data processing. 2 APPLICATIONS The CMOS integrated circuit PCF50732, Baseband and audio interface for GSM, is dedicated to wireless telephone handsets conforming to the GSM recommendations phases 1 and 2, DCS1800 and PCS1900.
SIM900A GSM Module Pinout, Examples, Applications, …
https://microcontrollerslab.com/sim900a-gsm-module-pinout-examples-applications-datasheet/
It is common with Arduino and microcontroller in most of embedded application. The module offers GPRS/GSM technology for communication with the uses of a mobile sim. It uses a 900 and 1800MHz frequency band and allows users to receive/send mobile calls and SMS. The keypad and display interface allows the developers to make the customize application with …
GSM Intercom two-way audio module (3G) for special ...
https://www.controlfreqgsm.com/products/3g-gsm-intercom-audio-for-special-applications
GSM Intercom two-way audio module (3G) for special applications designed to integrate high quality digital audio communications in your application. Ideal for mobile help point, emergency intercom, taxi phone or any special application requiring two-way mobile audio. The SOLO-3G, also available in 4G, is mobile GSM communication system out-of ...
Feature-Rich, Complete Audio Record/Playb | Maxim …
https://www.maximintegrated.com/en/design/technical-documents/app-notes/3/3573.html
Feature-Rich, Complete Audio Record/Playback for GSM/GPRS Cell Phones. Abstract: Short design cycles, coupled with PC-board area and cost pressures, continue to compel higher levels of integration in cell phone circuitry. Basic (low-tier) phone functionality is headed inexorably towards a one-chip solution.
SparkFun Electronics
https://www.sparkfun.com/datasheets/Cellular%20Modules/4-ADH8066-HW-Applicationv1.3.pdf
4.1.2 UARTO interface reference circuit design pull High to 3V3 8: design 4.2 Audio Interface Two different inpút$.nd two speaker outputs are supported on ADH"6. 2.1 Audio aróÞCB Layout Recommendation TDMA recommended to surround the audio tracks by ground:
The 10 Best Audio Interfaces For Home & Pro Studio 2022
https://consordini.com/best-audio-interfaces/
3. M-Audio M-Track 2X2 – Best Audio Interface for Money. A cheap yet powerful audio interface. The M-Audio M-Track 2X2 is an easy to use, user intuitive audio interface that is designed similarly to the Apollo Twin.It features a large central volume knob, very low noise preamps, and audio/digital converters that convert audio to extremely high quality in your DAW.
SIM800C - SIMCom
https://www.simcom.com/product/SIM800C.html
GSM/GPRS Module The SIM800C is a Quad-Band GSM/GPRS module in a LCC type which supports GPRS up to 85.6kbps data transfer. It has strong extension capability with abundant interfaces including UART, USB2.0, GPIO etc. The module provides much flexibility and ease of integration for customer's applications.
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