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SoftModem - Arduino Reference
https://www.arduino.cc/reference/en/libraries/softmodem/
Audio Jack Modem Library for Arduino. Generates a FSK-modulated signal that can be fed into an audio jack for data transmission. Author: arms22. Maintainer: arms22. Read the documentation. Compatibility. This library is compatible with the avr architecture so you should be able to use it on the following Arduino boards: Arduino Micro
Zhangminivy SoftModem for Arduino, Audio Jack Modem …
https://www.amazon.com/Zhangminivy-SoftModem-Arduino-iPhone-Android/dp/B00A8ZZM5A
However, you have an much easy way to do this, through audio jack. Now we supply this Arduino Softmodem for iPhone or Android Phones from different company have different headset pinout, for example, Sumsung's Galaxy is different from iPhone. Here we add a switch to make it be compatible with both. This serial modem allows you to interface an Arduino board with your …
GitHub - arms22/SoftModem: Audio Jack Modem Library …
https://github.com/arms22/SoftModem
SoftModem is a wired, low-cost and platform independent solution for communication between an Arduino and mobile phones. It uses the phone's audio jack and Bell 202 modem-like FSK encoding with up to 1225 bit/s. Check out this blog post. Projects based on SoftModem: SoftModemTerminal by Arms22: an iOS SoftModem terminal application
Using an Arduino UNO as an fsk modem - Audio - Arduino Forum
https://forum.arduino.cc/t/using-an-arduino-uno-as-an-fsk-modem/290576
Audio. desarrolloayv February 16, 2015, 10:34pm #1. Hey people, thanks for sharing all your knowledge, I´ve been working on a project that searches to turn an Arduino UNO into an analog fsk modem, i´ve been trying to do it separetely (modulation and demodulation) but i don´t seem to find anyway to detect the frecuencies for the demodulation ...
Arduino - ArduinoGSMShield
https://www.arduino.cc/en/Main.ArduinoGSMShield
The modem's PWRKEY pin is connected to Arduino pin 7. The M10 is a Quad-band GSM/GPRS modem that works at frequencies GSM850MHz, GSM900MHz, DCS1800MHz and PCS1900MHz. It supports TCP/UDP and HTTP protocols through a GPRS connection. GPRS data downlink and uplink transfer speed maximum is 85.6 kbps.
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