More Examples and bug fixes

PU2CLR KT0915 DSP AM (LW/MW/SW) and FM Receiver Arduino Library

Open Source. It is free. You can use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software. See MIT License to know more;
Built based on KT0915 stereo FM / TV / MW / SW / LW digital tuning radio;
C++ Language and Object-oriented programming. You can easily extend the AKC695X class by adding more functionalities;
Available on Arduino IDE (via Manage Libraries). Easy to install and use;
Cross-platform. You can compile and run this library on most of board available on Arduino IDE (Examples: ATtiny85, boards based on ATmega328 and ATmega-32u4, ATmega2560, ARM Cortex, STM32, Arduino DUE, ESP32 and more);
Simplifies projects based on KT0915 IC;
Support to 32.768KHz and external clock reference;
Support to audio controlled by the MCU (Arduino) or potentiometer;
Real time FM stereo or mono indicator;
Real time signal level reading;
Bandwidth selection for AM;
Custom band support;

PU2CLR KT0915 DSP Receiver Arduino Library

1. Open Source. It is free. You can use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software. See MIT License to know more;
2. Built based on KT0915 stereo FM / TV / MW / SW / LW digital tuning radio;
3. C++ Language and Object-oriented programming. You can easily extend the AKC695X class by adding more functionalities;
4. Available on Arduino IDE (via Manage Libraries). Easy to install and use;
5. Cross-platform. You can compile and run this library on most of board available on Arduino IDE (Examples: ATtiny85, boards based on ATmega328 and ATmega-32u4, ATmega2560, ARM Cortex, STM32, Arduino DUE, ESP32 and more);
6. Simplifies projects based on KT0915 IC;
7. Support to 32.768KHz and external clock reference;
8. Support to audio controlled by the MCU (Arduino) or potentiometer;
9. Real time FM stereo or mono indicator;
10. Real time signal level reading;
11. Bandwidth selection for AM;
12. Custom band support;

KT0915 DSP Receiver. Basic Functions.

The KT0915 is a full band AM (LW, MW and SW) and FM DSP receiver that can provide you a easy way to build a high quality radio with low cost. This device, will surprise hobbyists and experimenters with its simplicity.

Features:

1. Worldwide full band FM/MW/SW/LW support FM: 32MHz-110MHz
   • MW: 500KHz-1710KHz
   • FM: 32MHz-110MHz
   • MW: 500KHz-1710KHz SW: 1.6MHz~32MHz LW: 150KHz ~ 280KHz
2. Fully integrated frequency synthesizer with no external component
3. High Sensitivity
   • 1.6uVEMF for FM
   • 16uVEMF for AM
4. High Fidelity
   • SNR (FM/AM): 60dB/55dB
   • THD: 0.3%
5. Low supply voltage: 2.2V to 3.6V, can be supplied by 2 AAA batteries
6. Automatic antenna tuning
7. Adjustable AM channel filters (2k/4k/6KHz)
8. Embedded FM SNR meter
9. Fast seek/Tune
10. Integrated stereo headphone driver I2C control interface for MCU
11. Support traditional dial and digital key for frequency tuning and volume control
12. Memorize channel and volume in standby mode
13. Low Supply Current - 22mA (operating) <15uA (standby)
14. Support both 32.768KHz and 38KHz crystal
15. Support continuous reference frequency from 32.768KHz to 26MHz