COMING SOON! 

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This is the second release of the Tympan Master Hearing Aid. Tympan is Open Source Hardware and Software for developers of hearing aid technology.

Overview of RevD System

• Teensy 3.6 Processor
• NXP 180MHz ARM 32 Processor with Floating Point Unit
• Arduino Compatible
• Teensy 3.6 System integrated into Rev D PCB
• CODEC
• Low Power 32 bit TLC320AIC3206
• Bluetooth
• Sierra Wireless BC127 Bluetooth Radio Module
• Provides high-quality audio
• Concurrent BLE and Bluetooth Classic
• 2 On Board Knowles MEMS Microphones
• 3.5mm Audio jacks for external microphone and speakers/headset
• Optional Line In/Out pins broken out
• microSD card slot for audio recording and data logging
• Additional Pins Broken Out
• I2S bus for additional CODEC
• SPI bus
• UART (TX/RX)
• I2C bus
• LiPo battery (included) and USB charging circuitry
• Arduino IDE Compatible 
• Literally the size of a business card!

Each Tympan unit comes fully tested and programmed with a basic firmware sketch so you can get started right out of the box. 

We do NOT include an external microphone or headphones. Our 3.5mm jacks are compatible with standard audio devices. 

Tympan is Open Source Hardware

• Documents
• Schematic
• KiCad Files
• Arduino Library