TubeOhm Jeannie -  the TubeOhm Synth

Firmware 

With a brand new Teensy, the Jeannie Synthesizer software must be transferred to the Teensy 4.1. For this you need  the Teensy Updater ' Teensy.exe and the firmware

• the Teensy is connected to the computer (Win PC) via a USB cable.
• the Teensy.exe programm is started
• now press the button on the Teensy,
• the arrows ' download and restart'  in Teensy.exe light up green and signal that the Teensy is connected to the PC
• at the same time, the Jeannie's LCD screen is white.
• open the menu 'File , open HEX File'  the hex file the ' Jeannie V1.04.XX.hex'  and load it with a double click.
• now press the 'download' button in the Teensy.exe programme.
• the hex.file is transferred to the Teensy.
• now press the ' reboot ' button.
• welcome to the world of sound , Jeannie is alive 
• we hope you have fun with the sounds 

  Teensy updater Teensy.exe here :

Latest Jeannie Firmware here : V 1.04.64

• Date 13.11.21

VCA and VCF envelopes, attack/decay/release now 0.3 ms at zero.

Total 0.6 ms. Minor bug fixes and improvements . 

Older Jeannie Firmware here :

•   Date 05.11.21     ,  V 1.04.62   Last stable version - release