4TH Calculator

My submitted project to zhe Hackaday Business Card Contest.

Flipper v1.6.0

Add USB mass storage device class based on TinyUSB.

WB5M v1.6.0

Add USB mass storage device class based on TinyUSB.

Nucleo STM32WB55 v1.6.0

Add USB mass storage device class based on TinyUSB.

First Flipper Release

Features:

• Standard Mecrisp-Cube features e.g. BLE, RTOS, USB, VI, microSD, FPU, RTC
• Control (5-button joystick, Back button, Reboot)
• LCD display 128x64 pixel
• RGB LED
• Power (LIPO charger and fuel gauge)
• Vibration Motor
• Buzzer/Speaker
• GPIO (Input and Output, PWM, Input Capture and Output compare, I2C, SPI, ADC)

Not supported yet:

• Sub-1 GHz Transceiver
• 125 kHz RFID
• NFC
• Infrared Transceiver
• iButton