SD Loader

Serial Loader

• Transfer files from SD card to external Serial interface
• Transfer files from external Serial interface to SD card
• Menu driven program

Cards

• NANO-BKOUT
• SD CARD X49
• MyMenu
  • MCP23008 I2C interface
  • OLED
  • 5 Pushbuttnns
  • 3 LEDs
• Level Shifter mounted on GRID49 card

Level Shifter (Optional)

• Convert 5V Arduino NANO Tx/Rx to 3.3V
• 4-channel I2C-safe Bi-directional Logic Level Converter

Software

• Runs on Arduino Nano
• U2g8x8 OLED
• SD card software

References

• XMODEM Protocol