USB-/Battery upgrade

usb-upgrade

The USB-Upgrade features programming by MicroUSB and .
Main features:

  • MicroUSB connection
  • Power supply
  • LiPo charger
  • Battery support
    Description:
    The USB-Upgrade is mainly to provide Power to the Wino board by the USB-connection but it also is used for Programming the board.
    It is also used as a Battery upgrade by soldering a LiPo cell to the bottom side of the board.
    Features
  • For USB-Mode please turn the Power switch to off (right position)
  • Tactile Button which is connected to D8. To use it as a Reset button please connect Reset and D8 Pin.
  • Power on/off switch can switch on/off power when module is connected to a battery
  • LiPo Charging IC to charge a connected LiPo cell. The LEDs are inticating the charging process.

The Battery Upgrade includes the LiPo battery at 3.7V and 250mAh capacity.

Schematic:

usb-upgrade_shematic