Hardware requirements 1. USB port on PC 2. EV2300 or EV2400 Communication Adapters and a USB cable. 3. bq Battery gas gauge or charger evaluation board Software requirements 1. PC running Windows XP 32bit SP2 or later, Vista or Windows 7 2. Drivers must be installed for the EV2300 adapter. Not required for EV2400. 3. This is a separate installer. If the EV2300 drivers are not installed properly, then bqEVSW will show a message that the EV2300 was not found even though it may be connected physically. 4. TI EV2300 runtime - This is installed automatically by the bqEVSW installer.