PowerCal 2 is a powerful, easy to use hardware platform that supports configuration, calibration and test of Microchip PS7XX and PS5XX ICs. It operates under the control of Microchip’s development/test software interfaced to a Windows PC. The PowerCal 2 board facilitates serial or USB communication between the PC and the SMBus battery interface. Whether connected to the PC’s serial (RS-232) or USB port, the PowerCal 2 board must be powered through an external 12V DC power supply. 2.0 GENERAL SETUP The Microchip PowerCal 2 platform facilitates communication between a battery containing a Microchip PS5XX or PS7XX IC and a PC running Microchip’s development/test software. The information that follows will guide you through the setup of the various features available.