Circuit Lake

It is a universal lithium ion battery with a battery charger intelligent interface based on a microcontroller Atmel ATmega8 using GCC worm. 3.2. The rate settings are established using one of three methods: a Smart car if the battery is detected, the battery settings are used. If the "Custom" is selected then the settings are using on-board DIP and variable resistance. If not, pre-sets of parameters are selected on the basis of other positions DIP

Electronic project, universal Battery Charger (src )