SquareWear 2 0 User Manual e Specification ATmega328 microcontroller 12MHz with USBasp bootloader Built in 20mm rechargeable lithium coin battery MCP73831 lithium charger Built in RGB LED buzzer temperature sensor light sensor mini USB port External lipo battery jack O O O O e Hardware Interface Pushbutton Buzzer CA 2 7 j 2 Rechargeable coin gt A a aA Power Switch a A A Temperature Sensor E AAN Re f Mini USB Pe Tan fies tS a a FEA 4
SquareWear 2 0 User Manual SquareWear 2 0 comes with a flashed demo program Clicking on the push button will cycle through all available demos in the program Additional demos are available in the SquareWear 2 0 Arduino library Instructions can be found at the beginning of each program s source code Hardware Interface Original Version brown battery holder Ja g i e 9 i ATS D3 D5 D MOSFET pins agm PUSH button il t z ae WE z te
SquareWear 2 x User Manual Last update Feb 6 2015 Hardware Interface 2 0 brown battery holder ug a a a am i pi 0 i Pani amp 2 D3 D5 D6 Analog and I2C Pins OB gsi lil joo ae ra f MOSFET pins A2 A5 i f aS a Push button PER EREE TERTIT Charging Indicator DA S e ii e pie Temperature Sensor D10 D11 D13 Buzzer Light Sensor ae Color LED A GND LIR2032 Lithium WCC 3 3V Rechargeable Coin 2 1 2 2