Touch Slide-Key BS83B12A-3 Touch Key Flash MCU Characteristics Touch Key MCU : BS83B12A-3 20SSOP 8-bit Flash type MCU System clock : Internal RC OSC HIRC (8 / 12 / 16MHz) (software option) / LIRC (32KHz) 204816 Flash Program Memory 2888 RAM Data Memory 648 EEPROM Data Memory Single external interrupt input shared with an I/O line Watchdog timer 4-level subroutine nesting SIM Serial Interface Module Single 8-bit Timer / Event Counter Single Time-Base functions for generation of fixed time interrupt signals 12 Touch Key functions BS83B12A-3 Application Areas Consumer Products, Home Appliances, Industrial Control, Health Care Products, etc. Application Circuit 220uF