Features

• Operating voltage: 1.2V~2.2V
• Eight bidirectional I/O lines
• On-chip 32kHz/128kHz built-in RC oscillator (Mask option; 128kHz is selected especially for EL driving)
• Watchdog Timer
• 1Kx16 program memory ROM
• 32x8 data memory RAM
• One time base (TB)
• One buzzer output
• One EL output
• One externally adjustable low voltage detector
• HALT function and wake-up feature reduce power consumption
• One LCD driver with 9x4 segments, 1/4 duty, 1/2 bias
• RC type A/D converter
• Two-level subroutine nesting
• Bit manipulation instruction
• 16-bit table read instruction
• Up to 122us instruction cycle with 32768Hz system clock
• All instructions in one or two machine cycles
• 63 powerful instructions
• 44-pin QFP package