Features
☆ CM
☆ ROM: 2048×16bits
☆ RAM:256×4bits(data memory)
☆ Operating Voltage: 1.2V~1.8V or 2.4 to 3.6V selected by code option
☆ 16 CMOS I/O pins, PORTC,D shared with LCD SEG27~SEG34 selected by software
☆ 4-Level subroutine nesting (include interrupts)
☆ Two 8-bit timers with pre-divider circuit
☆ Oscillator warm-up timer
☆ 4 priority interrupt sources:
- External interrupts (falling edge)
- Timer0 interrupt
- Timer1 interrupt
- PortB & PortC interrupt (falling edge)
☆ Clock source: 32.768KHz crystal or RC 33K / 65K / 131K / 262K selected by code option
☆ Instruction cycle time:
≈122µs (4/32.768K) for 32.768KHz crystal
120µs / 60µs / 30µs / 15µs for RC
☆ LCD driver in B driving type: 1/4duty, 1/3bias or 1/3duty, 1/2bias selected by software option, SEG27~SEG34 shared with PORTC,D selected by software
＆#8254; For 1/4 duty, max 136 dots (4com * 34seg)
＆#8254; For 1/3 duty, max 102 dots (3com * 34seg)
☆ Built-in voltage halver, doubler and tripler charge pump circuit for LCD biasing
☆ Built-in EL-light driver
☆ Built-in Resistor to Frequency converter circuit
☆ Built-in ALARM generator, carrier frequency: 2KHz or 4KHz. Selected by code option
☆ Two low power operation modes-HALT or STOP mode
☆ Low power consumption
☆ Bonding option for multi-code software
Available in CHIP FORM
