Features

1. 8-bit single chip microcomputer TLCS-870/C series

   - Instruction execution time :

      0.25 µs (at 16 MHz)

      122 µs (at 32.768 kHz)

   - 132 types & 731 basic instructions

2. 15interrupt sources (External : 5 Internal : 10)

3. Input / Output ports (39 pins)

   Large current output: 4pins (Typ. 20mA), LED direct drive

4. Prescaler

   - Time base timer

   - Divider output function

5. Watchdog Timer

6. 18-bit Timer/Counter : 1ch

   - Timer Mode

   - Event Counter Mode

   - Pulse Width Measurement Mode

   - Frequency Measurement Mode

7. 8-bit timer counter : 2 ch

   - Timer, Event counter, Programmable divider output (PDO), Pulse width modulation (PWM) output, Programmable pulse generation (PPG) modes

8. 8-bit SIO: 1 ch

9. 8-bit successive approximation type AD converter (with sample hold) Analog inputs: 8ch

10. Key-on wakeup : 4 ch

11. LCD driver/controller

   Built-in voltage booster for LCD driver With display memory

   LCD direct drive capability (MAX 32 seg × 4 com)

   1/4,1/3,1/2duties or static drive are programmably selectable

12. Clock operation

   Single clock mode

   Dual clock mode

13. Low power consumption operation

   STOP mode: Oscillation stops. (Battery/Capacitor back-up.)

   SLOW1 mode: Low power consumption operation using low-frequency clock.(High-frequency clock stop.)

   SLOW2 mode: Low power consumption operation using low-frequency clock.(High-frequency clock oscillate.)

   IDLE0 mode: CPU stops, and only the Time-Based-Timer(TBT) on peripherals operate using high frequency clock. Release by falling edge of the source clock which is set by TBTCR.

   IDLE1 mode: CPU stops and peripherals operate using high frequency clock. Release by interruputs(CPU restarts).

   IDLE2 mode: CPU stops and peripherals operate using high and low frequency clock. Release by interruputs. (CPU restarts).

   SLEEP0 mode: CPU stops, and only the Time-Based-Timer(TBT) on peripherals operate using low frequency clock.Release by falling edge of the source clock which is set by TBTCR.

   SLEEP1 mode: CPU stops, and peripherals operate using low frequency clock. Release by interruput.(CPU restarts).

   SLEEP2 mode: CPU stops and peripherals operate using high and low frequency clock. Release by interruput.

14. Wide operation voltage:

   4.5 V to 5.5 V at 16MHz /32.768 kHz

   2.7 V to 5.5 V at 8 MHz /32.768 kHz

   1.8 V to 5.5 V at 4.2MHz /32.768 kHz