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F²MC-8L family CPU core
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Maximum memory space: 64 Kbytes
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Minimum execution time/interrupt processing time
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MB89170 series: 1.1µs/10µs (at 3.58 MHz oscillation)
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MB89170A series: 0.6µs/5.4µs (at 7.16 MHz oscillation)
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Dual-clock control system
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I/O ports: max. 37 ports
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21-bit timebase counter
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Watch prescaler, (MB89170/170A series only)
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Watchdog timer
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8/16-bit timer/counter: 1 channel
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8-bit serial I/O: 1 channel
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DTMF generator(MB89170/170A series only)
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Selectable oscillation frequency(MB89170A series only)
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External interrupt 1: Three channels are independent and capable of using for wake-up from low-power consumption modes (with an edge detection function).
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External interrupt 2 (wake-up): Eight channels are independent and capable of using for wake-up from low-power consumption modes (with an "L" level detection function).
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Low-power consumption modes(stop mode, sleep mode, watch mode, and subclock mode)
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CMOS technology
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