UPD75304B Datasheet, PDF (26/76 Pages) NEC – 4-BIT SINGLE-CHIP MICROCOMPUTER

µPD75304B,75306B,75308B
5.6 TIMER/EVENT COUNTER
The µPD75308B incorporates a single timer/event counter channel. The timer/event counter has the following
functions.
• Operates as a programmable interval timer.
• Outputs square waves in the desired frequency to the PTO0 pin.
• Operates as an event counter.
• Divides the TI0 pin input into N divisions and outputs it to the PTO0 pin (frequency divider operation).
• Supplies a serial shift clock to the serial interface circuit.
• Count status read function.
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