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EM78P809N
8-Bit Microcontroller
2 •
Product Specification (V1.0) 07.26.2005
(This specification is subject to change without further notice)
16 bits Counter/Timer
z TC2: Timer/Counter/Window
8 bits Timer/Counter
z TCC: 8-bit real time clock/counter with overflow interrupt
z TC3: Timer/Counter/Capture
z TC4: Timer/Counter/ PWM (pulse width modulation)/PDO (Programmable
divider output)
Time Base Timer: (1Hz ~16kHz at 8MHz)
Key tone output: (1kHz ~ 8kHz at 8MHz)
Serial transmitter/receiver interface
z Serial Peripheral Interface (SPI): Three-wire synchronous communication
z Universal asynchronous receiver transmitter interface (UART): Two wire
asynchronous communication
AD converter
z 8 channel 10 bits resolution AD converter
Operating mode:
z Normal mode: Oscillation circuit turned on, CPU and Peripheral circuit in
operation
z Idle mode: Oscillation circuit turned on, CPU halt and Peripheral circuit in
operation
z Sleep mode: Oscillation circuit turned off, CPU and Peripheral circuit halt
Package types:
z 28-pin DIP 600 mil: EM78P809NP
z 28-pin SOP 300 mil: EM78P809NM
z 28-pin SSOP 209 mil: EM78P809NS
99.9% single instruction cycle commands
2.2 Applications
General purpose