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CP8056

Part Number	CP8056
Manufacturer	Chengpin
Description	EPROM/ROM-Based 8-Bit Microcontroller Series
Published	Nov 10, 2008
Detailed Description	CHENGPIN Devices Included in this Data Sheet: • CP8056P : EPROM devices • CP8056P : Mask ROM devices CP8056 EPROM/ROM-...
Datasheet	CP8056 PDF File

Overview

CHENGPIN Devices Included in this Data Sheet: • CP8056P : EPROM devices • CP8056P : Mask ROM devices CP8056 EPROM/ROM-Based 8-Bit Microcontroller Series www.
DataSheet4U.
com FEATURES • Only 42 single word instructions • All instructions are single cycle except for program branches which are two-cycle • 13-bit wide instructions • All ROM/EPROM area GOTO instruction • All ROM/EPROM area subroutine CALL instruction • 8-bit wide data path • 5-level deep hardware stack • Operating speed: DC-20 MHz clock input DC-100 ns instruction cycle Device CP8056 Pins # 18 I/O # 12 EPROM/ROM (Byte) 1K RAM (Byte) 49 • Direct, indirect addressing modes for data accessing • 8-bit real time clock/counter (Timer0) with 8-bit programmable prescaler • Internal Power-on Reset (POR) • Built-in Low Voltage Detector (LVD) for Brown-out Reset (BOR) • Power-up Reset Timer (PWRT) and Oscillator Start-up Timer(OST) • On chip Watchdog Timer (WDT) with internal oscillator for reliable operation and soft-ware watch-dog enable/disable control • Two I/O ports IOA and IOB with independent direction control • Soft-ware I/O pull-high/pull-down or open-drain control • One internal interrupt source: Timer0 overflow; Two external interrupt source: INT pin, Port B input change • Wake-up from SLEEP by INT pin or Port B input change • Power saving SLEEP mode • Programmable Code Protection • Selectable oscillator options: - RC: Resistor/Capacitor Oscillator - XT: Crystal/Resonator Oscillator - HF: High Frequency Crystal/Resonator Oscillator - LF: Low Frequency Crystal Oscillator • Wide-operating voltage range: - EPROM : 2.
3V to 5.
5V - ROM : 2.
3V to 5.
5V P.
1/CP8056 CHENGPIN GENERAL DESCRIPTION CP8056 The CP8056 series is a family of low-cost, high speed, high noise immunity, EPROM/ROM-based 8-bit CMOS microcontrollers.
It employs a RISC architecture with only 42 instructions.
All instructions are single cycle except for program branches which take two cycles.
The easy to use and easy to remember instructio...

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