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Description

The SM8051/8052 series product is an 8 - bit single chip micro controller with 4/8 KB ROM embedded. It provides hardware features and a powerful instruction set, necessary to make it a versatile and cost effective controller for those applications demand up to 32 I/O pins or need up to 4/8 KB ROM memory either for program or for data or mixed.

Features

■ Working voltage: 3.0V ~ 3.6V For L Version

4.5V ~ 5.5V For C Version

■ General 8051/8052 family compatible

■ 12 clocks per machine cycle

■ 4/8 KB internal ROM memory

■ 128/256 bytes data RAM

■ 2/3 16 bit timers/counters

■ Four 8-bit I/O ports

■ Full duplex serial channel

■ Bit operation instruction

■ Page free jumps

■ 8-bit unsigned division

■ 8-bit unsigned multiply

■ BCD arithmetic

■ Direct addressing

■ Indirect addressing

■ Nested interrupt

■ Two priority level interrupt

■ A serial I/O port

■ Power save modes: Idle mode and power down mode

■ Code protection function

■ One watch dog timer (WDT)

■ Low EMI (inhibit ALE)