PCB抄板行业的新秀：易博抄板工作室。我们这里可为您提供优质PCB抄板，PCB设计，芯片解密，PCB改板，IC解密，SMT贴片等服务以及PCB行业相关信息，选择PCB原理图设计，BOM制作等。

　以下我们对SM59D04G2芯片基本功能特征的简单介绍，仅供参考：

Features

Operating Voltage: 2.7V ~ 3.6V or 4.5V ~ 5.5V

General 8052 family compatible

12 or 6 clocks per machine cycle

Frequency runs up to 25MH

16K byte on chip program Flash with In-System

Programming(ISP) and EEPROM capability

768 Bytes on-chip expanded RAM with disable

function

256 Bytes for standard 8052 RAM.

External RAM address up to 64KB

Dual 16-bit Data Pointers (DPTR0 & DPTR1)

One channel serial peripheral interface (UART)

Three 16 bit Timers/Counters(Timer 0 , 1, 2)

Four 8-bit I/O ports for PDIP package

Four 8-bit I/O ports + one 4-bit I/O ports for PLCC

or QFP package

Programmable Watchdog Timer (WDT)

Programmable Counter Array (PCA) for Pulse

Width Modulation (PWM), capture and compare

External interrupt 0, 1 with two priority level

Expanded External Interrupt (EEI) interface for

eight more external interrupts.

ISP service program space configurable in N*512

byte (N=0 to 8) size for IAP application

Direct and simple ICP programming without

service program

ALE output select for low EMI

Clock output as the source for next MCU

Power Management Unit ( IDLE and STOP mod)

Code protection function

Flash Memory Endurance : 100K erase and write

更多芯片解密，ic解密技术资料请查阅 http://www.pcb-s.com