MG87FE04

8051-Based MCU MG87FE/L04 Data Sheet Version: A1 This document contains information on a new product under development by Megawin. Megawin reserves the right to change or discontinue this product without notice.  Megawin Technology Co., Ltd. 2012 All rights reserved. 2014/03 version A1 2 MG87FE/L04 Data Sheet MEGAWIN Features  80C51 Central Processing Unit  MG87FE/L04 with 4KB flash ROM  Operating voltage: 4.5V~5.5V for MG87FE04 ; 2.7V ~ 3.6V for MG87FL04.  Operation frequency : Internal RC-oscillator (default 22.118MHz@12T） with +/- 4% frequency drift @ -40 ~ 85℃  IAP capability; 2KB IAP memory size  On-chip 256 bytes data RAM for MG87FE/L04  Code protection for flash memory access  Two 16-bit timer/counter  PWM-Timer for PWM generator or normal 8-bit timer, selectable interrupt source  Enhanced UART, provides frame-error detection and hardware address-recognition  15 bits Watch-Dog-Timer with 8-bit pre-scalar, one-time enabled by...