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MG87FE/L2051/4051/6051
Preliminary Ver 1.00
2. Features
80C51 Central Processing Unit
MG87FE/L2051 with 2KB flash ROM, 4051/4KB flash ROM; 6051/6KB flash ROM
Operating voltage: E type: 4.5V~5.5V and L type: 2.4V~3.6V
Operation frequency :
48MHz(max)@12T
and 24MHz@6T mode
-
-
External crystal mode
Internal RC-oscillator with +/- 4% frequency drift @ -40 ~ 85℃, there are 6 kinds of frequencies
selectable:
Internal oscillator frequency
1
2
3
4
5
6
6MHz
11.059MHz
12MHz
22.118MHz
24MHz
24.576MHz
ISP memory zone could be optioned as 0.5K/1KB/1.5KB~3.5KB
IAP capability; 1KB IAP memory size
On-chip 256 bytes data RAM for MG87FE/L2051/4051/6051
Code protection for flash memory access
Two 16-bit timer/counter
PWM-Timer for PWM generator or normal 8-bit timer, selectable interrupt on INT3
Seven sources, four-level-priority interrupt capability.
Enhanced UART, provides frame-error detection and hardware address-recognition
15 bits Watch-Dog-Timer with 8-bit pre-scalar, one-time enabled by CPU or power-on
Power control: idle mode and power-down mode, Power-down can be woken-up by INT0(P3.2), INT1(P3.3),
INT2(P4.3), INT3(P4.2) and other I/O.
I/O port list, P1[7:0], P3[7,5:0], P4.2/INT3 on XTAL2, P4.3/INT2 on XTAL1
Built-in analog comparator with selectable interrupt on INT2. AIN0(V+) on P1.0 and AIN1(V-) on P1.1,
output on P3.6
Package type: PDIP-20, SOP-20
Items
MG87Fxy051AE20
MG87Fxy051AS20
Package Type
PDIP-20
SOP-20
Description
x = E:5.0V , L:3.3V
y = 2, 4, 6 . 2051/4051/6051
This document information is the intellectual property of Megawin Technology.
©
Megawin Technology Co., Ltd. 2009 All rights reserved.
QP-7300-03D
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