mg82fel308 Megawin Technology, mg82fel308 Datasheet - Page 6

• Manufacturer Part Number: mg82fel308
• Description: A Single-chip Microcontroller Based On A High Performance 1-t Architecture 80c51
• Manufacturer: Megawin Technology

2. Features
This document information is the intellectual property of Megawin Technology.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
QP-7300-03D
1-T 80C51 Central Processing Unit
MG82FE(L)308/316 with 8K/16K Bytes AP flash ROM
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On-chip 256 bytes data RAM and on-chip 256 bytes expanded RAM.
Dual data pointer.
Three 16-bit timer/counters: Timer 0, Timer 1 and Timer 2.
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PWM-Timer for PWM generator or normal 16-bit timer.
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Enhanced UART
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Six external interrupt input: nINT0/nINT1/nINT2/nINT3/nINT4/nINT5.
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13 sources, four-level-priority interrupt capability.
Built-in analog comparator with on-chip VDD reference input.
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15 bits Watch-Dog-Timer.
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Maximum 57 GPIOs in LQFP-64 pin package.
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Power control: idle mode and power-down mode.
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Brown-Out Detector for VDD 4.0V(E) or 2.4V(L)
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Operating voltage:
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Operation frequency : 25MHz(max)
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ISP memory zone as 1.5KB (default)
IAP size as 1KB(MG82FE(L)316), 6.5KB(MG82FE(L)308) in default.
User could control IAPLB register to redefine IAP size. Flexible IAP size up to 15.5KB.
Code protection for flash memory access
T0CKO on P34, T1CKO on P35 and T2CKO on P10
X12 mode enabled for T0/T1/T2.
Maximum 16 channel PWM output on P2 and P5.
Provides frame-error detection.
Hardware address-recognition.
Function swapped on P16/P17.
nINT0/nINT1 trigger type: Low Level or Falling Edge.
nINT2/nINT3/nINT4/nINT5: Low Level, Falling Edge, High Level or Rising Edge.
4 channel I/O selection on comparator Plus input.
Programmable comparator Minus input from I/O or 15 levels on-chip VDD reference.
8-bit pre-scalar
One-time enabled by CPU or power-on
P0, P1, P2, P3, P4, P5 can be configured to quasi-bidirectional, push-pull output, open-drain output
P6 and P7 serve quasi-bidirectional mode only.
P4.0 and P4.1 are configured to quasi-bidirectional in default.
All interrupts and 16 GPIOs can wake up IDLE mode.
6 external interrupt and 16 GPIOs can wake up Power-Down mode.
Option to reset CPU.
Option to interrupt CPU.
MG82FE308/316: 4.5V~5.5V.
MG82FL308/316: 2.4V~3.6V, minimum 2.7V requirement in flash write operation(ISP/IAP/……)
External crystal mode
Internal RC-oscillator (12MHz) with +/- 4% frequency drift @ -40 ~ 85℃, output on XTAL2/P6.0
and input only.
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MG82FE(L)308/316
Preliminary, v 0.04
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