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8051-Based MCU. MG84FG516 Datasheet |
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8051-Based MCU
MG84FG516
Data Sheet
Version: A1.5
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. 2005 All rights reserved.
2015/09 version A1.5
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MG84FG516 Data Sheet
MEGAWIN
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Features
1-T 80C51 Central Processing Unit
MG84FG516 with 64K Bytes flash ROM
━ ISP memory zone could be optioned as 1KB/1.5KB~4KB
━ Flexible IAP size.
━ Code protection for flash memory access
━ Flash erase/program cycle: 10,000 times
━ Flash data retention: 100 years at 25℃
━ MG84FG516 Flash space mapping
AP Flash（60KB, 0000h~EFFFh）
IAP Flash（1.5KB, F000h~F5FFh）
USB DFU boot-Code（2.5KB, F600h~FFFFh）（USB boot-code space）
Data RAM
━ On-chip 256 bytes scratch-pad RAM
━ 4096 bytes expanded RAM (XRAM)
━ Up to 5120 bytes expanded RAM (XRAM) by sharing USB buffer
Dual data pointer
Variable length MOVX for slow SRAM/Peripherals
Interrupt controller
━ 17 sources, four-level-priority interrupt capability
━ Four external interrupt inputs, nINT0, nINT1, nINT2 and nINT3
━ All external interrupts support High/Low level or Rising/Falling edge trigger
Four 16-bit timer/counters, Timer 0, Timer 1, Timer 2 and Timer 3
━ T0CKO on P34, T1CKO on P35, T2CKO on P10 and T3CKO on P01
━ X12 mode enabled for T0/T1/T2/T3
Programmable 16-bit counter/timer Array (PCA) with 6 compare/capture modules
━ Capture mode
━ 16-bit software timer mode
━ High speed output mode
━ 8/10/12/16-bit PWM (Pulse Width Modulator) mode with phase shift function
Keypad Interrupt (P0/P2/P5/P6)
12-Bit ADC
━ Programmable throughput up to 250 ksps
━ Up to 8 channel single-ended inputs or 4 channel differential inputs
Enhanced UART (S0)
━ Framing Error Detection
━ Automatic Address Recognition
━ Speed improvement mechanism (X2/X4 mode)
Secondary UART (S1)
━ Dedicated Baud Rate Generator
━ S1 shares baud rate generator to S0.
Master/Slave SPI serial interface
Master/Slave two wire serial interface (TWSI)
USB Device Controller
━ USB Full speed (12Mbps) operation and USB specification 2.0 compliant
━ Intel 8X931 like USB control flow
MEGAWIN
MG84FG516 Data Sheet
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