8051 MCU
1T 8051 MCU
*
82 SERIES
MG82G5E32
    • * 1-T 80C51 Central Processing Unit
    • * MG82G5E32 with 32K Bytes flash ROM
      • *ISP memory zone could be optioned as 0.5KB/1.0KB~7.5KB
      • *Flexible IAP size configured by software configured
      • *Code protection for flash memory access
      • *Flash write/erase cycle: 20,000 times
      • *Flash data retention: 100 years at 25℃
      • *Default MG82G5E32 Flash space mapping
        AP 29.5KB 0000h~75FFh
        IAP 1.0KB 7600h~79FFh
        ISP 1.5KB 7A00h~7FFFh
    • * Data RAM : 2K Bytes
      • *On-chip 256 bytes scratch-pad RAM
      • *1792 bytes expanded RAM (XRAM)
      • *Support page select on XRAM access
    • * Dual data pointer
    • * Interrupt controller
      • *18 sources, four-level-priority interrupt capability
      • *Four external interrupt inputs, nINT0, nINT1, nINT2 and nINT3, with glitch filter
      • *All external interrupts support High/Low level or Rising/Falling edge trigger
    • * Total 9/11 timers in MG82G5E32
      • *RTC Timer and WDT Timer
      • *Timer 0, Timer 1, Timer 2 and Timer 3
      • *PCA0, Program Counter Array 0
      • *S0 BRG and S1 BRG
      • *If Timer 2/3 in split mode, then total 11 timers
    • * Four 16-bit timer/counters, Timer 0, Timer 1, Timer 2 and Timer 3
      • *X12 mode and timer clock output function
      • *Synchronous Run-Enable on all timer (same function on Stop and Reload)
      • *New 5 operating modes in Timer 2/3 with 8 clock sources and 8 capture sources
      • *Timer 2/3 can be split into two 8-bit timers
      • *Clock Count Output (CCO) on T2CKO and T3CKO
      • *All timers support PWM mode
    • * One Programmable 16-bit counter/timer Arrays (PCA0) with 8 Compare/PWM modules
      • *PCA0 has 6 CCP (Capture/Compare/PWM) modules and 2 CP (Compare/PWM) modules
      • *Reloadable 16-bit base counter to support variable length PWM
      • *Up to 100MHz clock source from on-chip CKM
      • *Capture mode, 16-bit software timer mode and High speed output mode
      • *Buffered capture mode to monitor narrow pulse input
      • *Variable 8/10/12/16-bit PWM mode, each PCA can be configured to:
        Up to 8 channels un-buffered 10/12/16-bit PWM, or
        Up to 8 channels buffered 2~8-bit PWM, or
        Up to 4 channels buffered 9~16-bit PWM
      • *PCA0 PWM module 0~5 with dead-time control, break control and central-aligned option
    • * 8 Inputs Keypad Interrupt
    • * Output signal Break & Modulator (OBM)
      • *Multi-source modulator and selectable carrier source
      • *Support fast Event Break function
    • * 10-Bit Single-ended ADC
      • *Programmable throughput up to 1M sps
      • *8 channel external inputs and one channel internal input (IVR/1.4V)
      • *ADC VREF+ from external input
    • * Analog Comparator 0
      • *Selectable internal voltage reference (IVR/1.4V) on ACNI0
      • *4 selectable ACPI0(+) inputs
      • *Wake-up from power-down and idle
      • *Glitch filter option and output to internal timer capture
    • * Analog Comparator 1
      • *Selectable internal voltage reference (IVR/1.4V) on ACNI1
      • *Wake-up from power-down and idle
      • *Glitch filter option and output to internal timer capture
    • * Enhanced UART (S0)
      • *Framing Error Detection
      • *Automatic Address Recognition
      • *Speed improvement mechanism (X2/X4 mode), Max. UART baud rate up to 6MHz
      • *Support SPI Master in Mode 4, up to 12MHz on SPICLK
      • *Built-in baud rate generator (S0BRG) to support TX or RX on different baud rate
      • *Support LIN bus protocol with auto baud rate detection in mode 5
      • *S0BRG in timer mode cascaded with Timer 0/1 to be a 16/24-bit timer/counter
    • * Secondary UART (S1)
      • *Dedicated Baud Rate Generator (S1BRG) shares to S0 or set as an 8-bit timer
      • *Max. UART baud rate up to 1.8432/3.0MHz
      • *Support SPI Master in Mode 4, up to 12MHz on SPICLK
      • *S1BRG in timer mode cascaded with Timer 0/1 to be a 16/24-bit timer/counter
    • * One Master/Slave SPI serial interface
      • *Max. 12MHz on SPICLK
      • *8 bits data transfer
      • *Up to 3 SPI masters including S0/S1 in mode 4
      • *Support daisy-chain function in SPI slave mode
    • * Two Master/Slave two wire serial interfaces: TWI0/I2C0 and STWI (SI2C)
      • *One Master/Slave hardware engine: TWI0/I2C0
      • *One software STWI, SI2C, Start/Stop serial interface detection (SID)
    • * Programmable Watchdog Timer (WDT), clock sourced from ILRCO or SYSCLK
      • *One time enabled by CPU or power-on
      • *To interrupt or Reset CPU on WDT overflow
      • *Support WDT function in power down mode (watch mode) for auto-wakeup function
    • * Real-Time-Clock (RTC) module, clock sourced from XTAL, ILRCO or SYSCLK
      • *Programmable interrupt period from mini-second wakeup to minute wakeup
      • *21-bit length system timer
    • * Beeper function
    • * General purpose logic (GPL/CRC)
      • *Bit order reversed function
      • *16-bit CRC engine (CCITT-16 polynomial)
      • *Support automatic CRC of flash content
      • *Programmable initial seed function of CRC
    • * On-Chip-Debug interface (OCD)
    • * Maximum 44 GPIOs in 48-pin package
      • *P3 can be configured to quasi-bidirectional, push-pull output, open-drain output and input only
      • *P0, P1, P2, P4 and P6 can be configured to open-drain output or push-pull output
      • *P6.0, P6.1 and P4.7 shared with XTAL2, XTAL1 and RST
      • *Programmable GPIO driving strength
      • *On chip pull-up enable on each pin
    • * Clock Sources
      • *Internal 12MHz/11.059MHz oscillator (IHRCO): factory calibrated to ±1%, typical
      • *External crystal mode, support 32.768KHz oscillating and missing clock detection (MCD)
      • *Internal Low power 32KHz RC Oscillator (ILRCO)
      • *External clock input (ECKI) on P6.0/XTAL2, up to 25MHz
      • *Internal RC Oscillator output on P6.0/XTAL2
      • *On-chip Clock Multiplier (CKM) to provide high speed clock source
    • * Two Brown-Out Detectors
      • *BOD0: detect 1.7V
      • *BOD1: selected detection level on 4.2V/3.7V/2.4V/2.0V
      • *Interrupt CPU or reset CPU
      • *Wake up CPU in Power-Down mode (BOD1)
    • * Multiple power control modes: idle mode, power-down mode, slow mode, sub-clock mode, RTC mode, watch mode and monitor mode.
      • *All interrupts can wake up IDLE mode
      • *15 sources with 22 pins to wake up Power-Down mode
      • *Slow mode and sub-clock mode support low speed MCU operation
      • *RTC mode supports RTC to resume CPU in power down
      • *Watch mode supports WDT to resume CPU in power down
      • *Monitor mode supports BOD1 to resume CPU in power down
    • * Operating voltage range: 1.8V – 5.5V
      • *Minimum 1.7V requirement in flash write operation (ISP/IAP/ICP)
    • * Operating frequency range: 32MHz(max)
      • *External crystal mode, 0 – 12MHz @ 2.0V – 5.5V, 0 – 25MHz @ 2.7V – 5.5V
      • *CPU up to 12MHz @ 1.8V – 5.5V and up to 25MHz @ 2.2V – 5.5V
      • *CPU up to 32MHz @ 2.7V – 5.5V with on-chip CKM
    • * Operating Temperature:
      • *Industrial (-40℃ to +85℃)*
    • * Package Types:
      • *LQFP48: MG82G5E32 (32K)

    Note*: Tested by sampling.

  • * Data Sheet *
  • * Package Dimension *

  • Tools
  • * Megawin 8051 Writer U1 *
  • * Megawin 8051 ISP/ICP Programmer *
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  • Reference
  • * EV Board *
  • * ISP via COM *