產品資訊

• 1-T 80C51 Central Processing Unit
• MG82FG5B16 with 16K Bytes flash ROM
  • ISP memory zone could be optioned as 1KB/1.5KB~4KB
  • Flexible IAP size by software configured
  • Code protection for flash memory access
  • Flash erase/program cycle: 20,000 times
  • Flash data retention: 100 years at 25℃
  • Default MG82FG5B16 Flash space mapping

    AP Flash default mapping	13.5KB 0000h~35FFh
    IAP Flash default mapping	1KB 3600h~39FFh
    ISP Flash default mapping	1.5KB 3A00h~3FFFh

• Data RAM
  • On-chip 256 bytes scratch-pad RAM
  • 768 bytes expanded RAM (XRAM)
•  Dual data pointer
• Interrupt controller
  • 16 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
• Three 16-bit timer/counters, Timer 0, Timer 1 and Timer 2
  • T0CKO on P34, T1CKO on P35 and T2CKO on P10
  • X12 mode enabled for T0/T1/T2
  • S1BRG cascaded with Timer 1 to a 16/24-bit timer/counter
• Programmable 16-bit counter/timer Array (PCA) with 8 CCP modules(Capture/Compare/PWM)
  • Programmable 16-bit PCA base counter
  • Up to 100MHz clock source from on-chip CKM
  • Capture mode, 16-bit software timer mode and High speed output mode
  • 8/10/12/16-bit PWM mode with phase shift function, up to 8-channel PWM
  • PWM module with dead-time control and central-aligned option
• Keypad Interrupt
• 10-Bit ADC
  • Programmable throughput up to 200 ksps
  • Up to 8 channel single-ended inputs
• Enhanced UART (S0)
  • Framing Error Detection
  • Automatic Address Recognition
  • Speed improvement mechanism (X2/X4 mode)Max. UART baud rate up to 1.843MHz
  • SPI master supported in mode 4
• Secondary UART (S1)
  • Dedicated Baud Rate Generator shares to S0 or set as an 8-bit timer
  • SPI master supported in mode 4
• One Master/Slave SPI serial interface (SPI)
  • Max. SPI clock frequency up to 12MHz.
  • Up to 3 SPI masters including S0 and S1 in mode 4
• Three two-wire-serial-interface: TWSI, TWI1 and STWI(SID)
  • Two Master/Slave hardware engine: TWSI and TWI1
  • 3 device address recognized in TWSI/TWI1 slave mode
  • Two wire serial interface Start/Stop detection (SID) to support 3rd TWI slave interface
• On-Chip-Debug interface (OCD)
• Programmable Watchdog Timer, clock sourced from ILRCO
  • One time enabled by CPU or power-on
  • Interrupt CPU or Reset CPU on WDT overflow
  • Support WDT function in power down mode (watch mode)
• Real-Time-Clock module
  • 0.5S ~ 64S programmable interrupt period
  • 21-bit length system timer
• Beeper function
• Maximum 29 GPIOs in 32-pin package
  • P3 can be configured to quasi-bidirectional, push-pull output, open-drain output and input only
  • 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
• 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
  • 11 sources 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
• 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
• Operating voltage range: 1.8V – 5.5V
  • Minimum 1.7V requirement in flash write operation (ISP/IAP/ICP)
• Operating frequency range: 25MHz(max)
  • External crystal mode, 0 – 12MHz @ 1.8V – 5.5V and 0 – 25MHz @ 2.7V – 5.5V
  • CPU up to 12MHz @ 1.8V – 5.5V and up to 25MHz @ 2.2V – 5.5V
• 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
  • Internal Oscillator output on P6.0/XTAL2
  • On-chip Clock Multiplier (CKM) to provide high speed clock source
• Operating Temperature:
  • Industrial (-40℃ to +85℃)*
• 16-Bytes Unique ID code

• Package Types:
  • LQFP32(7mm*7mm):MG82FG5B16AD32
  • SSOP28(150 mil):MG82FG5B16AL28
  • SSOP20(150 mil):MG82FG5B16AL20

Note*: Tested by sampling.