產品資訊

Features Document Support

1-T 80C51 Central Processing Unit
MG82FG5C32 with 32K Bytes flash ROM
- ISP memory zone could be optioned as 0.5/1.0KB~7.5KB
- Flexible IAP size by software configured
- Code protection for flash memory access
- Flash erase/program cycle: 10,000 times
- Flash data retention: 100 years at 25℃
- Default MG82FG5C32 Flash space mapping
  
  AP Flash default mapping 29.5KB 0000h~75FFh
  
  IAP Flash default mapping 1KB 7600h~79FFh
  
  ISP Flash default mapping 1.5KB 7A00h~7FFFh
Data RAM : 2K Bytes
- On-chip 256 bytes scratch-pad RAM
- 1792 bytes expanded RAM (XRAM)
Dual data pointer
Variable length MOVX for slow SRAM/Peripherals
- Support 16-bit data read/write on MOVX cycle
- No Address mode access (FIFO mode)
Interrupt controller
- 24 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 12 timers
- RTC Timer and WDT Timer
- Timer 0, Timer 1, Timer 2, Timer 3 and Timer 4
- S1BRG, S2BRG and S3BRG
- PCA0 and PCA1
- If Timer 2/3/4 in split mode, total 15 timers
Five 16-bit timer/counters, Timer 0, Timer 1, Timer 2, Timer 3 and Timer 4
- X12 mode and timer clock output function
- Synchronous Run-Enable on all timer (same function on Stop and Reload)
- New 4 operating modes in Timer 2/3/4 with 8 clock sources and 8 capture sources
- Timer 2/3/4 can be split to two 8-bit timers
- Clock Count Output (CCO) on T2CKO, T3CKO and T4CKO
- S1/S2/S3BRG cascaded with Timer 1 to a 32/40-bit timer/counter
Two Programmable 16-bit counter/timer Arrays (PCA0 and PCA1) with 12 CCP modules
- Each PCA has 6 CCP (Capture/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 with phase shift function, each PCA can be configured to:
  
  Up to 6 channels un-buffered 16-bit PWM, or
  
  Up to 6 channels buffered 8-bit PWM, or
  
  Up to 3 channels buffered 16-bit PWM
PCA0 PWM module with dead-time control, Break control and central-aligned option
Keypad Interrupt (P0/P2/P5/P3+P4)
10-Bit Single-ended ADC
- Programmable throughput up to 500K sps
- 16 channel external inputs
- ADC VREF+ from external input
Analog Comparator 0
- Programmable on-chip voltage reference, shared to analog comparator 1/2
- 4 selectable AIN0(+) inputs
- Wake-up from power-down and idle
- Glitch filter option and output to internal timer capture
Analog Comparator 1/2
- 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 7.3728/12.0MHz
- Support SPI Master in Mode 4, up to 12MHz on SPICLK
2nd/3rd/4th UARTs (S1/S2/S3)
- Each UART has dedicated Baud Rate Generator
- S1 shares baud rate generator to S0
- 8-bit timer function on each module, cascaded with Timer 1 to be a 32/40-bit timer/counter
- Max. UART baud rate up to 1.8432/3.0MHz
- Support SPI master mode in Mode 4, up to 12MHz on SPICLK
- S1 support LIN bus protocol in Mode 5
- S1/S2/S3 support SCI (Smart Card Interface, ISO-7816) in Mode 7
One Master/Slave SPI serial interface
- Max. 12MHz on SPICLK
- Quad Peripheral Interface (QPI) available
- 8/16 bits data transfer
- Up to 5 SPI masters including S0~S3 in mode 4
Three Master/Slave two wire serial interfaces: TWSI, TWI1 and STWI (SID)
- Two Master/Slave hardware engine: TWSI and TWI1
- 3 device addresses recognized in TWSI/TWI1 slave mode
- Two wire Start/Stop serial interface detection (SID) for STWI, Software TWI
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) for auto-wakeup function
Real-Time-Clock (RTC) module, clock sourced from XTAL or ILRCO
- Programmable interrupt period from mini-second wakeup to monthly wakeup
- 21-bit length system timer
Beeper function
On-Chip-Debug interface (OCD)
Maximum 44 GPIOs in LQFP48 package
- P3 can be configured to quasi-bidirectional, push-pull output, open-drain output and input only
- P0, P1, P2, P4, P5, P6 and P7 can be configured to open-drain output or push-pull output
- P6.0, P6.1 and P4.7 shared with XTAL2, XTAL1 and RST
Clock Sources
- Internal 12MHz/11.059MHz oscillator (IHRCO): factory calibrated to ±1%, typical
- External crystal mode, support 32.768KHz oscillating
- 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
- 13 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
Operating voltage range: 1.8V – 5.5V
- Minimum 1.8V requirement in flash write operation (ISP/IAP/ICP)
Operation 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
Operating Temperature:
- Industrial (-40°C to +85°C)*