產品資訊

Features Document Support

1-T 80C51 Central Processing Unit
MG82F5B32 with 32K Bytes flash ROM
- ISP memory zone could be optioned as 0.5KB/1.0KB~7.5KB
- 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 MG82F5B32 Flash space mapping
  
  AP Flash default mapping 29.5KB 0000h~75FFh
  
  IAP Flash default mapping 1.0KB 7600h~79FFh
  
  ISP Flash default mapping 1.5KB 7A00h~7FFFh,Flash default mapping
Data RAM : 2K bytes
- On-chip 256 bytes scratch-pad RAM
- 1792 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 compare/capture 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
- PWM module with dead-time control, break control and central-aligned option
- Variable 8/10/12/16-bit PWM mode with phase shift function, can be configured to:
  
  Up to 8 channels un-buffered 16-bit PWM, or
  
  Up to 8 channels buffered 8-bit PWM, or
  
  Up to 4 channels buffered 16-bit PWM
Keypad Interrupt
10/12-Bit Single-ended ADC
- Programmable throughput up to 400K sps
- Up to 8 channel external inputs and four channel internal input (IVR24/AVSS/0.5VDD)
- ADC VREF+ from on-chip 2.4V reference (IVR24), default from VDD
Enhanced UART (S0)
- Framing Error Detection
- Automatic Address Recognition
- Speed improvement mechanism (X2/X4 mode), Max. UART baud rate up to 3.68/ 6MHz
- Support SPI Master in Mode 4, up to 12MHz on SPICLK
Secondary UART (S1)
- Max. UART baud rate up to 1.8432/3.0MHz
- Support SPI Master in Mode 4, up to 12MHz on SPICLK
- Support LIN bus protocol in Mode 5
- Support SCI (Smart-Card interface, ISO-7816) in Mode 7
One Master/Slave SPI serial interface
- Max. 24MHz SPICLK on SPI master
- Max 12MHz on SPI slave
- Support daisy-chain function in SPI slave mode
- Up to 3 SPI masters including S0 and S1 in mode 4
Three two-wire-serial-interfaces: TWI0/I2C0, TWI1/I2C1 and STWI/SI2C(SID)
- Two Master/Slave hardware engine: TWI0/I2C0 and TWI1/I2C1
- Max. 1MHz on I2C0/I2C1 master mode and Max. 400KHz on I2C0/I2C1 slave mode
- One software TWI/I2C, STWI/ SI2C, Start/Stop serial interface detection (SID)
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 module, clock source from XTAL, ILRCO or SYSCLK
- 0.5S ~ 64S programmable interrupt period
- 21-bit length system timer
Beeper function
On-Chip-Debug interface (OCD)
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
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 Oscillator output on P6.0/XTAL2
- On-chip Clock Multiplier (CKM) to provide high speed clock source (96MHz)
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
- 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 mode
- 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)
Operating frequency range: 32MHz(max)
- External crystal mode, 0 – 12MHz @ 2.0V – 5.5V and 0 – 25MHz @ 2.4V – 5.5V
- CPU up to 12MHz @ 1.8V – 5.5V, up to 25MHz @ 2.2V – 5.5V
- CPU up to 32MHz @ 2.7V – 5.5V with on-chip CKM
16-Bytes Unique ID code
Operating Temperature:
- Industrial (-40℃ to +105℃)*