Features

• • 8-bit 6502 CPU
    
  • 10Kbytes SRAM
    
  • Internal ROM 896K bytes
    
  • Operating Voltage 3.3V ±10%
    
  • Crystal OSC circuit with maximum frequency up to 16 MHz
    
  • Offer 8 interrupt sources ; all sources have independent latches each and multiple interrupt control is available
    

  - bit 0 ---- SPI
  

  - bit 1 ---- ADC
  

  - bit 2 ---- Ptimer0
  

  - bit 3 ---- Ptimer1
  

  - bit 4 ---- I2C
  

  - bit 5 ---- UART of TxD buffer is empty
  

  - bit 6 ---- UART of RxD buffer is full
  

  - bit 7 ---- External Port Interrupt
  

  • maximum to 28 I/O pin contains 16 programmable I/O port with pull-up resisters
    
  • Port0 with 25mA sink/source current and share with analog input, Port2 with 3mA sink current.
    
  • 8 external interrupt pin (selectable rising / falling edge trigger)
    
  • Dual 16-bit timer/counters and timer output Pin
    
  • 8 channels 12 bit resolution AD converter
    
  • 3wire / 2 wire SPI ( selectable 1~32 bit serial data in / out )
    
  • UART interface
    
  • Support 2 kinks of standby modes – STOP and HALT
    
  • Package: QFN40