■ DESCRIPTION
The MB91265A series is a 32-bit RISC microcontroller designed by Fujitsu Microelectronics for embedded control applications which require high-speed processing.
The CPU is used the FR family* and the compatibility of FR60Lite.
MB91267NA/F267NA loads the C-CAN (1 channel) .

■ FEATURES
• FR60Lite CPU
   • 32-bit RISC, load/store architecture with a five-stage pipeline
   • Maximum operating frequency : 33 MHz (oscillation frequency 4.192 MHz,
      oscillation frequency 8-multiplier PLL clock multiplication method)
   • 16-bit fixed length instructions (basic instructions)
   • Execution speed of instructions : 1 instruction per cycle
   • Memory-to-memory transfer, bit handling, barrel shift instructions, etc.
      : Instructions suitable for embedded applications
   • Function entry/exit instructions, multiple-register load/store instructions
      : Instructions adapted for C-language
   • Register interlock function : Facilitates coding in assembler.
   • Built-in multiplier with instruction-level support
      • 32-bit multiplication with sign : 5 cycles
      • 16-bit multiplication with sign : 3 cycles
   • Interrupt (PC, PS save) : 6 cycles, 16 priority levels
   • Harvard architecture allowing program access and data access
      to be executed simultaneously
   • Instruction compatible with FR family
  
• Internal peripheral functions
   • A/D converter (sequential comparison type)
      Resolution : 8/10 bits : 4 channels × 1 unit, 7 channels × 1 unit
      Conversion time :
         1.2 µs (Minimum conversion time system clock at 33 MHz)
         1.35 µs (Minimum conversion time system clock at 20 MHz)
   • External interrupt input : 8 channels
   • Bit search module (for REALOS)
      Function for searching the MSB (upper bit) in each word
         for the first 1-to-0 inverted bit position
   • C-CAN 32MSB : 1 channel (loaded in MB91267NA/F267NA)
   • UART (Full-duplex double buffer) : 2 channels
      Selectable parity On/Off
      Asynchronous (start-stop synchronized) or clock-synchronous
         communications selectable
      Internal timer for dedicated baud rate (U-TIMER) on each channel
      External clock can be used as transfer clock
      Error detection function for parity, frame, and overrun errors
   • 8/16-bit PPG timer : 8 channels (at 8-bit) / 4 channels (at 16-bit)
   • Timing generator
   • 16-bit reload timer : 3 channels
      (with cascade mode, without output of reload timer 0)
   • 16-bit free-run timer : 3 channels
   • 16-bit PWC timer : 1 channel
   • Input capture : 4 channels (interface with free-run timer)
   • Output compare : 6 channels (interface with free-run timer)
   • Waveform generator
      Various waveforms which are generated by using output compare,
      16-bit PPG timer 0, and 16-bit dead timer
   • SUM of products macro
      RAM :
         instruction RAM (I-RAM) 256 × 16-bit
         coefficient RAM (X-RAM) 64 × 16-bit
         variable RAM (Y-RAM) 64 × 16-bit
      Execution of 1 cycle MAC (16-bit × 16-bit + 40 bits)
      Operation results are extracted rounded from 40 to 16 bits
   • DMAC (DMA Controller) : 5 channels
      Operation of transfer and activation by
      internal peripheral interrupts and software
   • Watchdog timer
   • Low-power consumption mode
      Sleep/stop function
   • Package : LQFP-64
   • Technology : CMOS 0.35 µm
   • Power supply : 1-power supply (Vcc = 4.0 V to 5.5 V)