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■ 32-bit RXv2 CPU core

? Max. operating frequency: 32 MHz

Capable of 64 DMIPS in operation at 32 MHz

? Enhanced DSP: 32-bit multiply-accumulate and 16-bit multiplysubtract

instructions supported

? Built-in FPU: 32-bit single-precision floating point (compliant to

IEEE754)

? Divider (fastest instruction execution takes two CPU clock cycles)

? Fast interrupt

? CISC Harvard architecture with 5-stage pipeline

? Variable-length instructions, ultra-compact code

? On-chip debugging circuit

? Memory protection unit (MPU) supported

■ Low power design and architecture

? Operation from a single 1.8-V to 5.5-V supply

? Three low power consumption modes

? Low power timer (LPT) that operates during the software standby state

■ On-chip flash memory for code

? Read cycle of 31.25 ns in 32-MHz operation

? No waiting time when the CPU is reading at full speed

? 128-Kbyte to 256-Kbyte capacities

? On-board or off-board user programming

? Programmable at 1.8 V

? For instructions and operands

■ On-chip data flash memory

? 8 Kbytes (1,000,000 program/erase cycles (typ.))

? BGO (Background Operation)

■ On-chip SRAM, no wait states

? 16- to 32-Kbyte size capacities

■ Data transfer functions

? DMAC: Incorporates four channels

? DTC: Four transfer modes

■ ELC

? Module operation can be initiated by event signals without using

interrupts.

? Linked operation between modules is possible while the CPU is

sleeping.

■ Reset and supply management

? Seven types of reset, including the power-on reset (POR)

? Low voltage detection (LVD) with voltage settings

■ Clock functions

? Main clock oscillator frequency: 1 MHz to 20 MHz

? External clock input frequency: Up to 20 MHz

? PLL circuit input: 4 MHz to 8 MHz

? On-chip low- and high-speed oscillators, dedicated on-chip low-speed

oscillator for the IWDT

? Clock frequency accuracy measurement circuit (CAC)

■ Independent watchdog timer

? 15-kHz on-chip oscillator produces a dedicated clock signal to drive

IWDT operation.

■ Useful functions for IEC60730 compliance

? Self-diagnostic and disconnect detection assistance functions for the A/

D converter, clock frequency accuracy measurement circuit,

independent watchdog timer, RAM test assistance functions using the

DOC, etc.

■ MPC

? Input/output functions selectable from multiple pins

■ Up to eight communication functions

? CAN (one channel) compliant to ISO11898-1:

Transfer at up to 1 Mbps

? SCI with many useful functions (up to four channels),

asynchronous mode, clock synchronous mode, smart card interface,

reduction of errors in communications using the bit rate modulation

function

? I2C bus interface: Transfer at up to 400 kbps, capable of SMBus

operation (one channel)

? RSPI (one channel): Transfer at up to 16 Mbps