M16C64C View Datasheet(PDF) - Renesas Electronics

Part Name

Description

Manufacturer

M16C64C

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Renesas Electronics 

M16C/64C Group

1. Overview

1.2 Specifications

The M16C/64C Group includes 100-pin package. Table 1.1 and Table 1.2 list specifications.

Table 1.1 Specifications for the 100-Pin Package (1/2)

Item

Function

Description

CPU

Central processing unit

M16C/60 Series core

(multiplier: 16 bit × 16 bit  32 bit,

multiply and accumulate instruction: 16 bit × 16 bit + 32 bit  32 bit)

• Number of basic instructions: 91

• Minimum instruction execution time:

40.0 ns (f(BCLK) = 25 MHz, VCC1 = VCC2 = 2.7 to 5.5 V)

• Operating modes: Single-chip, memory expansion, and microprocessor

Memory

ROM, RAM, data flash

See Table 1.3 “Product List (N-Version)” and Table 1.4 “Product List (D-

Version)”.

Voltage

Detection

Voltage detector

• Power-on reset

• 3 voltage detection points (detection level of voltage detection 0 and 1

selectable)

Clock

Clock generator

• 4 circuits: Main clock, sub clock, low-speed on-chip oscillator (125 kHz),

PLL frequency synthesizer

• Oscillation stop detection: Main clock oscillation stop/restart detection

function

• Frequency divider circuit: Divide ratio selectable from 1, 2, 4, 8, and 16

• Power saving features: Wait mode, stop mode

• Real-time clock

External Bus

Expansion

Bus memory expansion

• Address space: 1 MB

• External bus interface: 0 to 3 waits inserted, 4 chip select outputs,

memory area expansion function (expandable to 4 MB), 3 V and 5 V

interfaces

• Bus format: Separate bus or multiplexed bus selectable, data bus width

selectable (8 or 16 bits), number of address buses selectable (12, 16, or

20)

I/O Ports

Programmable I/O ports

• CMOS I/O ports: 85 (selectable pull-up resistors)

• N-channel open drain ports: 3

Interrupts

• Interrupt vectors: 70

• External interrupt inputs: 13 (NMI, INT × 8, key input × 4)

• Interrupt priority levels: 7

Watchdog Timer

15-bit timer × 1 (with prescaler)

Automatic reset start function selectable

DMA

DMAC

• 4 channels, cycle steal mode

• Trigger sources: 43

• Transfer modes: 2 (single transfer, repeat transfer)

R01DS0016EJ0100 Rev.1.00

Feb 07, 2011

Page 2 of 88

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