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Mitsubishi microcomputers

M16C / 62M (80-pin version) Group

(Low voltage version)

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Description

3

Block Diagram

Figure 1.1.2 is a block diagram of the M16C/62M (80-pin version) group (low voltage version).

Block diagram of the M16C/62M (80-pin version) group (low voltage version)

Timer

Timer TA0 (16 bits)

Timer TA1 (16 bits)

Timer TA2 (16 bits)

Timer TA3 (16 bits)

Timer TA4 (16 bits)

Timer TB0 (16 bits)

Timer TB1 (16 bits)

Timer TB2 (16 bits)

Timer TB3 (16 bits)

Timer TB4 (16 bits)

Timer TB5 (16 bits)

Internal peripheral functions

Watchdog timer

(15 bits)

DMAC

(2 channels)

D-A converter

(8 bits X 2 channels)

A-D converter

Expandable up to 10 channels)

UART/clock synchronous SI/O

System clock generator

M16C/60 series16-bit CPU core

I/O ports

Port P0

8

Port P2

8

Port P3

8

Port P4

4

Port P5

8

Port P6

8

R0L

R0H

R1H

R1L

R2

R3

A0

A1

FB

R0L

R0H

R1H

R1L

R2

R3

A0

A1

FB

Registers

ISP

USP

Stack pointer

Vector table

INTB

CRC arithmetic circuit (CCITT )

Multiplier

Memory

ROM

(Note 1)

RAM

(Note 2)

Note 1: ROM size depends on MCU type.

Note 2: RAM size depends on MCU type.

Note 3: One of three channels is used for UART and IIC mode only.

SB

FLG

PC

Program counter

Clock synchronous SI/O

Flag register

Figure 1.1.2. Block diagram of M16C/62M (80-pin version) group (low voltage version)