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REJ05B0602-0100/Rev.1.00 April 2005 Page 1 of 13

PPLICATION NOTE

M32C/83, M32C/84 Group

Differences between M32C/83 and M32C/84

1. Abstract

The following document describes differences between M32C/83 and M32C/84.

2. Introduction

The explanation of this issue is applied to the following condition:

Applicable MCU: M32C/83, M32C/84 Group

3. Contents

3.1 Function Differences

Table 3.1.1 and Table 3.1.3 show the Function Differences.

Table 3.1.1 Function Differences (1/3) (Note1)

Note 1: About the details and the characteristics, refer to hardware manual.

Item M32C/83 M32C/84

I/O power supply Single (VCC) M32C/84 Double (VCC1 ≥ VCC2)

M32C/84T Single (VCC1 = VCC2)

Supply Voltage 4.2V to 5.5V (f(BCLK))=32MHz)

3.0V to 5.5V (f(BCLK))=20MHz, VDC on)

3.0V to 3.6V (f(BCLK))=20MHz, VDC off)

VCC1=4.2V to 5.5V, VCC2=3.0V to VCC1

(f(BCLK)=32MHz)

VCC1=3.0V to 5.5V, VCC2=3.0V to VCC1

(f(BCLK)=24MHz)

System Clock Protect

Function

None Have

Voltage Detection Circuit None M32C/84 Have

M32C/84T None

Power Consumption 41mA(VCC=5V, f(BCLK)=32MHz)

26mA(VCC=3.3V, f(BCLK)=20MHz)

470µA(VCC=5V, f(BCLK)=32kHz, in wait

mode)

5.0µA(VCC=3.3V, f(BCLK)=32kHz, VDC off, in

wait mode)

0.4µA (in stop mode)

28mA (VCC1= VCC2=5V, f(BCLK)=32MHz)

22mA (VCC1= VCC2=3.3V, f(BCLK)=24MHz)

10µA (VCC1= VCC2=5V, f(BCLK)=32kHz, in wait

mode)

10µA (VCC1= VCC2=3.3V, f(BCLK)=32kHz, in wait

mode)

0.8µA (in stop mode)

Bus Wait No wait to 3 waits (Select WCR register) 1 wait to 8 waits (Select EWCR0 to EWCR3 register)

Recovery Cycle Not available Available

Protect Can be set for CM0, CM1, CM2, MCD, PLC0,

PLC1, PM0, PM1, INVC0, INVC1, PD9, PS3,

PLV

, VDC0 register

Can be set for CM0, CM1, CM2, MCD, PLC0, PLC1,

PM0, PM1, INVC0, INVC1, PD9, PS3, PM2

, VCR2,

D4INT

Address Match Interrupt Set in four addresses Set in eight addresses

DMA Request Factors Falling edge or both edges of input signals to

the INT0

________

to INT3

________

Timer A0 to timer A4 interrupt requests

Timer B0 to timer B5 interrupt requests

UART0 to UART4 transmit and receive

interrupt requests

A/D0 conversion interrupt request

A/D1 conversion interrupt request

Intelligent I/O interrupt request 0 to 11

CAN interrupt request

Software trigger

The next interrupt is deleted from M32C/83.

A/D1 conversion interrupt request

Intelligent I/O interrupt request 5 to 7

1 2 3 4 5 6 ... 12 13

Inhaltsverzeichnis

Seite 1 - M32C/83, M32C/84 Group

REJ05B0602-0100/Rev.1.00 April 2005 Page 1 of 13 APPLICATION NOTEM32C/83, M32C/84 Group Differences between M32C/83 and M32C/84 1. Abstract The f

Seite 2

REJ05B0602-0100/Rev.1.00 April 2005 Page 10 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/843.6 Support Tool Differences Table 3

Seite 3

REJ05B0602-0100/Rev.1.00 April 2005 Page 11 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/844. Reference Renesas Technology Cor

Seite 4

REJ05B0602-0100/Rev.1.00 April 2005 Page 12 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84REVISION HISTORY Description Rev. Da

Seite 5

REJ05B0602-0100/Rev.1.00 April 2005 Page 13 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Keep safety first in your circuit de

Seite 6 - 3.3 SFR Differences

REJ05B0602-0100/Rev.1.00 April 2005 Page 2 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Table 3.1.2 Function Differences (2/3

Seite 7

REJ05B0602-0100/Rev.1.00 April 2005 Page 3 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Table 3.1.3 Function Differences (3/3

Seite 8

REJ05B0602-0100/Rev.1.00 April 2005 Page 4 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/843.2 Pin function Differences Table 3

Seite 9

REJ05B0602-0100/Rev.1.00 April 2005 Page 5 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Table 3.2.2 Pin Function Differences

Seite 10 - 3.6 Support Tool Differences

REJ05B0602-0100/Rev.1.00 April 2005 Page 6 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/843.3 SFR Differences Table 3.3.1 and T

Seite 11

REJ05B0602-0100/Rev.1.00 April 2005 Page 7 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Table 3.3.2 SFR Differences (2/3) M32

Seite 12 - REVISION HISTORY

REJ05B0602-0100/Rev.1.00 April 2005 Page 8 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/84Table 3.3.3 SFR Differences (3/3) M32

Seite 13

REJ05B0602-0100/Rev.1.00 April 2005 Page 9 of 13 M32C/83, M32C/84 GroupDifferences between M32C/83 and M32C/843.4 Interrupt Vector Differences Tab

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