Differences between M32C/83 and M32C/84

APPLICATION 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)
Item
I/O power supply
Supply Voltage
System
Clock
Protect
Function
Voltage Detection Circuit
M32C/83
Single (VCC)
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)
None
to
VCC1
to
VCC1
Bus Wait
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)
No wait to 3 waits (Select WCR register)
M32C/84 Have
M32C/84T None
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)
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
Set in four addresses
Can be set for CM0, CM1, CM2, MCD, PLC0, PLC1,
PM0, PM1, INVC0, INVC1, PD9, PS3, PM2, VCR2,
D4INT register
Set in eight addresses
Falling
edge ________
or both edges of input signals to
________
the INT0 to INT3 pin
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
Power Consumption
Address Match Interrupt
DMA Request Factors
None
M32C/84
M32C/84 Double (VCC1 ≥ VCC2)
M32C/84T Single (VCC1 = VCC2)
VCC1=4.2V to 5.5V, VCC2=3.0V
(f(BCLK)=32MHz)
VCC1=3.0V to 5.5V, VCC2=3.0V
(f(BCLK)=24MHz)
Have
Note 1: About the details and the characteristics, refer to hardware manual.
REJ05B0602-0100/Rev.1.00
April 2005
Page 1 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Table 3.1.2 Function Differences (2/3) (Note1)
Item
M32C/83
M32C/84
Intelligent I/O
4 group
1 group
Intelligent I/O
Time Measurement
Intelligent I/O
Waveform Generation
Intelligent I/O
Waveform
Generation
Mode
12 channel (144-pin version)
5 channel (100-pin version)
28 channel (144-pin version)
10 channel (100-pin version)
Single-Phase Waveform Output Mode
(Group 0 to 3)
Phase-Delayed Waveform Output Mode
(Group 0 to 3)
Set/Reset Waveform Output (SR Waveform
Output) Mode (Group 0 to 3)
Bit Modulation PWM Output Mode
(Group 2 and 3)
Real-Time Port (RTP) Output Mode
(Group 2 and 3)
Parallel Real-Time Port Output Mode
(Group 2 and 3)
Clock Synchronous Serial I/O Mode
Clock Asynchronous Serial I/O Mode (UART)
HDLC Data Processing Mode
Variable Clock Synchronous Serial I/O Mode
IEBus Mode (Note 2)
8-bit or 16-bit Clock Synchronous Serial I/O
Mode
2 circuit
8 channel (144-pin version)
8 channel (100-pin version)
8 channel (144-pin version)
8 channel (100-pin version)
Single-Phase Waveform Output Mode
1 circuit
Selectable: fAD, fAD/2, fAD/3, fAD/4
Selectable: fAD, fAD/2, fAD/3, fAD/4, fAD/6, fAD/8
One-shot mode, repeat mode, single sweep
mode, repeat sweep mode 0, repeat sweep
mode 1
None
The next mode is added to M32C/83.
Multi-port single sweep mode, multi-port repeat
sweep mode 0
Have
Have
None
Have
None
DRAMC
Have
None
Flash Memory
Program
Flash Memory
Rewrite Mode
Flash Memory
Boot ROM
Flash Memory
Block A
Flash Memory
Block
Per page (per 256 byte)
Per word, per byte (Note 3)
CPU rewrite mode (EW mode 0 corresponding)
EW mode 0, EW mode 1
8K bytes
4K bytes
None
Have (4K bytes)
Block 0: 16K bytes
Block 1: 8K bytes
Block 2: 8K bytes
Block 3: 32K bytes
Block 4 to block 10: 64K bytes
Block 0: 4K bytes
Block 1: 4K bytes
Block 2: 8K bytes
Block 3: 8K bytes
Block 4: 8K bytes
Block 5: 32K bytes
Block 6 to block 12: 64K bytes
Intelligent I/O
Communication Function
A/D Converter
A/D Converter
Operating Clock
A/D Converter
Mode
A/D Converter
DMAC Operating Mode
A/D Converter
Phase-Delayed Waveform Output Mode
Set/Reset Waveform Output (SR Waveform Output)
Mode
Clock Synchronous Serial I/O Mode
Clock Asynchronous Serial I/O Mode (UART)
HDLC Data Processing Mode
Two-Circuit Simultaneous Start
A/D Converter
Pin Input Replacement Function
Note 1: About the details and the characteristics, refer to hardware manual.
Note 2: IEBus is a trademark of NEC Electronics Corporation.
Note 3: Programming per byte is available in parallel I/O mode only.
REJ05B0602-0100/Rev.1.00
April 2005
Page 2 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Table 3.1.3 Function Differences (3/3) (Note1)
Item
Flash Memory
Software Command
Program
Flash Memory
Software Command
Read Lock Bit Status
Flash Memory
Status Register
M32C/83
M32C/84
“41h” is written in the first bus cycle.
Data to the write address in the second bus
cycle to 129th bus cycle.
“71h” is written in the first bus cycle.
Read lock highest-order address of a block in
the second bus cycle.
b0: Reserved bit
b1: Reserved bit
b2: Reserved bit
b3: Block status after program
b4: Program status
b5: Erase status
b6: Reserved bit
b7: Write state machine (WSM) status
“xx40h” is written in the first bus cycle.
Data to the write address in the second bus cycle.
“xx71h” is written in the first bus cycle.
“xxD0h” is written in the second bus cycle.
Read the FMR16 bit in the FMR1 register.
b0: Reserved bit
b1: Reserved bit
b2: Reserved bit
b3: Reserved bit
b4: Program status
b5: Erase status
b6: Reserved bit
b7: Sequence status
Note 1: About the details and the characteristics, refer to hardware manual.
REJ05B0602-0100/Rev.1.00
April 2005
Page 3 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
3.2 Pin function Differences
Table 3.2.1 and Table 3.2.2 show the Pin Function Differences.
Table 3.2.1 Pin Function Differences (1/2)
M32C/83
Pin.no
144
M32C/84
Remarks
100
Pin
Pin
GP
FP
GP
5
5
3
6
6
4
13
-
-
14
-
-
27
20
18
P92/TB2IN/TxD3/SDA3/SRxD3/
OUTC20/ IEOUT/ISTxD2
P91/TB1IN/RxD3/SCL3/STxD3/
IEIN/ISRxD2
P141/OUTC15
P140/OUTC14
P82/INT0/CANOUT/OUTC32/ISRxD3
28
21
19
P81/TA4IN/U/OUTC30/ISTxD3
P81/TA4IN/U/INPC15/OUTC15
29
22
20
30
23
21
P80/TA4OUT/U/INPC02/ISRxD0/BE0IN
P77/TA3IN/CANIN/INPC01/OUTC01/ISCLK0
P80/TA4OUT/U/ISRxD0
P77/TA3IN/CAN0IN/INPC14/
OUTC14/ISCLK0
31
24
22
P76/TA3OUT/CANOUT/INPC00/OUTC00/
ISTxD0/BE0OUT
P76/TA3OUT/CAN0OUT/INPC13/
OUTC13/ISTxD0
34
27
25
36
29
27
P73/TA1IN/V/CTS2/RTS2/SS2/
OUTC10/ISTxD1/BE1OUT
P71/TB5IN//TA0IN/RxD2/SCL2/STxD2/
OUTC22/ISRxD2/IEIN
P73/TA1IN/V/CTS2/RTS2/SS2/INPC10/
OUTC10/ISTxD1/BE1OUT
P71/TB5IN/TA0IN/RxD2/SCL2/STxD2/
INPC17/OUTC17
37
30
28
P70/TA0OUT/TxD2/SDA2/SRxD2/OUTC20/
ISTxD2/IEOUT
P70/TA0OUT/TxD2/SDA2/SRxD2/
INPC16 /OUTC16
43
34
32
P64/CTS1/RTS1/SS1/OUTC21/ISCLK2
P64/CTS1/RTS1/SS1
Add INPC17/OUTC17
Delete
OUTC22/ISRxD2/IEIN
Add INPC16/OUTC16
Delete
OUTC20/ISTxD2/IEOUT
Delete OUTC21/ISCLK2
48
-
-
P137/OUTC27
P137
Delete OUTC27
49
-
-
P136/OUTC21/ISCLK2
P136
Delete OUTC21/ISCLK2
50
-
-
P135/OUTC22/ISRxD2/IEIN
P135
51
-
-
P134/OUTC20/ISTxD2/IEOUT
P134
53
40
38
P56/ALE/RAS
P56/ALE
Delete
OUTC22/ISRxD2/IEIN
Delete
OUTC20/ISTxD2/IEOUT
Delete RAS
56
-
-
P133/OUTC23
P133
Delete OUTC23
58
-
-
P132/OUTC26
P132
Delete OUTC26
60
-
-
P131/OUTC25
P131
Delete OUTC25
P92/TB2IN/TxD3/SDA3/SRxD3
P91/TB1IN/RxD3/SCL3/STxD3
P141/INPC15/OUTC15
P140/INPC14/OUTC14
P82/INT0/CAN0OUT
Delete
OUTC20/IEOUT/ISTxD2
Delete IEIN/ISRxD2
Add INPC15
Add INPC14
Add CAN0OUT
Delete
CANOUT/OUTC32/ISRxD3
Add Add INPC15/OUTC15
Delete OUTC30/ISTxD3
Delete INPC02/BE0IN
Add
CAN0IN/INPC14/OUTC14
Delete
CANIN/INPC01/OUTC01
Add
CAN0OUT/INPC13/OUTC13
CANOUT/INPC00/OUTC00/
Delete BE0OUT
Add INPC10
61
-
-
P130/OUTC24
P130
Delete OUTC24
63
44
42
P52/RD/DW
P52/RD
Delete DW
64
45
43
P51/WRH/BHE/CASH
P51/WRH/BHE
Delete CASH
65
46
44
P50/WRL/WR/CASL
P50/WRL/WR
Delete CASL
66
-
-
P127/OUTC37
P127
Delete OUTC37
67
-
-
P126/OUTC36
P126
Delete OUTC36
68
-
-
P125/OUTC35
P125
Delete OUTC35
72
50
48
P44/CS3/A20(MA12)
P44/CS3/A20
Delete MA12
73
51
49
P43/A19(MA11)
P43/A19
Delete MA11
75
52
50
P42/A18(MA10)
P42/A18
Delete MA10
77
53
51
P41/A17(MA9)
P41/A17
Delete MA9
78
54
52
P40/A16(MA8)
P40/A16
Delete MA8
79
55
53
P37/A15(MA7)(/D15)
P37/A15(/D15)
Delete MA7
REJ05B0602-0100/Rev.1.00
April 2005
Page 4 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Table 3.2.2 Pin Function Differences (2/2)
M32C/83
Pin.no
144
M32C/84
Remarks
100
Pin
Pin
GP
FP
GP
80
56
54
81
57
55
82
58
83
59
84
60
85
56
P36/A14(MA6)(/D14)
P35/A13(MA5)(/D13)
P34/A12(MA4)(/D12)
P36/A14(/D14)
P35/A13(/D13)
P34/A12(/D12)
Delete MA6
Delete MA5
Delete MA4
57
P33/A11(MA3)(/D11)
P33/A11(/D11)
Delete MA3
58
P32/A10(MA2)(/D10)
P32/A10(/D10)
Delete MA2
61
59
P31/A9(MA1)(/D9)
P31/A9(/D9)
Delete MA1
86
-
-
P124/OUTC34
P124
Delete OUTC34
87
-
-
P123/OUTC33
P123
Delete OUTC33
88
-
-
P122/OUTC32/ISRxD3
P122
Delete OUTC32/ISRxD3
89
-
-
P121/OUTC31/ISCLK3
P121
Delete OUTC31/ISCLK3
90
-
-
P120/OUTC30/ISTxD3
P120
Delete OUTC30/ISTxD3
92
63
61
P30/A8(MA0)(/D8)
P30/A8(/D8)
Delete MA0
115
-
-
P113/OUTC13
P113/INPC13/OUTC13
Add INPC13
118
-
-
P110/OUTC10/STxD1/BE1OUT
P110/INPC10/OUTC10/STxD1/BE1OUT
Add INPC10
123
-
-
P157/INPC07/AN157
P157/AN157
Delete INPC07
124
-
-
P156/INPC06/AN156
P156/AN156
Delete INPC06
125
-
-
P155/INPC05/OUTC05/AN155
P155/AN155
Delete INPC05
126
-
-
P154/INPC04/OUTC04/AN154
P154/AN154
Delete INPC04
127
-
-
P153/INPC03/AN153
P153/AN153
Delete INPC03
128
-
-
P152/INPC02/ISRxD0/BE0IN/AN152
P152/ISRxD0/AN152
Delete INPC02/BE0IN
129
-
-
P151/INPC01/OUTC01/ISCLK0/AN151
P151/ISCLK0/AN151
Delete INPC01/OUTC01
131
-
-
P150/INPC00/OUTC00/ISTxD0/BE0OUT/
AN150
P150/ISTxD0/AN150
Delete
INPC00/OUTC00/BE0OUT
REJ05B0602-0100/Rev.1.00
April 2005
Page 5 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
3.3 SFR Differences
Table 3.3.1 and Table 3.3.3 show the SFR Differences.
Table 3.3.1 SFR Differences (1/3)
M32C/83
PM1
M32C/84
Remarks
PM1
Delete bit 3. Add reserved bit (bit 6)
CM0
CM0
Change function (bit3)
WCR
-
AIER
AIER
Add bits 4 to 7
PRCR
PRCR
Change function (bits 1, 3)
WDC
WDC
Add bit 5
-
PM2
-
VCR2
PLV
-
-
VCR1
VDC0
-
PLC0
PLC0
PLC1
PLC1
-
RMAD4
-
RMAD5
-
D4INT
-
RMAD6
-
RMAD7
DRAMCONT
-
REFCNT
-
-
EWCR0
-
EWCR1
-
EWCR2
-
EWCR3
-
PWCR0
-
PWCR1
-
FMR1
FMR0
FMR0
IIO6IC
-
IIO11IC/CAN2IC
CAN2IC
AD1IC
-
IIO5IC
-
IIO7IC
-
Add reserved bit (bit 3), Change set value (bit 6).
Address change from 0376h to 0026h.
Change function (bit 1). Add reserved bit (bits 4 to 7).
Address change from 0377h to 0027h.
Change function (bit 3). Add bits 6, 7.
Delete IIO11IC.
IIO0IR to IIO4IR
IIO0IR to IIO4IR
IIO5IR to IIO7IR
-
IIO8IR to IIO11IR
IIO8IR to IIO11IR
Change function.
IIO0IE to IIO4IE
IIO0IE to IIO4IE
Change function.
IIO5IE to IIO7IE
-
IIO8IE to IIO11IE
IIO8IE to IIO11IE
REJ05B0602-0100/Rev.1.00
Change function.
Change function.
April 2005
Page 6 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Table 3.3.2 SFR Differences (2/3)
M32C/83
M32C/84
G0TM0 to G0TM7
-
G0PO0 to G0PO7
G2PO0 to G2PO7
G3PO0 to G3PO7
G0POCR0 to G0POCR7
G2POCR0 to G2POCR7
G3POCR0 to G3POCR7
G1POCR0 to G1POCR7
-
G0TMCR0 to G0TMCR7
-
Remarks
-
G1POCR0 to G1POCR7
G0BT, G2BT, G3BT
-
G0BCR0, G0BCR1
G2BCR0, G2BCR1
G3BCR0, G3BCR1
G1BCR1
-
BTSR
-
G0TPR6, G0TPR7
-
G0FE, G2FE, G3FE
-
G2RTP, G3RTP
-
G0FS
-
G0RB, G1RB
G0RB, G1RB
G1BCR1
Add bit 6
Delete bits 0, 7.
Add bit 14.
G0MR
G0MR
Change function (bits 0, 1). Delete bit 3.
G1MR
G1MR
Add bits 4, 5
G2MR, G3MR
-
G2CR, G3CR
-
G2TB, G3TB
-
G2RB, G3RB
-
IEAR
-
IECR
-
IETIF
-
IERIF
-
IPS
IPS
-
IPSA
-
CCS
G0EMR
G0EMR
Change function (bits 0, 1). Delete bits 4 to 7.
Delete bit 0.
G0IRF
G0IRF
Add reserved bit (bits 0, 1). Delete bit 3.
G1IRF
G1IRF
Add reserved bit (bits 0, 1).
G0ETC
G0ETC
Delete bits 3, 5.
G3MK4 to G3MK7
-
G3FLG
-
AD10 to AD17
-
AD1CON2
-
AD1CON0
-
AD1CON1
-
-
C0EFR
-
C0MDR
-
C0SSCTLR
-
C0SSSTR
REJ05B0602-0100/Rev.1.00
April 2005
Page 7 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Table 3.3.3 SFR Differences (3/3)
M32C/83
M32C/84
AD00 to AD07
AD00 to AD07
-
AD0CON4
-
AD0CON3
AD0CON2
AD0CON2
PS9
PS9
-
PSD1
-
PSC2
-
PSC3
Remarks
Change function in 8 bit mode (bits 8, 9)
Add bits 1, 2. Change set value to reserved bit (bit 3).
Delete bits 4, 6, 7.
Change function (bits 0, 1). Delete bits 4, 5.
PSC
PSC
Change function (bits 0, 1, 6).
PS1
PS1
Change function (bit 7).
PSL0
PSL0
Change function (bit 4).
PSL1
PSL1
Change function (bit 7).
PS3
PS3
Change function (bit 6).
PSL2
PSL2
Change function (bits 1, 2).
PSL3
PSL3
Change function (bit 2).
PS6
-
PS7
-
PCR
PCR
REJ05B0602-0100/Rev.1.00
Add reserved bit (bits 1, 2).
April 2005
Page 8 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
3.4 Interrupt Vector Differences
Table 3.4.1 shows the Fixed Vector Table Differences. Table 3.4.2 shows the Relocatable Vector Table
Differences.
Table 3.4.1 Fixed Vector Table Differences
M32C/83 Interrupt Factor
M32C/84 Interrupt Factor
Watchdog Timer
Watchdog Timer
Oscillation Stop Detection
Oscillation Stop Detection
Remarks
Add Low Voltage Detection
Low Voltage Detection
Table 3.4.2 Relocatable Vector Table Differences
M32C/83 Interrupt Factor
M32C/84 Interrupt Factor
Software Interrupt Number
A/D1
-
7
Intelligent I/O Interrupt 5
-
49
Intelligent I/O Interrupt 6
-
50
Intelligent I/O Interrupt 7
-
51
Intelligent I/O Interrupt 11, CAN2
CAN2
57
3.5 I/O Port Power Supply Voltage Differences
Power supplies which relate to the external bus pins are separated as VCC2, thus they can be interfaced using
the different voltage as VCC1. Table 3.5.1 shows I/O Port Power Supply Voltage Differences
Table 3.5.1 I/O Port Power Supply Voltage Differences
M32C/83 I/O Port Power Supply Voltage
M32C/84 I/O Port Power Supply Voltage
P0 to P5, P11 to P13
VCC
VCC2
P6 to P10, P14 to P15
VCC
VCC1
REJ05B0602-0100/Rev.1.00
April 2005
Page 9 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
3.6 Support Tool Differences
Table 3.6.1 shows the support tool differences.
Table 3.6.1 Support Tool Differences
Tool information
M32C/83 Tool Product
M32C/84 Tool Product
C Compiler
M3T-NC308WA
M3T-NC308WA
Real-time OS
M3T-MR308
M3T-MR308
Simulator Debugger
M3T-PD308SIM
M3T-PD308SIM
Emulator Debugger
M3T-PD308F
M3T-PD308F
Emulator
PC7501
PC7501
Emulation Probe
M30830T-EPB
M30850T-EPB
Compact Emulator
M30830T-CPE
M30850T2-CPE
(Sunny Giken Inc.)
REJ05B0602-0100/Rev.1.00
April 2005
Page 10 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
4.
Reference
Renesas Technology Corporation Home Page
http://www.renesas.com/
E-mail Support
E-mail: csc@renesas.com
Hardware Manual
M32C/84 Group Hardware Manual
(Use the latest version on the home page: http://www.renesas.com)
User’s Manual
M32C/83 Group User’s Manual
(Use the latest version on the home page: http://www.renesas.com)
REJ05B0602-0100/Rev.1.00
April 2005
Page 11 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
REVISION HISTORY
Rev.
Date
1.00
2005.04.25
REJ05B0602-0100/Rev.1.00
Page
-
Description
Summary
First edition issued
April 2005
Page 12 of 13
M32C/83, M32C/84 Group
Differences between M32C/83 and M32C/84
Keep safety first in your circuit designs!
Keep safety first in your circuit designs!
Notes regarding these materials
1. Renesas Technology Corporation puts the maximum effort into making semiconductor products
better and more reliable, but there is always the possibility that trouble may occur with them. Trouble
with semiconductors may lead to personal injury, fire or property damage.
Remember to give due consideration to safety when making your circuit designs, with appropriate
measures such as (i) placement of substitutive, auxiliary circuits, (ii) use of nonflammable material or
(iii) prevention against any malfunction or mishap.
Notes regarding these materials
1. These materials are intended as a reference to assist our customers in the selection of the Renesas
Technology Corporation product best suited to the customer's application; they do not convey any
license under any intellectual property rights, or any other rights, belonging to Renesas Technology
Corporation or a third party.
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Renesas Technology Corporation assumes no responsibility for any damage, liability, or other loss
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REJ05B0602-0100/Rev.1.00
April 2005
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