Datasheet
Page 4
1. Overview
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1.3 Block Diagram
Figure 1.1 shows a block diagram of the M32C/85 group (M32C/85, M32C/85T) microcomputer.
Figure 1.1 M32C/85 Group (M32C/85, M32C/85T) Block Diagram
Port P0 Port P1 Port P2 Port P3 Port P4 Port P5 Port P6
Port P7
Port P14 Port P15 Port P11 Port P12
Port P10Port P9Port P8
P8
5
Port P13
R0H R0L
R1H R1L
R2
R3
A0
A1
FB
SB
NOTES:
1. Ports P11 to P15 are provided in the 144-pin package only.
2. Included in the 144-pin package only.
3. The supply voltage of M32C/85T must be V
CC1=VCC2.
FLG
INTB
ISP
USP
PC
SVF
SVP
VCT
Multiplier
M32C/80 series CPU Core
Clock Generation Circuit
XIN - XOUT
XCIN - XCOUT
On-chip Oscillator
PLL Frequency Synthesizer
A/D Converter:
1 circuit
Standard: 10 inputs
Maximum: 34 inputs
(2)
UART/Clock Synchronous Serial I/O:
5 channels
CRC Calculation Circuit (CCITT):
X
16
+X
12
+X
5
+1
X/Y Converter:
16 bits x 16 bits
D/A Converter:
8 bits x 2 channels
Peripheral Functions
<
V
CC2>
(3)
<
V
CC1>
(3)
<
V
CC1>
(3)
ROM
RAM
Memory
<
V
CC1>
(3)
<
V
CC2>
(3)
78 58 8
(Note 1)
8
8
7
888888 8
8
DMACII
DMAC
Watchdog Timer (15 bits)
CAN Module: 2 channels
Intelligent I/O
Time Measurement: 8 channels
Waveform Generating: 8 channels
Communication Functions:
Clock Synchronous Serial I/O,
UART,
HDLC Data Processing
Timer (16 bits)
Timer A: 5 channels
Timer B: 6 channels
Three-Phase Motor Control Circuit