Datasheet

65fo5002,10.voN01.1.veR
0110-8300B30JER
1. Overview
page 3
puorG08/C23M
1.3 Block Diagram
Figure 1.1 shows a block diagram of the M32C/80 Group microcomputer.
Figure 1.1 M32C/80 Group Block Diagram
R0H R0L
R1H R1L
R2
R3
A0
A1
FB
SB
FLG
INTB
ISP
USP
PC
SVF
SVP
VCT
Multiplier
M32C/80 series CPU core
Clock Generating Circuit
X IN - X OUT
X CIN - X COUT
On-chip Oscillator
PLL Frequency Synthesizer
A/D Converter
1 circuit
Standard: 8 inputs
Maximum: 10 inputs
UART/
Clock Synchronous Serial I/O
5 channels
X/Y converter
16 bits X 16 bits
CRC Calcilation Circuit (CCITT)
X
16
+X
12
+X
5
+1
Timer (16 bits)
Timer A: 5 channels
Timer B: 6 channels
Three-phase Motor Control Circuit
Watchdog Timer (15 bits)
D/A Converter
8 bits X 2 channels
Peripheral Functions
RAM
Memory
Port P0
8
Port P6
8
Port P7
8
DMAC
DMACII
Intelligent I/O
Communication Function
2 channels
< V CC2>
Port P8
7
P8
5
Port P9
8
Port P10
8
<VCC1>
Port P1
8
Port P2
8
Port P3
8
Port P4
8
Port P5
8
(1) (2) (1) (1) (1) (1)
NOTES:
1. Ports P0 to P5 function as bus control pins when using memory expansion mode or microprocessor mode.
2. Port P1 functions as I/O port when the microcomputer is placed in memory expansion mode or microprocessor mode
and all external data buses are selected as 8-bit buses.