M32C80 Datasheet, PDF (22/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/80 Group
1.3 Block Diagram
Figure 1.1 shows a block diagram of the M32C/80 Group microcomputer.
1. Overview
8
8
8
8
8
8
(1)
Port P0
(2)
Port P1
(1)
Port P2
(1)
Port P3
<VCC2>
(1)
Port P4
(1)
Port P5
Peripheral Functions
Timer (16 bits)
Timer A: 5 channels
Timer B: 6 channels
A/D Converter
1 circuit
Standard: 8 inputs
Maximum: 10 inputs
UART/
Clock Synchronous Serial I/O
5 channels
Three-phase Motor Control Circuit
X/Y converter
16 bits X 16 bits
Clock Generating Circuit
XIN - XOUT
XCIN - XCOUT
On-chip Oscillator
PLL Frequency Synthesizer
DMAC
DMACII
CRC Calcilation Circuit (CCITT)
X¹⁶+X¹²+X⁵+1
Watchdog Timer (15 bits)
D/A Converter
8 bits X 2 channels
Intelligent I/O
Communication Function
2 channels
M32C/80 series CPU core
R0H R0L
R1H R1L
R2
R3
A0
A1
FB
SB
FLG
INTB
ISP
USP
PC
SVF
SVP
VCT
Memory
RAM
Multiplier
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.
Figure 1.1 M32C/80 Group Block Diagram
Rev. 1.00 Nov. 01, 2005 ^{page 3} of 330
REJ09B0271-0100