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M32C8A Datasheet, PDF (19/372 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M32C/80 Series | |||
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M32C/8A Group
1. Overview
Table 1.1 Specifications (144-Pin Version) (1)
Item
Function
Specification
CPU
Central processing unit M32C/80 core (multiplier: 16 bits à 16 bits â 32 bits,
multiply-addition operation instructions: 16 Ã 16 + 48 â 48 bits)
⢠Basic instructions: 108
⢠Minimum instruction execution time:
31.3 ns ( f(CPU) = 32 MHZ / VCC1 = 4.2 to 5.5 V)
41.7 ns ( f(CPU) = 24 MHZ / VCC1 = 3.0 to 5.5 V)
⢠Operating mode: microprocessor mode
Memory ROM, RAM
See Table 1.5 Product List.
Power Supply Voltage Detection
Vdet3 detection function, Vdet4 detection function,
cold start/warm start determination function
External
Bus
Expansion
Bus / memory expansion
function
⢠Address space: 16 Mbyte
⢠External bus interface: 1 to 7 wait states can be inserted,
4 chip select outputs, 3 V and 5 V interfaces
⢠Bus format: Switchable between separate and multiplexed bus
formats, switchable data bus width (8-bit or 16-bit)
Clock
Clock generation circuits ⢠4 circuits:
Main clock, sub clock, on-chip oscillator,
PLL frequency synthesizer
⢠Oscillation stop detection:
Main clock oscillation stop detection function
⢠Frequency divider circuit:
Dividing ratio selectable among 1, 2, 3, 4, 6, 8, 10, 12, 14, 16
⢠Low power consumption features: Wait mode, stop mode
Interrupts
⢠Interrupt vectors: 70
⢠External interrupt inputs:
NMI Ã 1
INT Ã 3 (16-bit external bus width)
INT Ã 6 (8- bit external bus width)
Key input à 4
⢠Interrupt priority levels: 7
Watchdog Timer
15-bit à 1 (with prescaler)
DMA
DMAC
⢠4 channels, cycle steal method
⢠Trigger sources: 31
⢠Transfer modes: 2 (single transfer and repeat transfer)
DMAC II
⢠Can be activated by all peripheral function interrupt sources
⢠Transfer modes: 2 (single transfer and burst transfer)
⢠Immediate transfer, calculation transfer, and chain transfer
functions
Timer
Timer A
16-bit timer à 5
Timer mode, event counter mode, one-shot timer mode,
pulse width modulation (PWM) mode)
Event counter 2-phase pulse signal processing (2-phase
encoder input) Ã 3
Timer B
16-bit timer à 6
Timer mode, event counter mode, pulse period measurement
mode, pulse width measurement mode
Timer function for
3-phase inverter control à 1 (using timer A1, timer A2, timer A4,
3-phase motor control and timer B2)
On-chip dead time timer
Rev.1.00 Jul 15, 2007 Page 2 of 352
REJ09B0385-0100
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