M16C6C Datasheet, PDF (4/94 Pages) Renesas Technology Corp – RENESAS MCU

M16C/6C Group
1. Overview
1.2 Specifications
Table 1.1 to Table 1.2 list specifications.
Table 1.1
Item
Specifications (1/2)
Function
CPU
Central processing unit
Memory
Voltage
Detection
ROM, RAM, data flash
Voltage detector
Clock
Clock generator
External Bus
Expansion
Bus memory expansion
I/O Ports Programmable I/O ports
Interrupts
Watchdog Timer
DMA
DMAC
Description
Core
((multiplier: 16-bit × 16-bit  32-bit,
multiply and accumulate instruction: 16-bit × 16-bit + 32-bit  32-bit))
• Number of basic instructions: 91
• Minimum instruction execution time: 31.25 ns (f(BCLK) = 32 MHz, VCC1
= VCC2 = 2.7 to 5.5 V)
• Operating modes: Single-chip, memory expansion, and microprocessor
See “Refer to Table 1.3 “Product List” .”
• Power-on reset
• 3 voltage detection points (detection level of voltage detection 0
selectable)
• 5 circuits:
Main clock, sub clock, low-speed on-chip oscillator (125 kHz), high-speed
on-chip oscillator (40 MHz ± 10%), PLL frequency synthesizer
• Oscillation stop detection: Main clock oscillation stop/reoscillation
detection function
• Frequency divider circuit: Divide ratio selectable from 1, 2, 4, 8, and 16
• Power saving features: Wait mode, stop mode
• Real-time clock
• Address space: 1 MB
• External bus interface: 0 to 3 wait states, 4 chip select outputs, 3 V and 5 V
interfaces
• Bus format: Separate bus or multiplexed bus selectable, data bus width (8
bits), number of address buses(12, 16, or 20)
• CMOS I/O ports: 85 (selectable pull-up resistors)
• N-channel open drain ports: 3
• Interrupt vectors: 70
• External interrupt inputs: 13 (NMI, INT × 8, key input × 4)
• Interrupt priority levels: 7
15-bit timer × 1 (with prescaler)
Automatic reset start function selectable
• 4 channels, cycle steal mode
• Trigger sources:55
• Transfer modes: 2 (single transfer, repeat transfer)
REJ03B0277-0100 Rev.1.00 Jul.15, 2009
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