特性 Features

■ Powerful Harvard-architecture processor:

? M8C processor speeds up to 24 MHz

? 8 × 8 multiply, 32-bit accumulate

? Low power at high speed

? 3.0 V to 5.25 V operating voltage

? Industrial temperature range: –40 °C to +85 °C

■ Advanced peripherals (PSoC? Blocks)

? Six analog type “E” PSoC blocks provide:

? Single or dual 8-Bit ADC

? Comparators (up to four)

? Up to eight digital PSoC blocks provide:

? 8- to 32-bit timers and counters, 8- and 16-bit pulse-width

modulators (PWMs)

? One shot, multi-shot mode support in timers and PWMs

? PWM with deadband support in one digital block

? Shift register, CRC, and PRS modules

? Full duplex UART

? Multiple SPI masters or slaves, variable data length

Support: 8- to 16-Bit

? Can be connected to all GPIO pins

? Complex peripherals by combining blocks

? Shift function support for FSK detection

? Powerful synchronize feature support. Analog module

operations can be synchronized by digital blocks or external

signals.

■ High speed 10-bit SAR ADC with sample and hold optimized for

embedded control

■ Precision, programmable clocking:

? Internal ± 5 24/48 MHz oscillator across the industrial

temperature range

? High accuracy 24 MHz with optional 32 kHz crystal and PLL

? Optional external oscillator, up to 24 MHz

? Internal/external oscillator for watchdog and sleep

■ Flexible on-chip memory:

? Up to 16 KB flash program storage 50,000 erase/write cycles

? Up to 1-KB SRAM data storage

? In-system serial programming (ISSP)

? Partial flash updates

? Flexible protection modes

? EEPROM emulation in flash

■ Optimized CapSense? resource:

? Two IDAC support up to 640 μA source current to replace

external resistor

? Two dedicated clock resources for CapSense:

? CSD_CLK: 1/2/4/8/16/32/128/256 derive from SYSCLK

? CNT_CLK: 1/2/4/8 Derive from CSD_CLK

? Dedicated 16-bit timers/counters for CapSense scanning

? Support dual CSD channels simultaneous scanning

■ Programmable pin configurations:

? 25 mA sink, 10 mA source on all GPIOs

? Pull-up, pull-down, high Z, Strong, or open-drain drive modes

on all GPIOs

? Up to 38 analog inputs on GPIOs

? Configurable interrupt on all GPIOs

■ Additional system resources:

? I

2C? slave, master, and multimaster to 400 kHz

? Supports hardware addressing feature

? Watchdog and sleep timers

? User configurable low voltage detection

? Integrated supervisory circuit

? On-Chip precision voltage reference

? Supports RTC block into digital peripheral logic