MC68HC705J5A中文资料Microcontroller数据手册恩XP规格书

描述 Description

Overview The MC68HC705J5A is a member of the cost-effective, high-performance M68HC05 family of 8-bit microcontroller units (MCUs). All MCUs in the family use the popular M68HC05 central processor unit (CPU) and are available with a variety of subsystems, memory sizes and types and package types.
Archived content is no longer updated and is made available for historical reference only.

特性 Features

•Popular M68HC05 CPU

•Memory-mapped input/output (I/O) registers

•2560B of EPROM with security feature

•128B of user RAM

•Peripheral modules


•15-stage multifunction timer

•Computer operating properly (COP) watchdog




•14 bidirectional I/O lines, including:


•10 mA sink capability on four I/O pins

•Mask option register (MOR) and software programmable pulldowns on all I/O pins

•MOR selectable interrupt on four I/O pins, a keyboard scan feature