参数资料
型号: MC68HC705E5DW
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封装: SOIC-28
文件页数: 67/148页
文件大小: 620K
代理商: MC68HC705E5DW
MC68HC705E5 Rev. 1.0
General Release Specification
MOTOROLA
Memory
25
NON-DISCLOSURE
AGREEMENT
REQUIRED
General Release Specification — MC68HC705E5
Section 2. Memory
2.1 Contents
2.2 Introduction
The MC68HC705E5 has an 8-Kbyte memory map, consisting of user
erasable, programmable read-only memory (EPROM), user random
access memory (RAM), bootloader ROM, control registers, and
input/output (I/O). Refer to Figure 2-1 for the memory map and Figure
2-2 for the register map.
2.3 EPROM
The user EPROM consists of 5120 bytes of EPROM from $0B00 to
$1EFF and 16 bytes of user vectors from $1FF0 to $1FFF.
The bootloader ROM and vectors are located from $1F01 to $1FEF.
All of the user vectors, $1FF2 through $1FFF, are dedicated to reset and
interrupt vectors. Location $1F00 is the mask option register (MOR).
2.4 RAM
The user RAM, including the stack area, consists of 384 bytes located
from $0080 to $01FF. The stack begins at address $00FF. The stack
pointer can access 64 bytes of RAM from $00FF to $00C0. Using the
stack area for data storage or temporary work locations requires care to
prevent it from being overwritten due to stacking from an interrupt or
subroutine call.
相关PDF资料
PDF描述
MC68HC705G1B 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP56
MC68HC705G1FU 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PQFP64
MC68HC05G1B 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
MC68HC705JB2DW 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDSO20
MC68HC705JB2P 8-BIT, OTPROM, 3 MHz, MICROCONTROLLER, PDIP20
相关代理商/技术参数
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