参数资料
型号: MC68HC05C8ACB
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP42
封装: SHRINK, PLASTIC, DIP-42
文件页数: 75/156页
文件大小: 755K
代理商: MC68HC05C8ACB
MC68HC05C8A Rev. 3.0
General Release Specification
MOTOROLA
Memory
25
NON-DISCLOSURE
AGREEMENT
REQUIRED
General Release Specification — MC68HC05C8A
Section 2. Memory
2.1 Contents
2.2 Introduction
The MC68HC05C8A has an 8-Kbyte memory map, consisting of user
read-only memory (ROM), user random-access memory (RAM), self-
check ROM, and input/output (I/O) registers. See Figure 2-1 and
2.3 Read-Only Memory (ROM)
The user ROM consists of 48 bytes of page zero ROM from $0020 to
$004F, 7680 bytes of user ROM from $0100 to $1EFF, and 16 bytes of
user vectors from $1FF0 to $1FFF. The self-check ROM and vectors are
located from $1F00 to $1FEF. See Figure 2-1.
Twelve of the user vectors, $1FF4–$1FFF, are dedicated to user-
defined reset and interrupt vectors. The remaining four bytes from
$1FF0–$1FF3 are not used.
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