MC68HC705J MOTOROLA [Motorola, Inc], MC68HC705J Datasheet - Page 33

• Manufacturer Part Number: MC68HC705J
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

2.1 Contents
2.2 Introduction
MC68HC705J1A — Rev. 4.0
MOTOROLA
Technical Data — MC68HC705J1A
2.2
2.3
2.4
2.5
2.6
2.6.1
2.6.2
2.6.3
2.7
2.8
This section describes the organization of the on-chip memory
consisting of:
•
•
1232 bytes of user erasable, programmable read-only memory
(EPROM), plus eight bytes for user vectors
64 bytes of user random-access memory (RAM)
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Memory Map. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Input/Output Register Summary . . . . . . . . . . . . . . . . . . . . . . . .35
RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
EPROM/OTPROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Mask Option Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
EPROM Programming Characteristics . . . . . . . . . . . . . . . . . . . 43
EPROM/OTPROM Programming . . . . . . . . . . . . . . . . . . . . . 38
EPROM Programming Register . . . . . . . . . . . . . . . . . . . . . 39
EPROM Erasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Memory
Section 2. Memory
Technical Data
33