mc68hc11k4 Freescale Semiconductor, Inc, mc68hc11k4 Datasheet - Page 231
mc68hc11k4
Manufacturer Part Number
mc68hc11k4
Description
Mc68hc11k1 Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC11K4.pdf
(290 pages)
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11.1 Contents
11.2 Introduction
M68HC11K Family
MOTOROLA
Technical Data — M68HC11K Family
Section 11. Memory Expansion and Chip Selects
11.2
11.3
11.3.1
11.3.2
11.3.2.1
11.3.2.2
11.3.2.3
11.3.2.4
11.4
11.4.1
11.4.2
11.4.3
11.4.3.1
11.4.3.2
11.4.3.3
11.4.3.4
11.4.3.5
11.4.4
11.4.4.1
11.4.4.2
11.4.5
11.5
This section provides descriptions of the expanded memory and the chip
selects.
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Memory Expansion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .232
Chip Selects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Memory Expansion Examples . . . . . . . . . . . . . . . . . . . . . . . . 249
Memory Expansion and Chip Selects
Memory Size and Address Line Allocation. . . . . . . . . . . . . 232
Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234
Program Chip Select . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Input/Output Chip Select . . . . . . . . . . . . . . . . . . . . . . . . . . 241
General-Purpose Chip Selects. . . . . . . . . . . . . . . . . . . . . . 242
One Chip Select Driving Another . . . . . . . . . . . . . . . . . . . . 246
Clock Stretching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .248
Port G Assignment Register . . . . . . . . . . . . . . . . . . . . . 234
Memory Mapping Size Register . . . . . . . . . . . . . . . . . . .235
Memory Mapping Window Base Register . . . . . . . . . . . 236
Memory Mapping Window Control Registers. . . . . . . . .237
Memory Mapping Size Register . . . . . . . . . . . . . . . . . . .243
General-Purpose Chip Select 1 Address Register. . . . .243
General-Purpose Chip Select 1 Control Register . . . . . 244
General-Purpose Chip Select 2 Address Register. . . . .245
General-Purpose Chip Select 2 Control Register . . . . . 245
General-Purpose Chip Select 1 Control Register . . . . . 247
General-Purpose Chip Select 2 Control Register . . . . . 247
Go to: www.freescale.com
Technical Data
231
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