Table of Contents
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FEATURES.......................................................................................................................................................1
PIN CONFIGURATION ....................................................................................................................................3
GENERAL DESCRIPTION...............................................................................................................................4
OVERVIEW ......................................................................................................................................................4
PIN REQUIREMENTS......................................................................................................................................7
DESCRIPTION OF PIN FUNCTIONS..............................................................................................................9
BUFFER TYPES ........................................................................................................................................... 17
FUNCTIONAL DESCRIPTION.......................................................................................................................21
INTERRUPT STRUCTURE ............................................................................................................................32
RESET LOGIC .............................................................................................................................................. 33
POWERDOWN LOGIC ................................................................................................................................ 34
THEORY OF OPERATION ............................................................................................................................69
.................................................................................................................................. 70
INTERNAL VS. EXTERNAL ATTRIBUTE MEMORY MAP ........................................................................ 80
PCMCIA CONFIGURATION REGISTERS DESCRIPTION ....................................................................... 82
FUNCTIONAL DESCRIPTION OF THE BLOCKS . ..................................................................................... 91
BOARD SETUP INFORMATION ............................................................................................................... 100
OPERATIONAL DESCRIPTION..................................................................................................................104
TIMING DIAGRAMS ....................................................................................................................................108
Related Documentation
1.
PCMCIA 2.1 Standard (for PCMCIA timing and functionality)
2.
PCMCIA 3.X spec (for multi-function extensions)
3.
AT&T HSM288xCF Modem Chip Set Data Sheet - July 5, 1994
4.
Rockwell RC224ATF and C39 Modem Chip Sets Designer's Guide
TABLE OF CONTENTS
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