PS023602-0804
PRELIMINARY
Product Specification
eZ80F915005MOD
eZ80F91
Mini Enet Module
ZiLOG Worldwide Headquarters 532 Race Street San Jose, CA 95126
Telephone: 408.558.8500 Fax: 408.558.8300
www.ZiLOG.com
PS023602-0804
P R E L I M I N A R Y
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a later edition exists, or to request copies of publications, contact:
ZiLOG Worldwide Headquarters
532 Race Street
San Jose, CA 95126
Telephone: 408.558.8500
Fax: 408.558.8300
www.ZiLOG.com
ZiLOG is a registered trademark of ZiLOG Inc. in the United States and in other countries. All other
products and/or service names mentioned herein may be trademarks of the companies with which
they are associated.
Document Disclaimer
2004 by ZiLOG, Inc. All rights reserved. Information in this publication concerning the devices,
applications, or technology described is intended to suggest possible uses and may be superseded.
ZiLOG, INC. DOES NOT ASSUME LIABILITY FOR OR PROVIDE A REPRESENTATION OF
ACCURACY OF THE INFORMATION, DEVICES, OR TECHNOLOGY DESCRIBED IN THIS
DOCUMENT. ZiLOG ALSO DOES NOT ASSUME LIABILITY FOR INTELLECTUAL PROPERTY
INFRINGEMENT RELATED IN ANY MANNER TO USE OF INFORMATION, DEVICES, OR
TECHNOLOGY DESCRIBED HEREIN OR OTHERWISE. Except with the express written approval
ZiLOG, use of information, devices, or technology as critical components of life support systems is
not authorized. No licenses or other rights are conveyed, implicitly or otherwise, by this document
under any intellectual property rights.
PS023602-0804
P R E L I M I N A R Y
Table of Contents
eZ80F915005MOD
eZ80F91 Mini Enet Module Product Specification
iii
Table of Contents
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
List of Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
List of Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .v
The eZ80F91 Mini Enet Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Module Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
eZ80F91 Controller Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Mini Module Connector J1 Peripheral Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Mini Module Connector J2 I/O Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Onboard Component Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
I/O Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Peripheral Bus Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Ethernet PHY and RJ45 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Ethernet LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5MHz Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
IrDA Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Serial Interface Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Document Number Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Change Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Module Bill of Materials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Customer Feedback Form . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
PS023602-0804
P R E L I M I N A R Y
List of Figures
eZ80F915005MOD
eZ80F91 Mini Enet Module Product Specification
iv
List of Figures
Figure 1. eZ80F91 Mini Enet Module Functional Block Diagram . . . . . . . . . . . 3
Figure 2. eZ80F91 Mini Enet Module
Peripheral Bus Mini Connector Pin Configuration--J1 4
Figure 3. eZ80F91 Mini Enet Module
I/O Mini Module Connector Pin Configuration--J2 7
Figure 4. Physical Dimensions of the eZ80F91 Mini Enet Module . . . . . . . . . 13
Figure 5. eZ80F91 Mini Enet Module Schematic Diagram, #1 of 2--Connectors
and Miscellaneous 18
Figure 6. eZ80F91 Mini Enet Module Schematic Diagram, #2 of 2--CPU and
PHY 19
PS023602-0804
P R E L I M I N A R Y
List of Tables
eZ80F915005MOD
eZ80F91 Mini Enet Module Product Specification
v
List of Tables
Table 1. eZ80Acclaim! Development Platform
Peripheral Bus Connector J1 Identification1,2 . . . . . . . . . . . . . . . . . . 5
Table 2. eZ80Acclaim! Development Platform
I/O Mini-Module Connector J2 Identification
1 . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Table 3. Shunt JP1, eZ80F91 Mini Enet Module . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 4. Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 5. Bill of Materials for the eZ80F91 Mini Enet Module, Page 1 of 2 . . . . . 16
Table 6. Bill of Materials for the eZ80F91 Mini Enet Module, Page 2of 2 . . . . . 17
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