AT83C5123 ATMEL Corporation, AT83C5123 Datasheet
AT83C5123
Manufacturer Part Number
AT83C5123
Description
Smart Card Reader ICs
Manufacturer
ATMEL Corporation
Datasheet
1.AT83C5123.pdf
(2 pages)
This document is an addendum for the Smart Card Interface block concerning the “Ini-
tialization Procedure” section of the AT8xC5122/3 datasheet, available on the Atmel
web site.
Table 1. DCCKPS.7 (S:BFh) : MODE bit management
Notes:
Figure 1. MODE bit start procedure
R e f e r t o s c i b _ h w _ d c d c s t a r t f u n c t i o n i n s c i b _ l i b . c & c o n f i g . h f r o m
scib_hid_usb_2_2_4.zip package.
LI pin
With Inductor
No inductor
1. 1 is recommended and 0 is allowed.
MODE bit
Start
After VCARDOK = 1
Start
After VCARDOK = 1
Addendum to Datasheet
VCARD[1:0]= 5V
MODE = 1
Inductor ?
MODE = 0
?
5V
0
0
1
1
CVCC DC/DC Output voltage
1 / 0
3V
1
1
1
(1)
1 / 0
1.8V
1
1
1
(1)
Smart Card
Reader ICs
AT83C5122
AT83EC5122
AT85C5122
AT85EC5122
AT89C5122
AT83C5123
AT83EC5123
Rev. 4372A–SCR–08/04
1
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AT83C5123 Summary of contents
Page 1
... & scib_hid_usb_2_2_4.zip package. CVCC DC/DC Output voltage Smart Card Reader ICs AT83C5122 1.8V AT83EC5122 ( AT85C5122 1 AT85EC5122 1 1 AT89C5122 AT83C5123 AT83EC5123 Rev. 4372A–SCR–08/04 1 ...
Page 2
... FAX (81) 3-3523-7581 Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein ...