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Part Number
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AT83C5123 |
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Manufacturer
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ATMEL Corporation |
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Description
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Smart Card Reader ICs |
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Published
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Mar 23, 2005 |
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Detailed Description
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Addendum to Datasheet
This document is an addendum for the Smart Card Interface block concerning the “Initialization Pro...
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Datasheet
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AT83C5123
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Overview
Addendum to Datasheet
This document is an addendum for the Smart Card Interface block concerning the “Initialization Procedure” section of the AT8xC5122/3 datasheet, available on the Atmel web site.
Table 1.
DCCKPS.
7 (S:BFh) : MODE bit management
CVCC DC/DC Output voltage LI pin With Inductor MODE bit Start After VCARDOK = 1 No inductor Notes: Start 5V 0 0 1 3V 1/0 1 1 1
(1)
Smart Card Reader ICs AT83C5122 AT83EC5122 AT85C5122 AT85EC5122 AT89C5122 AT83C5123 AT83EC5123
1.
8V 1 / 0(1) 1 1 1
After VCARDOK = 1 1 1.
1 is recommended and 0 is allowed.
Figure 1.
MODE bit start procedure
MODE = 1
VCARD[1:0]= 5V ?
Inductor ?
MODE = 0
Refe r to scib_ hw_ dcdcstart fu nctio n in scib _lib.
c & co...
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