AT83EC5122

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 & config.h from scib_hid_usb_2_2_4.zip package. Rev. 4372A–SCR–08/04 1 Atmel Headquarters Corporate Headquarters 2325 Orchard Parkway San Jose, CA 95131 TEL 1(408) 441-0311 FAX 1(408) 487-2600 Atmel Operations Memory 2325 Orchard Parkway San Jose, CA 95131 TEL 1(408) 441-0311 FAX 1(408) 436-4314 RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany TEL (49) 71-31-67-0 FAX (49) 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TEL 1(719) 576-3300 FAX 1(719) 540-1759 Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland TEL (41) 26-426-5555 FAX (41) 26-426-5500 Microcontrollers 2325 Orchard Parkway San Jose, CA 95131 TEL 1(408) 441-0311 FAX 1(408) 436-4314 La Chantrerie BP 70602 44306 Nantes Cedex 3, France TEL (33) 2-4...