AT85C5122D-RDRUM datasheet(63/208 Pages) ATMEL

Nome de Peças	AT85C5122D-RDRUM

Descrição Electrónicos	C51 Microcontroller with USB and Smart Card Reader Interfaces

PDF	208 Pages

Scroll/Zoom	100%

Fabricante Electrônico	ATMEL [ATMEL Corporation]

Página de início	http://www.atmel.com

Logo

63 / 208 page

AT83R5122, AT8xC5122/23

4202F–SCR–07/2008

Block Diagram

The Smart Card Interface Block diagram is shown Figure 29:

Figure 29.

SCIB Block Diagram

Definitions

This paragraph introduces some of the terms used in ISO 7816-3 and EMV recommen-

dations. Please refer to the full recommendations for a complete list of terms.

Terminal and ICC

Terminal is the reader, ICC is the Integrated Circuit Card

ETU

Elementary Timing Unit (Bit time)

T=0

Character oriented half duplex protocol T=0

T=1

Block oriented half duplex protocol T=1

Activation: Cold Reset

Reset initiated by the Terminal with Vcc power-up. The card will answer with ATR (see

below)

Activation: Warm Reset

Reset initiated by the Terminal with Vcc already powered-up, and after a prior ATR or

Warm Reset

De-Activation

Deactivation by the Terminal as a result of : unresponsive ICC, or ICC removal.

Barrel shifter

Scart

fsm

Interrupt generator

Power on

Power off

fsm

I/O

mux

IO (in)

IO (out)

CLK

RST

C4 (out)

Clk_iso

C8 (out)

C4 (in)

C8 (in)

Waiting time counter

Guard time counter

VCARD

INT

Clk_cpu

Etu counter

SCI Registers

AT85C5122D-RDRUM Folha de dados(PDF) 63 Page - ATMEL Corporation

AT85C5122D-RDRUM Folha de dados(HTML) 63 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Folha de dados Download

Ligação URL