89C5121-SK1 Atmel, 89C5121-SK1 Datasheet - Page 33

• Manufacturer Part Number: 89C5121-SK1
• Description: KIT SMART CARD FOR AT89C5121
• Manufacturer: Atmel
• Type: Smart Cardr

Specifications of 89C5121-SK1

• Contents: Board
• For Use With/related Products: AT89C5121
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C5121-SK1; T89C5121-SK1

A/T8xC5121
Figure 17. T = 0 Mode
> GT
CHAR 2
CHAR 1
< WT
Figure 18. T = 1 Mode
Reception
Transmission
BLOC 1
BLOC 2
CHAR n
CHAR 1
CHAR 2
CHAR n+1
CHAR n+2
CHAR n+3
< CWT
< CWT
< BWT
Power-on and Power-off FSM
In this state, the machine applies the signals on the smart card in accordance with
ISO7816 standard.
To be able to power-on the SCIB, the card presence is mandatory.
Removal of the smart card will automatically start the power-off sequence as described
in Figure 19.
Figure 19. SCI Deactivation Sequence after a Card Extraction
V
CC
RST
CLK
8 Clock Cycles
IO
33
4164G–SCR–07/06