Configuration of the main smartcard slot (ID-1)

Address : 0271 (bank 2, register 71)

Size : 1 byte

Default : 83

Content

Bit	Role	Values
7	Auto pps	`0` : Disabled `1` : Enabled
6	HSP (Calypso SAM)	`0` : Disabled `1` : Enabled
5-4	Activation mode	`00` : EMV, then ISO `01` : ISO only `02` : EMV only
3	RFU
2-0	Power class	`01` : Class A only (5V) `02` : Class B only (3.3V) `04` : Class C only (1.8V) `03` : Class A or Class B (5V or 3.3V) `06` : Class B or Class C (3.3V or 1.8V) `07` : Class A or Class B or Class C (5V, 3.3V or 1.8V)