Current command:
emv gpo --help
Executes Get Processing Options command. It returns data in TLV format (0x77 - format2) or plain format (0x80 - format1). Needs a EMV applet to be selected. usage: emv gpo [-hkpmatw] [<hex>]... options: -h, --help This help -k, --keep Keep field ON for next command -p, --params Load parameters from `emv_defparams.json` file for PDOLdata making from PDOL and parameters -m, --make Make PDOLdata from PDOL (tag 9F38) and parameters (def: uses default parameters) -a, --apdu Show APDU requests and responses -t, --tlv TLV decode results of selected applets -w, --wired Send data via contact (iso7816) interface. (def: Contactless interface) <hex> PDOLdata/PDOL examples/notes: emv gpo -k -> execute GPO emv gpo -t 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV emv gpo -pmt 9F 37 04 -> load params from file, make PDOL data from PDOL, execute GPO with PDOL, show result in TLV