Current command:
emv scan --help
Scan EMV card and save it contents to a file. It executes EMV contactless transaction and saves result to a file which can be used for emulation usage: emv scan [-hatejvcxgmw] By default: <fn> options: -h, --help This help -a, --apdu Show APDU requests and responses -t, --tlv TLV decode results -e, --extract Extract TLV elements and fill Application Data -j, --jload Load transaction parameters from `emv_defparams.json` file By default: Transaction type - MSD -v, --qvsdc Transaction type - qVSDC or M/Chip -c, --qvsdccda Transaction type - qVSDC or M/Chip plus CDA (SDAD generation) -x, --vsdc Transaction type - VSDC. For test only. Not a standard behavior -g, --acgpo VISA. generate AC from GPO -m, --merge Merge output file with card's data. (warning: the file may be corrupted!) -w, --wired Send data via contact (iso7816) interface. (def: Contactless interface) <fn> JSON output file name examples/notes: emv scan -at -> scan MSD transaction mode and show APDU and TLV emv scan -c -> scan CDA transaction mode