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./nayax-emb --direct-cmd -c 'DO DF40 00' -f /dev/hidraw0 ``` 4. Update Production Info. The SN should change from 003 to 100 for each device: ``` ./nayax-emb --direct-cmd -c 'SET DF8B01 01053000200200040000100010A080200060000510400080200D420200392500000301234567FFFF11111111222233444455555555667777777788889920FFFF' -d /dev/hidraw0 ``` 5. Reset reader: ``` ./nayax-emb --direct-cmd -c 'DO DF19' ``` ERROR: Response Timeout - 6. Get Serial number: ``` ./nayax-emb --direct-cmd -c 'GET DF4D 01' ``` 4202003925000003 7. Get FW version (response is ‘EMVS_v071578’ when translated to ASCII): ``` ./nayax-emb --direct-cmd -c 'GET DF4E 01'
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