root@imx8mm-lpddr4-evk:~# cd /home/nand/Documents/         
root@imx8mm-lpddr4-evk:/home/nand/Documents# ./nayax-emb --direct-cmd -c 'GET DF4D 01'
4202000926000101
root@imx8mm-lpddr4-evk:/home/nand/Documents# ^C
root@imx8mm-lpddr4-evk:/home/nand/Documents# ./nayax-emb --direct-cmd -c 'GET DF4E 01'
454D5653435F76303731363534
root@imx8mm-lpddr4-evk:/home/nand/Documents# ls 
EMVSC_v071654.oef  EMVS_v071408.Oef  EMVS_v071578.Oef  NAND_01.TAR  NAND_01.TAR_original  c3k1.log  check.sh  etc  install.sh  nayax-emb  nayax-emb.csv  nayax-emb_original  net.sh  otiKioskTestTool  pay.sh  program.sh  program.sh_original  tmp  var
root@imx8mm-lpddr4-evk:/home/nand/Documents# sha1sum NAND_01.TAR NAND_01.TAR_original nayax-emb nayax-emb_original 
06c6a8068ce0f40db6542ede5b9002fa3a84f367  NAND_01.TAR
06c6a8068ce0f40db6542ede5b9002fa3a84f367  NAND_01.TAR_original
eed9b58619f24b2c1d2236842d5b01a0fb4a0a1b  nayax-emb
eed9b58619f24b2c1d2236842d5b01a0fb4a0a1b  nayax-emb_original
root@imx8mm-lpddr4-evk:/home/nand/Documents# sha1sum NAND_01.TAR NAND_01.TAR_original nayax-emb nayax-emb_original EMVSC_v071654.oef 
06c6a8068ce0f40db6542ede5b9002fa3a84f367  NAND_01.TAR
06c6a8068ce0f40db6542ede5b9002fa3a84f367  NAND_01.TAR_original
eed9b58619f24b2c1d2236842d5b01a0fb4a0a1b  nayax-emb
eed9b58619f24b2c1d2236842d5b01a0fb4a0a1b  nayax-emb_original
b966237e1da9e5586f4c59b71daf84e312d86d2a  EMVSC_v071654.oef