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Rs-232 Test - Advantech ROM-5721 User Manual

Risc-based smarc 2.0/2.1 module with nxp i.mx8 arm cortex a53 processor
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3.1.4

RS-232 Test

Loopback test (eg. ttymxc0)
Connect loopback test tool
#stty ‐F /dev/ttymxc0 115200
#stty ‐F /dev/ttymxc0 ‐echo
#cat /dev/ttymxc0 &
#echo test > /dev/ttymxc0
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ROM-5721 User Manual

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