Read COMM port using ABAP w/o third party software

[former_member726385]

I have worked with the function module presented here: Read COMM port using ABAP w/o third party software

Function module works fine, I am able to Read data from serial port..

Problem is when i use function module in program , it shows garbage data

actual output in FM = ##1bH 04855## but same in FM used in program

garbage shows output as = #1bH##"C+*#.

Plz Help me for this issue,

Its urgent.

[moshenaveh]

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[Jelena]

Since there have been no replies so far, I must be not the only one confused by the question. How exactly do you obtain "actual output in FM" and how exactly is FM called from a program? What have you tried so far to troubleshoot this?