Command code

A 3270 command code is a hexadecimal character sent to a 3270 terminal to read, write, or copy the buffer. Valid command codes are as follows:

  • COPY (Copy)
  • EAU (Erase All Unprotected)
  • EW (Erase Write)
  • EWA (Erase Write Alternate)
  • RB (Read Buffer)
  • RM (Read Modified)
  • RMA (Read Modified All)
  • W (Write)
  • WSF (Write Structured Field)

 

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