ASMB
      HED ** S/P IGETB  (21MX ONLY)  F. GAULLIER  07/SEP/77 
      NAM IGETB,7 . 92903-16001 REV.1805  760907
* 
*     SOURCE 92903-18020
* 
      SPC 2 
**************************************************************
* (C) COPYRIGHT HEWLETT-PACKARD COMPANY 1978.  ALL RIGHTS    *
* RESERVED.  NO PART OF THIS PROGRAM MAY BE PHOTOCOPIED, RE- *
* PRODUCED, OR TRANSLATED TO ANOTHER PROGRAM LANGUAGE WITH-  *
* OUT THE PRIOR WRITTEN CONSENT OF HEWLETT-PACKARD COMPANY.  *
**************************************************************
      SPC 2 
      EXT .ENTR 
      ENT IGETB 
* 
*   THIS PROGRAM GETS A BYTE IN A STRING, RIGHT JUSTIFIED 
*   THE RETURNED WORD : - RIGHT : THIS BYTE 
*                       - LEFT  : ALL ZERO
* 
DM1   DEC -1
* 
.BUFF NOP          BUFFER ADDRESS 
.N    NOP          REL. ADDR. OF BYTE 
* 
IGETB NOP 
      JSB .ENTR 
      DEF .BUFF 
      LDB .BUFF 
      CLE,ELB 
      ADB DM1 
      ADB .N,I
      LBT 
      JMP IGETB,I 
* 
      END 
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