ADAS Subroutine c1u2lc

      FUNCTION C1U2LC(CHR)
C---------------------------------------------------------------------
C
C  PURPOSE: RETURNS LOWER CASE CHARACTER
C
C  INPUT  (C*1) CHR - INPUT UPPER CASE CHARACTER.
C
C  OUTPUT (C*1) C1U2LC - OUTPUT CORRESPONDING UPPER CASE CHARACTER OF
C				 CHR.
C
C  ALESSANDRO LANZAFAME, UNIVERSITY OF STRATHCLYDE, MAR20-95
C
C VERSION 1.1                                          DATE: 27-10-97
C		RICHARD MARTIN
C		PUT UNDER SCCS CONTROL.
C
C VERSION 1.2                                          DATE: 27-10-97
C		ALLAN WHITEFORD
C		UPDATED COMMENTS AS PART OF SUBROUTINE DOCUMENTATION
C		PROCEDURE
C
C-----------------------------------------------------------------------
C
C-----------------------------------------------------------------------
      CHARACTER           CHR