Re: [MI400] CVTCH run problem

["Leif Svalgaard" <leif@xxxxxxxx>]

see, I even got the example wrong. Should have been:
CVTCH (CVTHB)  BINCHAR, C"F1F2" ===> BINCHAR now contains X'F1F2'

----- Original Message -----
From: Leif Svalgaard <leif@leif.org>
To: <mi400@midrange.com>
Sent: Saturday, May 04, 2002 12:28 PM
Subject: Re: [MI400] CVTCH run problem


> Well, the CVTCH and CVTHC *are* confusing.
> Have gotten me too quite a few times.
> They should have been:
> CVTCH : CVTHB convert hexadecimal character representation to binary
> CVTHC: CVTBH convert binary to hexadecimal character representation.
> so that
> CVTCH (CVTHB)  BINCHAR, X'F1F2' ==> BINCHAR now contains X'F1F2'
> CVTHC (CVTBH)  HEXCHAR, BINCHAR ===> HEXCHAR now contains C"F1F2"
>
> ----- Original Message -----
> From: Harry Williams <planesmart@teleteam.net>
> To: <mi400@midrange.com>
> Sent: Saturday, May 04, 2002 12:21 PM
> Subject: Re: [MI400] CVTCH run problem
>
>
> > --
> > [ Picked text/plain from multipart/alternative ]
> > Thanks Leif,
> > I guess I need to learn how to read better.
> >
> >
> > Leif Svalgaard wrote:
> >
> > >From: Harry Williams <planesmart@teleteam.net>
> > >
> > >
> > >>ENTRY *  ;
> > >>DCL DD FST CHAR(1) ;
> > >>DCL DD SCD CHR(2) ;
> > >>CPYBLA  FST,'H';
> > >>CVTCH SCD(1:2) , FST(1:1) ;
> > >>RTX *;
> > >>
> > >>I get
> > >>Scaler data cannot be changed to the type required by instruction
> MCH1201
> > >>
> > >>Any Suggestions?
> > >>
> > >>
> > >
> > >Harry,
> > >You have been misled by the operation code:
> > >Convert Characters to Hex CVTCH
> > >
> > >What you wanted was
> > >Convert Hex to Characters CVTHC.
> > >
> > >What IBM meant with 'hex' is just binary, not the
> > >character hexadecimal representation.
> > >
> > >
> > >
> > >
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> > >
> > >
> > >
> >
> >
> > --
> >
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