Those aren't ASCII.

--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3

________________________________________
From: IBM Mainframe Discussion List <[email protected]> on behalf of 
Paul Gilmartin <[email protected]>
Sent: Tuesday, November 20, 2018 6:13 PM
To: [email protected]
Subject: Re: So much for THAT excuse | Computerworld SHARK TANK

On Tue, 20 Nov 2018 16:07:24 -0600, Tom Marchant wrote:
>>>
>>Doesn't UNPK just swap nybbles of the rightmost byte
>It does do that.
>
>>and set all other zone bits to 0 regardless of character set?
>No. It never sets the zone bits to 0.
>It sets the zone bits to F when in EBCDIC mode and to 5 when in ASCII mode.
>
5?  I would have expected 3:
    for ( I = 48; I <58; I++ ) printf( "%x %c\n", I, I ); }
30 0
31 1
32 2
33 3
34 4
35 5
36 6
37 7
38 8
39 9

>Don't forget ASCII was a 7-bit code. IBM was probably among the first to
>design an 8-bit extension. I don't know when an 8-bit ASCII standard was
>introduced.
>
Hardly a standard; more a Babel:
    
https://secure-web.cisco.com/1MpmbseV_uDI6lhl6SicZdWH7YSSrQT9qdyL5kIQ6qQiTqfZ3sTzws7m2LtDHnGKh6Z28h6Q-TsAz94OiH-Vzg3veu8E0AuTsyjkDbctlfXkf_U7kbBhCx-NvjwS8kM31yTj3OqLTmXtBii4PUvBn9emJcjBRgh2h36YIei5eyaD59dJYBGC1nrw3zKKA9T1SHC22v50Q-fN82HdJoQx6ytdKyh4C2mv5MO8OEZp4KOU9O22-eRwY3-cHSavqDMoHx7594tNguHC-iidI30YlYHHlL5VFZ5idB8AkxUM4naLNhA8kLbd92ANxHtX0rHXHgCgUjx-uET-cEUKpdAMdt8JdkS0DZQ0qpf7GnbgtWOsu_SzUKBrbGanI71GncRbuKo7zuETP9lq9LSHCV24u2z9Gvz4vhoE1fjhf-zNt0ewrYYhh7Pdttd1RQbXu8i4-/https%3A%2F%2Fwww.iana.org%2Fassignments%2Fcharacter-sets%2Fcharacter-sets.xhtml

-- gil

----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO IBM-MAIN

----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO IBM-MAIN

Reply via email to