On 11/18/19 11:02 AM, Al Kossow via cctalk wrote:
http://bitsavers.org/pdf/ibm/3270/GA23-0059-4_3270_Data_Stream_Programmers_Reference_Dec88.pdf
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you'll find lots of information about this side of things going back to the dark ages
Thank you.
http://bitsavers.org/pdf/ibm/3270/ZR20-4264-0_IBM_3270_Operation_and_Design_Education_Guide_Sep1971.pdf
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getting away from applications programmers dealing with data streams is one of the reasons systems like CICS were created
Hum. I don't know much about CICS. I had naively thought that it was also about transactions. But I definitely see the benefit of both.
the protocol between the 3274/3174 and the terminals is different and varies between the different models of attached terminal. it isn't even EBCDIC
LOL Joy. -- Grant. . . . unix || die
