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Annotation of researchv10dc/dist/man/v3/man4/dp.4, revision 1.1.1.1

1.1       root        1: .pa 1
                      2: .he 'DP (IV)'3/15/72'DP (IV)'
                      3: .ti 0
                      4: NAME           dp -- dp-11 201 data-phone interface
                      5: .sp
                      6: .ti 0
                      7: DESCRIPTION    dp?___
                      8: is a 201 data-phone interface file.
                      9: read____ and write_____ calls to dp?___
                     10: are limited to a maximum of 400 bytes.
                     11: Each write call is sent as a single record.
                     12: Seven bits from each byte
                     13: are written along with an eighth odd parity
                     14: bit.
                     15: The sync must be user supplied.
                     16: Each read call returns characters received from a
                     17: single record.
                     18: Seven bits are returned unaltered; the eighth bit
                     19: is set if the byte was not received in odd parity.
                     20: A 20 second time out is set and a zero byte
                     21: record is returned if nothing is received in that time.
                     22: .sp
                     23: .ti 0
                     24: FILES          /dev/dp0        201 dataphone used to call GCOS
                     25: .sp
                     26: .ti 0
                     27: SEE ALSO       dn(IV), gerts(III)
                     28: .sp
                     29: .ti 0
                     30: BUGS           The dp__ file is
                     31: GCOS oriented.
                     32: It should be more flexible.

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