IBM Series 1 User Manual page 210

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Technical Newsletter
This Newsletter No.
GN34-0368
Date
February 4,1977
IBM Series/1
User's Attachment
Manual
©IBM Corp. 1976
Base Publication No.
GA34-0033-0
System
Series/l
Previous Newsletters
GN34-0362
This Technical Newsletter provides replacement pages for the subject publication. Pages to be inserted
and/or removed are:
2-33 through 2-40
2-43,2-44
2-47 through 2-52
2-59, 2-60
2-69 through 2-74
4-15,4-16
4-16.1,4-16.2 (added)
4-17,4-18
4-29 through 4-34
6-9 through 6-14
6-21,6-22
A technical change to the text or to an illustration is indicated by a vertical line to the left of the change.
Summary of Amendments
1. Clarification to the poll sequence and propagate timing diagrams.
2. Logic changes to the device adapter design section.
3. Capacitive loading information for the Receivers/Drivers on the I/O Channel.
4. Redifinition of unit load equivalences on the I/O Channel.
5. Other miscellaneous I/O Channel changes.
6. Receive operation timing changes for TTY devices generating one or two stop bits.
7. Description and timings for the TTY Read and Write Control lines.
8. Corrections for TTY device connections.
9. More definition on Customer DPC interface timings.
10. Leakage current specifications for DPC Adapter drivers.
11. Clarification on DPC Adapter overhead time.
Note. Please file this cover letter at the back of the manual to provide a record of changes.
IBM Corporation, Systems Publications, Department 27T, P.O. Box 1328, Boca Raton, Florida 33432
Printed in U.S.A.