IBM System/370 145 Manual page 244

INDEX (sections Q1 to 70)
advanced checkpoint/restart, OS 200
a'lter/display mode for system consoles 41, 74
APR routine 200
architecture
design 9
implementation alterations 22
ASCII/EBCDIC mode 14, 15
ASCII support
DOS Version 4 154
OS
MFT
and MVT 150
ASP 148, 149, 150, 151, 152, 210
basic control mode
compatibility with System/360 9, 14
programming systems support-l0
block multiplexer channel
description 32
DOS version 4 support 153
general operation 34
I/O device operations on, summary 40
operation with RPS devices 37
OS MFT and MVT support 148
planning for optimal use 213
selector mode 32
UCW's 35
byte multiplexer channel
description 30
DOS version 4 support 153
OS
MFT
and MVT support 148
byte-oriented operands
description 21
DOS version 4 support 153
OS MFT and MVT support 148
CCH routine
for DOS Version 4 203
for os MFT and MVT 197
change bit 74
channel available interruption 34
channel indirect data addressing feature 76
channel logout, limited 189
channel masking changes for EC mode 18
channel retry 189
Channel-to-Channel Adapter 29
channels
addressing 31
block multiplexer 32
byte multiplexer 30
cycle time with processor storage 32
data rates 32
DOS Version 4 support 153
interference 29
loading examples 33
maximum number 31
OS MFT and MVT support 148
priorities 32
selector 31
checkpoint/restart, DOS Version 4 205
234 A Guide to the IBM System/370 Model 145