619
Index
A
acronym, definition, 36
actions, maximum number, 24
address tracing. See tracing
addresses
data area, description, 36
memory, description, 36
arithmetic flags, 65, 116
operation, 569, 570, 571
recording current status, 367
retrieving recorded status, 366
ASCII
converting data, 234
table of extended ASCII characters, 595
asynchronous operations, 453, 464
I/O response time, example, 487, 490
auto-increments, with Index and Data Registers, 71
auto-decrements, with Index and Data Registers, 71
Auxiliary Area, 50–66
B
BASIC Unit, 14
BASIC Units
disabling read/write access, 413
enabling read/write access, 414
I/O allocation, 50
servicing, 466, 467
BCD
calculations, 274, 281, 287, 291
version-1/2 CPUs, 249–260
converting, 37
definition, 37
binary
calculations, 261, 272, 276, 285, 289
definition, 37
signed binary, 38
unsigned binary, 38
bits, controlling, 126
blackout, power. See power interruptions
branching, block programs, 440
brownout, power. See power interruptions
bus bar, definition, 75
C
Calendar/Clock Area, 49
CIO (Core I/O) Area, 40–48
clock, 49
adding to clock time, 350
compensation, 353
subtracting from clock time, 352
clock pulse bits, 66
commands, delivering commands through a network, 420
compatibility, C–CV Series, 9
complements, calculating, 347–348
CompoBus/D, memory areas, 47
conditions, definition, 75
constants, operands, 115
control bits
CPU Bus Unit Restart Bits, 55
CPU Service Disable Bits, 57, 468
definition, 36
Error Log Reset Bit, 55
Forced Status Hold Bit, 55
Host Link Service Disable Bit, 57, 468
I/O Refresh Disable Bit, 57, 468
IOM Hold Bit, 54
Output OFF Bit, 55
Peripheral Service Disable Bit, 57, 468
Restart Continuation Bit, 54
Sampling Start Bit, 56, 393, 395
Service Disable Bits, 57, 468
summary, 578
SYSMAC BUS Error Check Bits, 55, 62
Trace Start Bit, 56, 393, 395
control systems, 4
configuration, 31
design, 5
controlled systems, 4
converting. See data, converting
Counter Area, 68
counters, 68, 139
block programs, 448
conditions when reset, 156
Counter Completion Flags, 68
counter numbers, 68, 140
counter present values, 68
creating extended timers, 155
extended counters, 154
PV and SV, 140
resetting with CNR(236), 158
reversible counter, 156
CPU
asynchronous operation, 453, 464
components, 22
indicators, 22
operation, during power interruption, 458
operational flow, 452
synchronous operation, 455, 467
CPU Bus Link Area, 49
CPU Bus Unit Area, 47
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