CP6100 I/O Process Programming Manual

Using CP6100: Managing Lines
S5064-013
ALTER CIU $CSM.#B,
CPU
$LINE1
$LINE2
1
A
B
$LINE2
$LINE1
$LINE3
1 2
A
B
$LINE2
$LINE1
$LINE3
2
$LINE3
ALTER PROCESS
$LINE1,
PATH
$LINE2
1
A
B
$LINE2
$LINE1
$LINE3
2
$LINE3
$LINE1
The path to $LINE1 and $LINE2 is through
CPU 1 and Controller A. The path to
$LINE3 is through CPU 1 and Controller B.
The path to $LINE3 switches to CPU 2.
$LINE1 switches
controller and CPU.
To switch the CPU and
controller for $LINE2,
you would give another
ALTER PROCESS
PATH command.
$LINE1
$LINE2
$LINE3
Figure 3-6b. Controller and CPU Switch. Controllers Owned
by the Same CPU
October 1985
3-31