User`s guide

SET MS
(MS)
Sets the MS magtape handler (TK25/TS11/TSV05/TSU05/TU80 magtapes).
Format
SET MS condition
Condition
CSR=n
Modifies the MS handler to use n as the CSR address for the first controller. The
valid range for n is 160000 to 177570
8
. This option enables you to set a special
CSR value in the device handler itself without having to modify and reassemble
the handler source code. SET CSR=n is equivalent to SET CSR1=n.
CSRx=n
(Valid only if the handler is assembled for multiple ports) Modifies the MS
handler to use n as the CSR address for MS controller x; x can be from 2 to
8.
RETRY=n
Specifies the number of times the device handler attempts to recover from an I/O
error. The value n must be an integer in the range 1 through 127. The default
value for n is 8.
VECTOR=n
Modifies the MS handler to use n as the vector address for the first controller.
SET MS VECTOR=n is equivalent to SET MS VEC1=n. This option enables
you to set a special vector value in the handler without having to modify and
reassemble the handler source code.
VECx=n
(Valid only if the handler is assembled for multiple ports) Modifies the MS
handler to use n as the vector address for controller x; x can be from 2 to 8.
252 RT–11 Command Descriptions