Control Data Cyber 170 State Hardware Reference Manual page 238

Maintenance Channel Programming
Table 5-13. CP Internal Address Assignments
Internal Address ( 1 )
Type
Hex Octal (2) (3) Description
00 000 R A Status summary register.
10 020 R
A
Element identifier register.
30 060 R A Dependent environment control register.
4
2 08 2
R M
Monitor condition register.
80-89 200-2U R
A
Processor fault status registers 1 through 9.
Notes:
(1) The internal address is the second byte of two 8-bit control words, which
must
be
supplied after a function word output with OPCODE
'
4/5. The
first byte is discarded.
(2) R
=
read, W = write.
( 3 ) A = always accessible,
M
a
microcode accessible.
Table 5-14.
CM Internal Address Assignments
Internal Address
( 1 )
Hex Octal
Type (2)
Description
00 000
R
Status summary register.
10 020 R Element identifier register.
12 022
R
Options installed register.
A0 240 R/W Corrected error log register.
A4
244 R/W Uncorrected error log 1 register.
A8 250 R/W Uncorrected error log 2 register.
Notes:
(1) The internal address i s the second byte of two 8-bit control words, which
must be issued after a function word output with OPCODE = 4/5. The first
byte is discarded.
(2) R
=
read, W
a
mite.