User`s manual

TRANSMITTER PRINCIPAL CURRENT ADDRESS (0000)
15
TRANSMITTER PRINCIPAL BYTE COUNT (0001)
15
1 - NORMAL BYTE COUNT
0· MARKED BYTE COUNT
TRANSMITTER ALTERNATE CURRENT ADDRESS (0010)
15
TRANSMITTER ALTERNATE BYTE COUNT (0011)
15
, = NORMAL BYTE COUNT
0=MARKED BYTE COUNT
RECEIVER CURRENT ADDRESS
(0100)
15
RECEIVER BYTE COUNT (0100
15
,S NORMAL BYTE COUNT
0- MARKED BYTE COUNT
TRANSMITTER ACCUMULATED BLOCK
CHECK CHARACTER (0110)
15
RECEIVER ACCUMULATED BLOCK CHECK CHARACTER (0111)
15
LEGEND
R=READ
ONLY
W=WRITE ONLY
XsUNUSED
~ NOT FOR ACCESS BY PDP-I' PROGRAM.
Figure 3-4 DV II Secondary Registers (Sheet 1 of 2)
3-30
00
00
00
00
00
00
00
00
11 -2881