Texas Instruments 990 Maintenance Manual page 22

~------
Table 4-2. Decoder Output Select for CR{JBITl 2-15
CRUBITI 2-15
Output Selected
0000 OUTO-
0001
OUT!-
0010
OUT2-
0011 OUT3-
0100
OUT4-
0101
OUTS-
0110 OUT6-
0111 OUT7-
1000
OUTS-
1001 OUT9-
1010
OUT IO-
1011 OUTll-
1100
OUT12-
1101
OUT13-
1110 OUT14-
1111 OUTIS-
4-6
Digital Systems Division