Tandy 1400LT - External FDD Connector Pin Assignments

External FDD connector is DB - 37-pin female type.
Table 4-15 shows the External FDD connector pin assignments.
PIN NUMBER CONTENTS
1
2
3-7
8
9
10
11
12
13
14
15
24
25
26
27
28-32
33-37
16-23
NC
NC
Ground
BSIDESE*
CDIR*
WRPRT*
RDDATA*
WRDATA*
WEN*
NC
DSEXT*
NC
INDEX*
TRKO*
STEP*
BMTRON*
Ground
NC
Table 4-9. External FDD Connector Pin Assignments
4-39