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TEAC FD-235HF 3.5". Computer Port (Connector)

TEAC FD-235HF 3.5" 720k/1.4M FDD.

34W IDC connector for floppy drive
34WIDC
TEAC FD-235HF 720k/1.4M FDD: Interface Connector (J1) (1)
Description 34w IDC Connector Direction
/DISK CHANGE (2) 34 OUT
Signal Ground 33 -
/SIDE SELECT 32 IN
Signal Ground 31 -
/READ DATA 30 OUT
Signal Ground 29 -
/WRITE PROTECT 28 OUT
Signal Ground 27 -
/TRACK 00 26 OUT
Signal Ground 25 -
/WRITE GATE 24 IN
Signal Ground 23 -
/WRITE DATA 22 IN
Signal Ground 21 -
/STEP 20 IN
Signal Ground 19 -
/DIRECTION SELECT 18 IN
Signal Ground 17 -
/MOTOR ON 16 IN
Signal Ground 15 -
NO CONNECTION 14 -
Signal Ground 13 -
/DRIVE SELECT 1 12 IN
Signal Ground 11 -
NO CONNECTION
(/DRIVE SELECT 0) (3)
10 -
(IN)
Signal Ground 9 -
/INDEX 8 OUT
Signal Ground 7 -
NO CONNECTION 6 -
NO CONNECTION 5 -
NO CONNECTION 4 -
NO CONNECTION 3 -
NO CONNECTION (4) 2 -
NO CONNECTION 1 -

(1) Inferred from (limited) data sheet
(2) Inverse logic to the old "/READY" signal - is LOW when the disk is NOT in the drive.
(3)"DS1" is a hard-soldered link that could (with care) be changed to "DS0".
(4) "DD" or "HD" density appears to be auto-selected.

TEAC FD-235HF 720k/1.4M FDD: Power Connector (J2)
+5V DC @ ~0.42A (2.1W) 1
Ground (0V) 2
Ground (0V) 3
No Connection 4
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