Dataproducts M/50 Parallel

From HwB



50 PIN M/50 MALE at ???.


50 PIN M/50 FEMALE at ???.

Pin Return Dir Description Active State
CC EE Arrowl.png Ready High
Y AA Arrowl.png On Line High
E C Arrowl.png Demand High
j m Arrowr.png Data Strobe High
B D Arrowr.png Data 1 n/a
F J Arrowr.png Data 2 n/a
L N Arrowr.png Data 3 n/a
R T Arrowr.png Data 4 n/a
V X Arrowr.png Data 5 n/a
Z b Arrowr.png Data 6 n/a
n k Arrowr.png Data 7 n/a
u w Arrowr.png Data 8 n/a
z BB Arrowr.png Parity n/a
d f Arrowl.png Ident 0 n/a
a c Arrowl.png Ident 1 n/a
v x Arrowr.png Interface Verify Low
HH K Arrowr.png +5 VDC (Test) High
r t Arrowl.png Parity Error High
M P Arrowl.png Bottom of Form High
S U Arrowl.png Top of Form High
p s Arrowr.png Paper Instruction High
A H Arrowr.png Buffer Clear High
W Y Arrowl.png Paper Moving High
FF DD Arrowl.png Paper Moving High
e h Arrowl.png Not VFU High


  • Direction is Host (Computer) relative Peripheral (Printer).
  • Return is Ground signal for Unbalanced and the Negative Signal for Balanced.