User's Manual
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DW551DR4-1
User
Manu
al
26
Pin Assignments
RS
-
232
In
put
PIN No.
NAME
01
Connected to 7&8
02
T
XD
03
R
XD
04
Connected to 6
05
GND
06
Connected to 4
07
Connected to 1&8
08
Connected to 1&7
09
NC
1
...
...
25
26
27
28
29
...
30