Lindy RS-422/485 - Manual (Page 9)

LINDY DB78 female 8 Port Serial Communication Boards Pin Assignment
Port
Signal
1 2 3 4 5 6 7 8
TxD- 21 6 30 15 60 45 69 54
TxD+ 1 25 10 34 40 64 49 73
RxD+ 2 26 11 35 41 65 50 74
RxD- 22 7 31 16 61 46 70 55
RTS- 3 27 12 36 42 66 51 75
RTS+ 24 9 33 18 63 48 72 57
CTS+ 4 28 13 37 43 67 52 76
CTS- 5 29 14 38 44 68 53 77
RS-422
GND 23 8 32 17 62 47 71 56
Port
Signal
1 2 3 4 5 6 7 8
Data+ 1 25 10 34 40 64 49 73
Data- 21 6 30 15 60 45 69 54
RTS- 3 27 12 36 42 66 51 75
RTS+ 24 9 33 18 63 48 72 57
CTS+ 4 28 13 37 43 67 52 76
CTS- 5 29 14 38 44 68 53 77
RS-485
GND 23 8 32 17 62 47 71 56
- 7 -