Quatech Pinout: DB-78 connector | ||||||||
Signal |
Port 1 |
Port 2 |
Port 3 |
Port 4 |
Port 5 |
Port 6 |
Port 7 |
Port 8 |
TxD |
Pin 21 |
Pin 60 |
Pin 26 |
Pin 65 |
Pin 31 |
Pin 70 |
Pin 36 |
Pin 75 |
RxD |
Pin 1 |
Pin 40 |
Pin 6 |
Pin 45 |
Pin 11 |
Pin 50 |
Pin 16 |
Pin 55 |
RTS |
Pin 2 |
Pin 41 |
Pin 7 |
Pin 46 |
Pin 12 |
Pin 51 |
Pin 17 |
Pin 56 |
CTS |
Pin 22 |
Pin 61 |
Pin 27 |
Pin 66 |
Pin 32 |
Pin 71 |
Pin 37 |
Pin 76 |
DTR |
Pin 3 |
Pin 42 |
Pin 8 |
Pin 47 |
Pin 13 |
Pin 52 |
Pin 18 |
Pin 57 |
DSR |
Pin 23 |
Pin 62 |
Pin 28 |
Pin 67 |
Pin 33 |
Pin 72 |
Pin 38 |
Pin 77 |
DCD |
Pin 4 |
Pin 43 |
Pin 9 |
Pin 48 |
Pin 14 |
Pin 53 |
Pin 19 |
Pin 58 |
RI |
Pin 24 |
Pin 63 |
Pin 29 |
Pin 68 |
Pin 34 |
Pin 73 |
Pin 39 |
Pin 78 |
Ground |
Pin 5 |
Pin 44 |
Pin 10 |
Pin 49 |
Pin 15 |
Pin 54 |
Pin 20 |
Pin 59 |