Pin Layouts - HEIDENHAIN TNC 415 Technical Manual

2.2.4 Pin layouts

The differences between the pin layouts of the logic unit and the adapter block of the TNC should be
noted! The corresponding pin layouts are shown below (see the "Installation and Electrical
Connection" Manual).
V.24-Adapter-Block
RS-232-C Adapter block
Chassis GND 1
2
TXD
RXD 3
4
RTS
5
CTS
DSR 6
7
Signal GND
8
9
10 10
11 11
12
12
13 13
14
14
15 15
16 16
17
17
18 18
19
19
DTR 20 20
A 9-pin plug on a PC should have the following pin layout:
Pin Allocation
1 Not in use
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI (Ring Indicator)
8-14 TNC 407/TNC 415/TNC 425
• •
•
ws/br
•
1 1 1
WH/BN
2 2
2
3 3 3
4 4 4
5 5
5
6 6 6
7 7
7
8 8 8
9 9 9
10 10
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
19 19
20 20
2 TNC data interfaces
LE
•
ws/br
•
•
1
WH/BN
ge
GN
2
gn
YL
3
rs
GY
4
gr
PK
5
br
BL
6
rt
RD
7
8
9
10
11
12
13
14
15
16
17
18
19
bl
BN
20
1 GND Chassis
2 RXD
3 TXD
4
CTS
5 RTS
6 DTR
7 GND Signal
8
9
10
11
12
13
14
15
16
17
18
19
20 DSR
01.98