March 10th 1997 Mirror Sites ![]() Download the Software Network Card Drivers ![]() Features User's Guide Help ![]() Search Distribution Rights Listserv Shareware Links ![]() Order the Software Help Us Promote NetSoft LAN Dealer Enquires Welcome Home Page | http://www.netsoft.ie/ CHAPTER 19 Cable SpecificationsParallel Cable SpecificationsThis section explains the pin-out connections for the parallel cable. This cable is required if you wish to connect a machine to the network using the parallel port. Parallel port network cables must have the following pins connected: Pin Name Pin Parallel Pin Pin Name Cable Data Bit 0 2 15 Error Data Bit 1 3 13 Select Data Bit 2 4 12 Out of Paper Data Bit 3 5 10 Acknowledge Data Bit 4 6 11 Busy Busy 11 6 Data Bit 4 Acknowledge 10 5 Data Bit 3 Out of 12 4 Data Bit 2 Paper Select 13 3 Data Bit 1 Error 15 2 Data Bit 0 Ground 18 One wire 18 Ground Ground 19 may be 19 Ground Ground 20 used to 20 Ground Ground 21 connect 21 Ground Ground 22 all eight 22 Ground Ground 23 ground 23 Ground Ground 24 signals 24 Ground Ground 25 25 Ground NOTES Only 11 wires are used (including ground wire). Both cable ends are 25-way D-type connectors, and must be of male gender. The length of the cable may be as long as 10 metres. Pins 1, 7, 8, 9, 14, 16 and 17 are not connected. Pins 18 through 25 are connected to each other at each end internally. In addition, the ground wire is connected to the actual 25-way D-Type connector. Serial Cable SpecificationsThis section explains the pin-out connections for the serial cables. These cables are required if you wish to connect machines using the serial ports.There are three types of serial cable as follows: 25-Pin PC-to-PC 25-Pin Pin Name Pin Serial Cable Pin Pin Name Receive 2 3 Transmit Transmit 3 2 Receive Ground 7 7 Ground 25-Pin PC-to-AT 9-Pin Pin Name Pin Serial Cable Pin Pin Name Transmit 2 2 Receive Receive 3 3 Transmit Ground 7 5 Ground 9-Pin AT-to-AT 9-Pin Pin Name Pin Serial Cable Pin Pin Name Transmit 2 3 Receive Receive 3 2 Transmit Ground 5 5 Ground NOTES Only 3 wires are used (including ground wire). Cable ends are 25-way and 9-way D-type connectors,and must be of female gender. The length of the cable may be as long as 30 metres. Pins Transmit and Receive are always crossed. Standard null modem design. [Table of Contents] [Home Page] | |
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