Title: +038=360.000-OU045T_03-PCD2.m4160 PLS SBC - Hardware Manual.pdf
Transmit dataLine for outgoing (sent) data4DTRData Terminal ReadyData Terminal Ready5SGNSignal groundSignal ground. The signal voltages are measured against this line6DSRPGU connectedPGU detection. A connected device is signalling to the computer that is it ready for use when there is a logical "1" on this line7RTSRequest to sendWhen this line is set to a logical "1", the device is ready to send data8CTSClear to sendWhen this line is set to a logical "1", the device can receive data9+5 VThe PGU protocol is provided for operation with a programming device. The use of the PCD8.P800 service unit is supported from firmware version $301 for all PCD2 controllers.PCD8.K111 connecting cable (P8 and S-Bus protocol, suitable for all PCD2 units)D-SUB 9 pol. (female)D-SUB 9 pol. (male)12DCD RXDCD RX123TXTX34DTR4PC56SGNSGNDSR56PCD7RTSRTS78CTSCTS899