Kontron ETX-LX - Manual (Page 59)

12 Appendix D: ETX® Connector Pinouts
Kontron User's Guide ETX®-LX 59
Pin 51–100: COM | LPT | Floppy | KB/MS/IR
Pin Signal Description Type Termination Comment
51 LPT | FLPY# LPT / Floppy Interface Configuration Input I-5 PU 10k 3,3V -
52 nc - nc - Reserved
53 VCC Power +5V PWR - -
54 GND Ground PWR - -
55 STB# | nc LPT Strobe Signal O-5 - -
56 AFD# | DENSEL LPT Automatic Feed / Floppy Density Select O-5 - -
57 nc - nc - Reserved
58 PD7 | nc LPT Data Bus D7 IO-5 - -
59 IRRX Infrared Receive I-5 - -
60 ERR# | HDSEL# LPT Error / Floppy Head Select I O -5 - -
61 IRTX Infrared Transmit O-5 - -
62 PD6 | nc LPT Data Bus D6 IO-5 - -
63 RXD2 Data Receive COM2 I-5 - -
64 INIT# | DIR# LPT Initiate / Floppy Direction O-5 - -
65 GND Ground PWR - -
66 GND Ground PWR - -
67 RTS2# Request to Send COM2 O-5 - -
68 PD5 | nc LPT Data Bus D5 IO-5 - -
69 DTR2# Data Terminal Ready COM2 O-5 - -
70 SLIN# | STEP# LPT Select / Floppy Motor Step O-5 - -
71 DCD2# Data Carrier Detect COM2 I-5 - -
72 PD4 | DSKCHG# LPT Data Bus D4 / Floppy Disk Change IO-5 - -
73 DSR2# Data Set Ready COM2 I-5 - -
74 PD3 | RDATA# LPT Data Bus D3 / Floppy Raw Data Read IO-5 - -
75 CTS2# Clear to Send COM2 I-5 - -
76 PD2 | WP# LPT Data Bus D / Floppy Write Protect Signal IO-5 - -
77 TXD2 Data Transmit COM2 O-5 - Bootstrap PU 4k7 5V
78 PD1 | TRK0# LPT Data Bus D1 / Floppy Track Signal IO-5 - -
79 RI2# Ring Indicator COM2 I-5 - -
80 PD0 | INDEX# LPT Data Bus D0 / Floppy Index Signal IO-5 - -
81 VCC Power +5V PWR - -
82 VCC Power +5V PWR - -
83 RXD1 Data Receive COM1 O-5 - -
84 ACK# | DRV LPT Acknowledge / Floppy Drive Select I O -5 - -
85 RTS1# Request to Send COM1 O-5 - Bootstrap PU 4k7 5V (open)
86 BUSY# | MOT LPT Busy / Floppy Motor Select I O -5 - -
87 DTR1# Data Terminal Ready COM1 O-5 - -
88 PE | WDATA# LPT Paper Empty / Floppy Raw Write Data I O -5 - -
89 DCD1# Data Carrier Detect COM1 I-5 - -
90 SLCT# | WGATE# LPT Power On / Floppy Write Enable I O -5 - -
91 DSR1# Data Set Ready COM1 I-5 - -
92 MSCLK Mouse Clock O-5 PU 4k7 5V -
93 CTS1# Clear to Send COM1 I-5 - -
94 MSDAT Mouse Data IO-5 PU 4k7 5V -
95 TXD1 Data Transmit COM1 O-5 - -
96 KBCLK Keyboard Clock O-5 PU 4k7 5V -
97 RI1# Ring Indicator COM1 I-5 - -
98 KBDAT Keyboard Data IO-5 PU 4k7 5V -
99 GND Ground PWR - -
100 GND Ground PWR - -
Note: The termination resistors in this table are already mounted on the ETX® board. Refer to the design guide for
information about additional termination resistors.