
13. Standard Interfaces – Pin Assignments KBox B-101 – User’s Guide (Version 1.00)
13. Standard Interfaces – Pin Assignments
Low-active signals are indicated by a minus sign.
13.1.1. Serial Interfaces COM 1 and COM 2 (RS232)
Pin Signal Name 9-pin D-SUB Connector
1 DCD (Data Carrier Detect)
2 RXD (Receive Data)
3 TXD (Transmit Data)
4 DTR (Data Terminal Ready)
5 GND (Signal Ground)
6 DSR (Data Set Ready)
7 RTS (Request to Send)
8 CTS (Clear to Send)
9 RI (Ring Indicator)
13.1.2. DP Connector (DisplayPort)
Pin# Signal Name DisplayPort Signal Name Pin#
1 ML Lane 0 (p) GND (ML Lane 0) 2
3 ML Lane 0 (n) Lane 1 (p) 4
5 GND (ML Lane 1) Lane 1 (n) 6
7 Lane 2 (p) GND (ML Lane 2) 8
9 Lane 2 (n) Lane 3 (p) 10
11 GND (ML Lane 3) Lane 3 (n) 12
13 AUX SEL# Pull-down to GND 14
15 AUX CH (p) GND (AUX CH) 16
17 AUX CH (n) Hot Plug 18
19 GND (GND_DDC)
3.3V (DDC EEPROM power
500 mA fused
20
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