Javad HPT225BT Operator's Manual page 41

DB15 Connector
This provides DB15 connectivity for the HPT225BT with a DB9 for connection to a PC/CE Device for
configuration.
This connector provides DB15 connectivity for the HPT225BT with DTE. About using and configuration
RS-485 please contact JAVAD GNSS support.
www.javad.com
DB15 (Fem)
Figure 1. DB15 Connector
Table 6. DB15 Connector Specifications
Number Signal Name
1 DCD
2 DSR
3 RTS
4 DATAIN
5 Reserved
6 USB_PWR
7 Ground
8 Reserved
9 DSR_IN
10 TX+/RTS_OUT O
11 TX-/TX_OUT
12 Reserved
13 USB_D+
14 USB_D-
15 GND
Dir Details
O Data Carrier Detect (RS-232)
O Data Terminal Ready (RS-232)
I Receive Data positive line (RS-422)/
Clear to Send (RS-232)
I Receive Data negative line (RS-422)/
Receive Data (RS-232)
Do not use
I Power Input line (USB)
Power Ground
Do not use
I Data Set Ready (RS-232)
Transmit Data positive line (RS-422) /
Request to Send (RS-232)
O Transmit Data negative line (RS-422) /
Transmit Data (RS-232)
Do not use
Positive line (USB)
Negative line (USB)
Signal to Ground
Specifications
Connector Specifications
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