User's Manual
Table Of Contents
- Contents
- Tables
- Figures
- 0 Document History
- 1 Introduction
- 2 Product Concept
- 3 Interface Description
- 4 Mechanics, Mounting and Packaging
- 5 Full Type Approval
- 6 List of Parts and Accessories
GWM300 Hardware Interface Overview
3.4 Molex Microfit Connector
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GWM300_HIO_v01 2016-01-26
Confidential / Released
Page 22 of 35
3.4 Molex Microfit Connector
Via the 8-pin Molex Microfit connector, the host application controller controls the GWM300 (in-
cluding power supply), and transports data.
Figure 4: Pin assignment Molex Microfit
The Molex Microfit connector implements an RS-232 interface (see Section 3.4.1) as well as
the power supply line (see Section 3.4.2).
The GWM300‘s Molex Microfit (3.0) connector, i.e., the header (series number: 430450822)
mates with the Molex Microfit (3.0) receptacle (series number: 430250800).
Table 11: 8-pin Molex Microfit connector
Pin no. Signal name I/O Function
1 BATT+ I Power Supply (5-26V DC; 3W maximum including peaks)
2 DTR0 I Data Terminal Ready
3 RXD0 O Receive Data
4 CTS0 O Clear To Send
5 DCD0 O Data Carrier Detected
6 GND - Ground
7 TXD0 I Transmit Data
8 RTS0 I Request To Send