User`s manual
Table Of Contents
- NuPRO-935A
- Revision History
- Preface
- Table of Contents
- List of Figures
- List of Tables
- 1 Introduction
- 2 Hardware Information
- 2.1 Rear Panel I/O Ports
- 2.2 Board Layout
- 2.3 Onboard Connectors
- ATX 12V Power Connector (CN7)
- CPU Fan Connector (FAN2)
- System Fan Connector (FAN1)
- IDE Connector (CN10)
- Floppy disk drive connector (CN8)
- Parallel Port (CN13)
- HD Audio Daughter Board Connector (CN4)
- COM1 Connector (RS-422/485/485+) (CN6)
- COM1/COM2 Connector (RS-232) (CN5/6)
- USB 2.0 Connector (CN11-12)
- External Keyboard/Mouse Connector (CN19)
- Serial ATA Connectors (CN2-3)
- System Panel Connector (CN1)
- 2.4 Jumpers
- 3 Getting Started
- 4 Driver Installation
- 5 BIOS Setup
- Appendix A - Watchdog Timer
- Appendix B System Resources
- Important Safety Instructions
- Getting Service
Hardware Information 23
NuPRO-935A
COM1 Connector (RS-422/485/485+) (CN6)
Note: See Section 2.4 for COM1 mode jumper settings.
COM1/COM2 Connector (RS-232) (CN5/6)
Pin # Signal Functions
1 TX- Transmit (-)
2 NC Not Connected
3 TX+ Transmit (+)
4 NC Not Connected
5 RX+ Receive (+)
6 NC Not Connected
7 RX- Receive (-)
8 NC Not Connected
9 GND Ground
10 NC Not Connected
Pin # Signal Functions
1 DCD Data Carrier Detect
2 DSR Data Set Ready
3 RXD Receive Data
4 RTS Request to Send
5 TXD Transmit Data
6 CTS Clear to Send
7 DTR Data Terminal Ready
8 RI Ring Indicate
9 GND Ground
10 NC No Connect