COM1/COM2 RS-232 Serial Port CN15, CN16 | Advantech PCA-6275

B.1 COM1/COM2 RS-232 Serial Port (CN15, CN16)

Table B-1: COM1/COM2 RS-232 serial port (CN15, CN16)

PinSignal

1DCD

2RXD

3TXD

4DTR

5GND

6DSR

7RTS

8CTS

9RI

B.2 Keyboard and Mouse Connnector (CN18)

Table B-2: Keyboard and mouse connector (CN18)

Pin	Signal
1	KB DATA

2	MS DATA

3	GND

4	VCC
5	KB CLOCK

6	MS CLOCK

B.3 External Keyboard Connector (CN17)

Table B-3: External keyboard connector (CN17)

PinSignal

1CLK

2DATA

3NC

4GND

5VCC

64PCA-6275 User's Manual

Image 74

Advantech PCA-6275 manual COM1/COM2 RS-232 Serial Port CN15, CN16, Keyboard and Mouse Connnector CN18

Contents

PCA-6275 Copyright notice Acknowledgements Technical support Advantech customer servicesMessage to the Customer Product warranty Initial Inspection Contents Award Bios Setup Appendix a Programming the Watchdog Timer CPU Fan Power Connectors CN8, CN9 Page Hardware Configuration Introduction Features Memory SpecificationsSystem Input/Output Industrial features Mechanical and environmental specifications Board Layout Main Features Jumpers and Connectors Label Function CN1 Board Layout Jumper and Connector Locations Board layout jumper and connecter locations Safety Precautions CPU core frequency J1 Jumper SettingsHow to set jumpers 3-4 233 MHz Closed Watchdog timer output J2 Cmos clear J4 System Memory Sample calculation Dimm memory capacity Supplementary information about DIMMs 0 Memory Installation Procedures Dimm installation 1 Cache Memory 2 Mounting the CPU and Cooling Modules Mounting CPU and cooling modules Step Step Step 3 On-board Support Bracket On-board support bracketPage Connecting Peripherals Primary CN1 and Secondary CN2 IDE Connectors IR Connector CN3 USB Connector CN4 Parallel Port Connector CN5 ATX Power Control Connectors CN6 and J3 Controlling the soft power switch Floppy Drive Connector CN7 CPU Fan Connectors CPU1 CN9 CPU2 CN8 Front Panel Connectors CN10, CN11, CN12, CN13 and J3 External Suspend Switch Lead SMI CN14 Serial Ports CN15 COM1 CN16 COM2 External Keyboard Connector CN17 12 PS/2 Keyboard & Mouse Connector CN18 Award Bios Setup Entering Setup Standard Cmos Setup Cmos setup screen Bios Features Setup Virus Warning Boot Up Floppy Seek Quick Power On Self TestBoot Sequence Gate A20 Option Typematic Rate SettingTypematic Delay msec Typematic Rate Chars/Sec OS Select for Dram 64 MB Video Bios Shadow11 PCI/VGA Palette Snoop 14 C8000-CBFFF Shadow / DC000-DFFFF Shadow Chipset Features Setup Chipset features setup screen HDD Power Management Power Management SetupPower Management IRQ Activity PCI Configuration SetupSoft-Off by PWR-BTTN Used MEM base addr N/A IRQ-xx assigned to PCI/ISA PnPDMA-x assigned to PCI/ISA PnP Integrated Peripherals Load Bios DefaultsLoad Setup Defaults Password Setting IDE HDD Auto Detection Save & Exit Setup Exit Without Saving On-board Security Setup Installation of OBS Devices Before you begin Driver InstallationNecessary prerequisites Windows 95 drivers setup procedure Hardware Doctor setup initial screen Setup under Win95 Restarting Windows Follow the screen instructions to install the software Complete the setup Exploring Hardware Doctor Winbond Hardware Doctor On-board Security Setup Monitoring Config 10 Warning display Page Programming the Watchdog Timer Programming the Watchdog Timer Data Time Interval Gosub 2000 REM Your application task #2 Page Pin Assignments COM1/COM2 RS-232 Serial Port CN15, CN16 Keyboard and Mouse Connnector CN18 ATX Feature Connector CN6 IDE Hard Drive Connector CN1, CN2 CPU Fan Power Connectors CN8, CN9 Table B-8 Floppy drive connector CN7 \STROBE HDD LED Connector CN12 Power LED and Keylock Connector CN11 External Speaker CN10 System I/O Ports Addr. range Hex Device DMA Channel Assignments Interrupt Assignments VGA Bios 17 1st MB Memory Map