Arkon AIMB-258 user manual RS-232 Serial Port COM3 ~ COM6, Table B.5 RS-232 Serial Port COM23

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B.5 RS-232 Serial Port (COM3 ~ COM6)

Table B.5: RS-232 Serial Port (COM23)

Pin	Signal	Pin	Signal

1	COM3_#DCD	2	COM3_#DSR
3	COM3_SIN	4	COM3_#RTS
5	COM3_SOUT	6	COM3_#CTS
7	COM3_#DTR	8	COM3_#RI
9	GND	10	GND
11	COM4_#DCD	12	COM4_#DSR
13	COM4_SIN	14	COM4_#RTS
15	COM4_SOUT	16	COM4_#CTS
17	COM4_#DTR	18	COM4_#RI
19	GND	20	GND
21	COM5_#DCD	22	COM5_#DSR
23	COM5_SIN	24	COM5_#RTS
25	COM5_SOUT	26	COM5_#CTS
27	COM5_#DTR	28	COM5_#RI
29	GND	30	GND
31	COM6_#DCD	32	COM6_#DSR
33	COM6_SIN	34	COM6_#RTS
35	COM6_SOUT	36	COM6_#CTS
37	COM6_#DTR	38	COM6_#RI
39	GND	40	GND

AIMB-258 User Manual

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Contents AIMB-258 Safety Information Electrical safetyCertifications Technical Support Packing ListContents Bios Operation Appendix BTable B.3 DVI Connector VGA1B Viii Chapter Motherboard Overview Placement DirectionBefore You Proceed Product Introduction Screw HolesMotherboard Layout Motherboard LayoutSpecifications PCIOperating System support list Operation System AIMB-258Board Diagram ChapterRiser Card Bracket View AccessoriesOrdering Information JSETCOM2 COM2 RS232/422/485 Mode Selection Layout Content ListJumper Setting List JSETCOM1 COM1/+5 V/+12 V SelectionCMOS1 Clear Cmos J1LCD Power 3.3 V/5.5 V SelectionPSON1 ATX, AT Mode Selection Jobs HW monitor JWDT1 Watchdog Timer Output OptionCentral Processing Unit CPU for AIMB-258 Installing the CPU Product Introduction Installing the CPU Heatsink and Fan Motherboard HoleProduct Introduction Uninstalling the CPU Heatsink and Fan System Memory System MemoryDimm Sockets Location Memory Support List Sodimm DDR310 Rear Panel Connectors ConnectorsRear Panel Connectors 11 LEDsCPU Fan Connector CPUFAN1 System Fan Connector SYSFAN1, SYSFAN2 Page Reset JFP1 / Reset Front Panel Connector JFP1/JFP2/JFP3ATX soft power switch JFP1 / Pwrsw HDD LED JFP2 / Hddled12 ATX power supply LED status No support for AT power Power LED and keyboard lock connector JFP3USB 2.0 Connector USB56, USB78 ATX Power Connector ATX1 Important notes on the Motherboard Power RequirementsLCD Inverter Connector VP1 Lvds Connector LVDS1 SATA1 SATA2 PCIe x 16 Slot Pcie X SPI Flash ConnectorSPICN1 Product Introduction CF connector Bios Operation Bios Introduction Bios SetupMain Menu Standard Cmos Features Advanced Bios Features Advanced Chipset Features Integrated Peripherals Onboard Device Super IO DeviceUSE Device Setting Power Management Setup HDD Power Down Mode Disabled Power Management User DefinedSuspend Mode Disabled PowerOn by LAN Enabled8 PnP/PCI Configurations PC Health StatusCurrent System Temperature Load Setup Defaults Set PasswordCPU Warning Temperature Current CPU TemperatureTo Disable Password To Establish PasswordTo Change Password Chipset Software Install Utility Before you Begin IntroductionWindows Vista/XP Driver Setup Page VGA Setup Introduction LAN Configuration Windows Vista/XP Driver Setup Realtek RTL8111C FeaturesInstallation LAN Configuration Page Appendix a Programming the Watchdog Timer Programming the Watchdog TimerWatchdog timer overview Appendix a Programming the Watchdog Timer Table A.1 Watchdog Timer Registers Example Program Page Appendix a Programming the Watchdog Timer Page Appendix B DVI Connector VGA1B USB Connector USB56,USB78VGA Connector VGA1A RS-232 Serial Port COM1~COM2 Table B.4 RS-232 Serial Port COM1~COM2RS-232 Serial Port COM3 ~ COM6 Table B.5 RS-232 Serial Port COM23Table B.6 PS/2 Keyboard/ Mouse Connector KBMS1 PS/2 Keyboard/ Mouse Connector KBMS1CPU Fan Power Connector CPUFAN1 Table B.7 CPU Fan Power Connector CPUFAN1Table B.9 External Speaker Connector JFP2/SPEAKER Power LED & Keyboard Lock Connector JFP3Table B.8 Power LED and Keylock Connector JFP3 Table B.11 Audio front panel connector FPAUD1 Audio Front Panel Connector FPAUD1Table B.10 Audio Front Panel Connector JFP1/ Reset Gpio Pin Header GPIO1 Table B.12 Gpio Pin Header GPIO1Lvds Connector LVDS1 Table B.13 Lvds Connector LVDS1Lvds Invert VP1 Lvds Power Jumper J1Table B.14 Lvds Power Jumper J1 Table B.15 Lvds Invert VP1Table B.16 System I/O Ports System I/O PortsDMA Channel Assignments Table B.17 DMA Channel AssignmentsTable B.18 Interrupt Assignments Interrupt Assignments19 1st MB Memory Map Table B.19 1st MB Memory MapAppendix B Pin Assignments