DOCUMENT:Q121372 08-AUG-2001 [winnt] TITLE :How to Configure Non-Intelligent Digiboard PC/8 Adapters PRODUCT :Microsoft Windows NT PROD/VER: OPER/SYS: KEYWORDS: ====================================================================== 3.10 3.50 3.51 WINDOWS kbhw kb3rdparty ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 3.1 - Microsoft Windows NT Workstation version 3.1 - Microsoft Windows NT Advanced Server, version 3.1 - Microsoft Windows NT Workstation versions 3.5, 3.51 - Microsoft Windows NT Server versions 3.5, 3.51 ------------------------------------------------------------------------------- SUMMARY ======= Adapter drivers for the non-intelligent Digiboard PC/8 adapters are not available for Windows NT versions 3.1 and 3.5. The configuration for the adapter is accomplished through the Windows NT Registry only. This article describes how to configure and utilize the non-intelligent Digiboard PC/8 adapter in Windows NT versions 3.1 and 3.5. MORE INFORMATION ================ There are nine switch blocks on the Digiboard PC/8 adapter. Listed below are the switch block settings of the adapter and Registry settings for each communications port of the adapter. Switch Block Settings --------------------- Switch Block One (DS1) is used to configure the adapter's Interrupt Status Register address. Switches Description -------------------------- Switches 1-7 Adapter I/O port address Switches 8-9 Set these to the ON position Switch 10 Enables (ON position) the Interrupt Status Register The remaining eight switch blocks are used to configured the I/O port addresses for each communications port of the adapter. Switch 8 on each of these blocks enables (ON position) the port. The I/O port addresses available range from 000H to 3F8H. Registry Settings ----------------- WARNING: Using Registry Editor incorrectly can cause serious, system-wide problems that may require you to reinstall Windows NT to correct them. Microsoft cannot guarantee that any problems resulting from the use of Registry Editor can be solved. Use this tool at your own risk. 1. Start REGEDT32.EXE and locate the following Registry subkey: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet \Services\Serial\Parameters 2. Listed below are entries that need to be manually added to be able to use the ports on the Digiboard PC/8 adapter. To add a key for each entry, choose Add Key from the Edit menu. Enter "Serial3" (without the quotation marks) for COM3 on the entry for Key Name. Leave the Class entry blank, and then choose OK. To enter each value, choose Add Value from the Edit menu. Enter values of the following: Serial3 ------- DosDevices : REG_SZ : COM3 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x100 PortIndex : REG_DWORD : 0x1 Serial4 ------- DosDevices : REG_SZ : COM4 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x108 PortIndex : REG_DWORD : 0x2 Serial5 ------- DosDevices : REG_SZ : COM5 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x110 PortIndex : REG_DWORD : 0x3 Serial6 ------- DosDevices : REG_SZ : COM6 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x118 PortIndex : REG_DWORD : 0x4 Serial7 ------- DosDevices : REG_SZ : COM7 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x120 PortIndex : REG_DWORD : 0x5 Serial8 ------- DosDevices : REG_SZ : COM8 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x128 PortIndex : REG_DWORD : 0x6 Serial9 ------- DosDevices : REG_SZ : COM9 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x130 PortIndex : REG_DWORD : 0x7 Serial10 -------- DosDevices : REG_SZ : COM10 ForceFifoEnable : REG_DWORD : 0x1 Indexed: REG_DWORD : 0x1 Interrupt : REG_DWORD : 0x5 InterruptStatus : REG_DWORD : 0x140 PortAddress : REG_DWORD : 0x138 PortIndex : REG_DWORD : 0x8 3. When complete, quit REGEDT32. 4. Quit Windows NT and turn off your computer. 5. Restart your computer and Windows NT. COM1 through COM9 can be directly referenced just like a filename from programs and from the command line. However, COM10 must be referenced with the following syntax: \\.\COM10 NOTE: The command line MODE command does not recognize ports above COM9. The products included here are manufactured by Digiboard, a vendor independent of Microsoft; we make no warranty, implied or otherwise, regarding these products' performance or reliability. 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