Moxa Technologies C168HS user manual Mtcdtr

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Serial Programming Tools

setting = TurnON /* or TurnOFF */; ioc.ic_cmd = MTCRTS; ioc.ic_timout = 0;

ioc.ic_len = sizeof(int); ioc.ic_dp = (char *)&setting; ioctl(moxa_fd, I_STR, &ioc);

4. MTCDTR

This function, only valid when hardware flow control is turned off (see MHWFLOW), is used to drive DTR signal on or off.

Syntax for SCO UNIX/OpenServer

#define MTCDTR

0x404

#define TurnON

1

#define TurnOFF

0

ioctl(moxa_fd, MTCDTR, TurnON); ioctl(moxa_fd, MTCDTR, TurnOFF);

Syntax for UNIX SVR4.2

 

#include

<sys/stropts.h>

#include

<sys/sysmacros.h>

#define MTCDTR

0x404

#define TurnON

1

#define TurnOFF

0

struct strioctl

ioc;

int

setting;

setting = TurnON /* or TurnOFF */; ioc.ic_cmd = MTCDTR; ioc.ic_timout = 0;

ioc.ic_len = sizeof(int); ioc.ic_dp = (char *)&setting; ioctl(moxa_fd, I_STR, &ioc);

5. MLOWATER

Sometimes the application software may not be able to write any further data to the output buffer because of the output buffer being full. The application has to wait

Smartio C168H/HS User’s Manual 4-9

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Contents May 1999 6th Edition Smartio C168H/HS User’s ManualTrademarks Copyright NoticeDisclaimer Moxa Internet Services Troubleshooting Hardware InstallationSoftware Installation Connection Option Opt8x and Cable WiringTable of Contents Technical Reference Connection Option Opt8x and Cable WiringTroubleshooting Serial Programming ToolsOverview Smartio The Smart Multiport Async SolutionsJP1 Quick InstallationWide Applications Introduction Surge ProtectionOperating System Support Moxa Serial Comm ToolsUart FeaturesIntroduction Check ListOpt8A/Opt8B/Opt8S Opt8F/Opt8Z Opt8C/Opt8DIntroduction Opt8J RS-422 ModeRS-485 Mode Installation GuideINT Vector 0x1C0 Default SettingsSmartio C168 Series AddressHow to Do Quick Hardware Installation Quick Hardware InstallationConfiguration changed Hardware Installation with IO-IRQ UtilityIO-IRQ Utility and Hardware Configuration Hardware Installation Speed IRQHardware Installation Normal Speed Spectrum High Speed Spectrum Windows NT Software InstallationInstalling Driver Software Installation 4Smartio C168H/HS User’s Manual Rx Fifo Trigger Port NumberTx Fifo Size 6Smartio C168H/HS User’s Manual Configuring Board and Port 8Smartio C168H/HS User’s Manual Driver Windows 95/98Updating Driver Removing Driver10Smartio C168H/HS User’s Manual Software Installation 12Smartio C168H/HS User’s Manual Software Installation 14Smartio C168H/HS User’s Manual Updating Driver 16Smartio C168H/HS User’s Manual DOS Driver Setup Software Installation 20Smartio C168H/HS User’s Manual Software Installation Loading Driver Unloading Driver Unix# cd # /tmp/moxa/mxinstall# moxaadm SCO UnixFor Unix SVR4.2 For SCO UNIX/OpenServerFor SCO UNIX/OpenServer For Unix SVR4.2 Moxa TTY Device Naming Convention Administration Utility moxaadm Baud Rate SettingsNon-Modem and Modem Baud Rate Software Installation Basic ConfigurationBaud Rate Mapping Advanced ConfigurationLabel High/Normal Speed High Speed Low Band High Band Tx Fifo Trigger Port MonitoringRTS/CTS Hardware Flow Control Software Installation Terminal Emulation Driver Removal SCO UNIX/OpenServer Setting Moxa Ports to Terminal36Smartio C168H/HS User’s Manual Windows NT and Windows 95/98 InstallationUtilities PComm Programming LibrarySerial Programming Tools Diagnostic for Moxa boards only Monitor for Moxa boards under Windows NT Only Serial Programming Tools Terminal Emulator Programming the Moxa Ports Extended Unix Ioctl CommandsSyntax for Unix SVR4.2 Syntax for SCO UNIX/OpenServerMtcrts Mtcdtr Mstatus Mhwflow 12Smartio C168H/HS User’s Manual Utilities Terminal Emulator DOS API-232 Library Data Scope Diagnose RS-485 Programming for Opt8JFunction in PComm or API-232 library. It SolutionThere is a dedicated RS-485 RS-232 Cable Wiring for Opt8A/B/C/D/S Connection Option Opt8x and Cable WiringOpt8B/C DTE, DB25 Male Opt8A/S DCE, DB25 FemaleOpt8D DTE, DB9 Male RTS CTS DSR DTR GND DCD Type 1 To connect Smartio C168 Series to a DTE deviceType 2 To connect Smartio C168 Series to a DCE device Opt8B/C Opt8B/C DTE Device DB25 Male Opt8D DTE Device DB9 Male DB25 Male RS-422 Cable Wiring for Opt8J/F/ZOpt8J/F/Z Followings are operation modes for RS-422 Opt8J RS-485 Cable Wiring for Opt8JRS-422/485 Impedance Matching 12Smartio C168H/HS User’s Manual Hardware causes and solutions General TroubleshootingSoftware Causes and Solutions Io-irq StepRemove the jumper on position JP1 Windows NT system panic blue screen COM number of the Smartio C168 Series conflicts with othersSoftware Cause and Solution Under UNIXs, the newly rebuilt kernel could not boot 8Smartio C168H/HS User’s Manual Appendix SpecificationsSCO Xenix QNX Uart 16C550CIO/ Address Device PC I/O Port Address MapPin no Signal DB62 Connector PinoutsOperating System o Moxa Driver Version Moxa hardware settingsPC Host Return Procedure