Macintosh Serial Port | ZyXEL Communications U-336R/RE specs

The serial port is 16550-compatible for most communication software usage. It has a speed of up to 460.8Kbps and data loss errors will not occur when working with a ZyXEL modem's serial port. This solves high-speed communication problems in Windows and other multi-tasking systems. The serial port has a 32-byte transmission and a 32-byte receival FIFO to increase communication program efficiency.

Helpful Hints for Macintosh Computers

Special AT Command Settings for Macintosh

For operation with Macintosh computers, you may use the factory default settings with one exception. You must set the modem to ignore the DTR signal as follows:

Type:

AT&D0<enter> (set modem to ignore DTR)

AT&WZ<enter> (saves the settings to power- up profile)

Macintosh Serial Port

When you connect your modem to a Macintosh computer, make sure the cable is a hardware handshaking type. These cables are readily available. Macintosh Lisa model 128 and 512 don't have hardware handshaking. The serial port on these (very outdated) models is provided as a 9-pin connector similar to that of a PC. The serial port on all other Macintosh models is a Mini-8.

Mac Software Tips

All terminal programs which make use of the hardware handshaking feature can be used on the Apple Macintosh. Such programs are

26 Basic Modem Operation

Image 38

ZyXEL Communications U-336R/RE manual Helpful Hints for Macintosh Computers, Special AT Command Settings for Macintosh

Contents

ZyXEL ZyXEL Limited Warranty Acknowledgments FCC Part 15 InformationCopyright 1997 by ZyXEL Iii Information for Canadian Users Page Contacting ZyXEL ∙ E-mail Vii Contents Synchronous Mode Operation Leased Line Operation Special Functions Fax Operation Status Registers & Result Codes AT Command Set SummariesDiagnostics & Troubleshooting Upgrading Your Modem Xii Terminal PinoutsIndex Introduction Modem FeaturesStandard Features Intelligent Features Technical Specifications Fax Compatibility Required Equipment Unpacking Your ModemEnclosed Equipment Becoming a Registered Owner Introduction 336R/RE Modem Card InstallationInstallation Name Blinking DTR TXDRXD DSR Required Steps for U-336R/RE Installation Installing the modem card Connect to phone lines Connect to Computers Hooking Up PowerFax/Modem Communication Software Installation Setting Value AT&F For troubleshooting suggestions Installation Basic Modem Operation Understanding AT CommandsUsing the Windows 95 Hyper Terminal Program Basic Modem Operation ATEnter Dialing using the ATD Command Dialing and Answering Techniques ATS0=n Making Your First ConnectionAuto-Answer and Hook Controls ATS0=0 Quick Tips when issuing AT Commands Command Description AT Command Set/Type Example Modem Result Codes Viewing S Register Values Changing S Register Values Dialing Stored Phone Numbers Non-Volatile MemoryStoring Phone Numbers AT&Zs=n Saving Settings and User Profiles Helpful Hints for PC Computers ZyXEL Serial/Parallel I/O Card Default Modem Settings for PC’sAT Command Description Macintosh Serial Port Special AT Command Settings for MacintoshHelpful Hints for Macintosh Computers Mac Software Tips Serial Cable Basic Modem Settings for UnixHelpful Hints for UNIX-Based Computers Unix Software Tips Synchronous Mode Operation Synchronous Mode Operation25bis Command Set Syntax Command with Description Parameters Clock Options RTS Options Sync AT&M1 Command State OptionsDialing from Synchronous Mode Data Manual Answer Answering from Synchronous ModeAuto-Answer Synchronous Mode Operation AT-Command Description Connecting to a Leased LineLine Type Setting Leased Line Operation Manual Connect Power Level SettingLeased Line Handshaking Auto Handshake AT*M0 Leased-Line Dial BackupDial Backup AT*M1 Terminating a Leased Line Connection Aborting from Leased-Line Operation Levels of Security Special FunctionsSecurity Functions Special Functions User Passwords Command Function Enters the callback number AT*Wab Remote ConfigurationAT*Rab Caller Number Delivery Caller ID Ring Here is an example Distinctive Ring Extended Distinctive Ring EDR Type Bit Ring Sequence Special Functions Setting Up EDR S51 Bit-mapped register default Bits Bin Dec Description EDR Application Example CID/EDR RD Special Functions Special Functions Fax Operation Fax OperationModem as Fax Machine ITU-T T.30 Fax Protocol Fax Command setsDefining the Fax Command Sets Class 1 Command Set Command Value Description Class 2 Command Set +FTH and +FRH support value 3 V.21 ch / 300 bps only +FCIG=string Command Syntax DescriptionValue +FDCC=vr,br,wd Ln,df,ec,bf,st Df,ec,bf,st +FDCS=vr,br,wd+FDIS=vr,br,wd,l +FDR +FMDL? +FK+FLID=string +FMFR? +FCFR +FREV?Response Value Function and Description +FPOLL +FVOICE +FCC=vr,br,w Class 2.0 Command Set+FBS? +FCO +FDT Tpr,idr,nsr +FIS=vr,br,wd+FLI=string DCE +FNS=string+FPI=string +FRQ=pgl,cbl HEX +FCICSI ID NSC FIF A0-BF+FNC +FNF +FPI +FNSNSS FIF CIG ID Extended Fax AT Command Set Modem will wait for DC2 at the beginning of every Tone No Carrier #PstringNo Dial Busy Pstring Field DescriptionSnnnn Flow Control Connect String Error LevelFax Reception from a BBS Init AT&FX7S0=1#B1+FCLASS=6 ExtrnMail ZyXEL errorlevel Command Options Function & Description AT Command Set SummariesBasic AT Command Set AT Command Set Summaries Command Options Function & Description UPX Description of ATI2 Output Link Status Report output appears as follows Data Type Description Output Parameter Output Value Description DTE Extended AT& Command Set DTE/DCE Command Options Function & Description Command Options Function & Description Command Options Function & Description Command Options Function & Description Command Options Function & Description Extended AT* Command Set Command Options Function & Description Command Options Function & Description Register Descriptions Command Function & Description +RefStatus Registers & Result Codes Basic S-Registers ATSn=x Command Bit Dec Hex Function and description Extended S-Registers ATSn=x Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description ATX1 ATX2 ATX3 ATX4 Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description ATA Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Command Bit Dec Hex Function and description Register bit number, b, used in ATSr.b=n ATSr.b=? +nnn Result Code OptionsATXn Result Code Option Table Supported Field Name Possible Values Connect Strings for Error Corrected ConnectionsResult Code Field Descriptions Numerical Verbose 24000 Status Registers & Result Codes Diagnostics & Troubleshooting Diagnostics & TroubleshootingDiagnostics Power-On Self Test Loopback Tests FR Calibration Indicator Lights Line Condition Status Display Received Signal Power Level RX Link Status Report ATI2 Characters sent from the DTE to the modem for transmission Data bytes sent to the remote modem ∙ Local Hang-up ∙ Remote Hang-up ∙ Carrier Lost ∙ On Line Trouble Shooting AT Command Set Problems Your modem fails to execute AT commands Command Echo Problems Answer Problems Dialing Problems Data Transfer Problems Connect Problems Type ATUPXenter Upgrading Your ModemUpgrading by Flash Eprom Upgrading Your Modem Kernel Recovery Mode TIP Terminal PinoutsTerminal Blocks Terminal Pinouts Signa Pin/Signal Direction DescriptionPC Serial Port Pinouts Name Macintosh Serial Port Pinouts Mac Modem Description Din Terminal Pinouts Index Index Smartdrv