If you have a IIfx or non-AV 68040-based Mac, you can expect decent performance even with moderate LocalTalk traffic.
With external clocking, serial speeds of 500 kbps to 2 Mbps are possible.
If you have a low-end Mac and a modem, odds are pretty good that youve heard these Mac myths.
68040-based Macs tend to do a bit better ( Macworld, Develop ).Fact is, every Mac ever made supports 230.4 kbps over the serial port.Dear user, submit your own serials and store them online in our database so you can access them when you need.GeoPorts one chip manages both the printer and modem serial ports.Click here to watch it now.You cant run a 9600 modem on a Plus.Thus you dont have to worry about the LocalTalk performance hit.This is a good argument for switching to an ethernet network.The Quadra 900 and 950 used the same type of serial architecture.
Mac serial ports have two speed options, one controlled from the motherboard and a second speed set by an external clock.Web-master, index our site and show results with our quality serials on your site.Your serial port should be capable of handling data at least double the modem speed in order to work efficiently.Also keep in mind that just because your modem connects to another at a certain speed doesnt mean that your serial port is moving data at that speed.If you are networking via ethernet, you are not using LocalTalk (except for ethernet adapters on the printer port, such as the Farallon EtherWave and EtherMac adapters).Direct Memory Access (DMA) serial ports (a.k.a.Learn how k little mega codec pack to successfully use our website by watching our flash video tutorial.The more data youre sending or receiving over LocalTalk, the worse your performance will.GeoPort, DMA Serial Introduced with the Centris 660av and Quadra 840av, the GeoPort became a standard feature when the Power Mac was introduced.I would be very interested in hearing from those using FreePPP.An interesting problem with the Macintosh serial port is that when the modem is going too fast, the Mac will pull the line down to tell the modem to shut up while it pushes the data into the.
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Before ethernet became inexpensive and popular, there were external LocalTalk adapters with high speed clocks that could drive the serial ports on 6800 -based Macs to 920 kbps.