CologneChip HFC » History » Revision 3
Revision 2 (laforge, 02/19/2022 09:46 AM) → Revision 3/6 (laforge, 02/19/2022 09:49 AM)
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h1. CologneChip HFC
This is a seriels of generic ISDN adapters with CologneChip HFC chipsets:
* HFC-E1 (single-port E1 PCI)
* HFC-S (single-port BRI PCI)
* HFC-4S (quad-port BRI PCI)
* HFC-USB (singel-port USB)
These boards are typically all supported by [[mISDN]], and some by [[DAHDI]]
h2. IOB1E1 V2
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h2. IOB1E1 V3
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h2. IOB4ST V2
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h2. ASS-PCI-ISDN with clock output rework
This no-name HFC-S board has been enhanced with a 2pin header to provide an 8kHz clock output. This highly stable 8kHz clock provided by the public ISDN network could be used as a reference clock to HFC-E1 boards driving cellular base stations in the early days of [[openbsc:]].
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