NEC NEAX 2000 IPS System Manual page 48

CHAPTER 1 GENERAL INFORMATION
DTI SPECIFICATIONS
* The S-bit is the first bit in each frame.
* Frames are repeated in the order shown above.
* "m" in the "4 Kbps Data Link" column means that the frame is usually assigned to 1.
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NWA-008853-001 Rev.3.0
97ch1001.fm