Slots And Sample Formats - Laird BT800 Series Hardware Integration Manual

BT800-ST Hardware Integration Guide
Version 1.5

8.6 Slots and Sample Formats

BT800 receives and transmits on any selection of the first four slots following each sync pulse. Slot durations are
either 8 or 16 clock cycles:
8 clock cycles for 8-bit sample formats.

16 clock cycles for 8-bit, 13-bit, or 16-bit sample formats.

BT800 supports:
13-bit linear, 16-bit linear and 8-bit µ-law or A-law sample formats

A sample rate of 8 ksps
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Little or big endian bit order
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For 16-bit slots, the three or eight unused bits in each slot are filled with sign extension, padded with zeros or

a programmable 3-bit audio attenuation compatible with some codecs.
Figure 8: 16-bit Slot Length and Sample Formats
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