Chanspec Interpretation
A chanspec holds the channel number, band, bandwidth and control sideband information as follows:
Bits
Description
7 - 0
channel
9 - 8
1 - lower control sideband
2 - upper control sideband
3 - no control sideband
11 - 10
1 - 10 MHz bandwidth
2 - 20 MHz bandwidth
3 - 40 MHz bandwidth
15 - 12
1 - 5 GHz band
2 - 2 GHz band