October 2017 RiverPro and RioPro ADCP Guide
Page 158
EAR-Controlled Technology Subject to Restrictions Contained on the Cover Page.
Surface Layer Velocity Leader Format
BIT POSITIONS
BYTE 7/S 6 5 4 3 2 1 0
1
SURFACE LAYER LEADER ID
LSB 10h
2 MSB 00h
3 SURFACE LAYER CELL COUNT LSB
4
SURFACE LAYER CELL SIZE
LSB
5 MSB
6
SURFACE LAYER CELL 1 DISTANCE
LSB
7 MSB
Figure 35. Surface Layer Leader Format
Table 27: Surface Layer Leader Format
Hex Digit Binary Byte Field Description
1-4 1,2 Surface Layer Leader
ID
Stores the surface layer velocity data identification word (10 00h).
5-6 3 Cell Count Stores number of cells in the surface layer.
7-10 4,5 Cell Size Stores surface layer cell size in centimeters.
11-14 6,7 Cell 1 distance Stores distance to middle of first surface layer cell in centimeters.
Only present when there are surface layer bins to report.