StreamPro ADCP Operation Manual - global site

StreamPro ADCP Operation ManualTable 11:Hex DigitBinaryByteVariable Leader Data Format (continued)FieldDescription89-90 45High 16 BITSLSBBITS 24 23 22 21 20 19 18 17x x x x x x x 1 Clock Read Errorx x x x x x 1 x Not Usedx x x x x 1 x x Not Usedx x x x 1 x x x Not Usedx x x 1 x x x x Not Usedx x 1 x x x x x Not Usedx 1 x x x x x x Not Used1 x x x x x x x Not Used91-92 46High 16 BITSMSBBITS 32 31 30 29 28 27 26 25x x x x x x x 1 Not Usedx x x x x x 1 x Not Usedx x x x x 1 x x Not Usedx x x x 1 x x x Not Usedx x x 1 x x x x Not Usedx x 1 x x x x x Spurious UART IRQx 1 x x x x x x Spurious CLOCK IRQ1 x x x x x x x Power Failure93-96 47-48 Reserved Reserved for TRDI use.97-104 49-52 Pressure Contains the pressure of the water at the transducer headrelative to one atmosphere (sea level). Output is in decapascals.Scaling: LSD=1 deca-pascal; Range=0 to 4,294,967,295deca-pascals105-112 53-56 Pressure varianceContains the variance (deviation about the mean) of thepressure sensor data. Output is in deca-pascals.Scaling: LSD=1 deca-pascal; Range=0 to 4,294,967,295deca-pascals113-114 57 Spare Spare115-116 58 RTC Century These fields contain the time from the StreamPro’s Y2K117-118 59 RTC Yearcompliant real-time clock (RTC) that the current data ensemblebegan. The TT-command (Set Real-Time Clock) initially119-120 60 RTC Month sets the clock. The StreamPro does account for leap years.121-122 61 RTC Day123-124 62 RTC Hour125-126 63 RTC Minute127-128 64 RTC Seconds129-130 65 RTC HundredthsP/N 95B-6003-00 (February 2008) page 71