Measurement Specialties 9116 - Manual (Page 78)

Pressure Systems, Inc. Model 9116 User’s Manual
Page 69 www.PressureSystems.com
READ MODULE STATUS (Command ‘q’)
Purpose: Returns requested module status information.
Command
“qii”
‘q’ is the command letter
‘ii’ is the status index field
Response
“hhhh”
‘hhhh’ is a 4-digit hex datum (or other (**) decimal datum
Description: The 2-digit hex index field (ii) chooses a particular status field to be returned.
Returned value is described in the following table for each index (a third column
shows any ‘w’ command index for setting same option.
ii
returned value
4-digit hex or other decimal (**)
‘w’ set
index
00 Module’s Model Number, as decimal (**) integer value (e.g, 9116).
01 Firmware Version, as hex value
(expressed internally as integer version * 100).
(e.g. hex ‘0100’ = 256 decimal, means Version 2.56)
Power-up Status, as 16-bit hex bit map, bits having the following
meaning:
Bit 0 (LSB): A/D Failure Error.
Bit 1: Transducer Re-zero Adjustment (offset) Term Range Error (out-
of-range values set to 0.0 internally).
Bit 2: Transducer Span Adjustment (gain) Term Range Error (out-of-
range values set to 1.0 internally).
Bit 3: Temperature Correction Coefficients Not Present or Out-of-Range
(if transducer has one or more bad coefficients, all set to 0.0).
Bit 4: reserved (for transducer checksum)
Bit 5: FLASH Initialized Data Section Checksum Error (if error, all data
variables set to factory defaults and stored in FLASH).
02
Bit 6: SRAM Error.
03 reserved
04 reserved
05
Number of A/D Samples To Average, as hex value (e.g., 000A=10
decimal).
10