
6
FORMAT PRESSURE READINGS
Changes data length into host processor
Binary Format Commands
P3
Single pressure...binary format
P4
Continuous pressure...binary format
OP
Set operating mode...binary format checksum...set signed or extended binary output format
ASCII Format Commands
All readings, except P3, P4 and ~, are ASCII format readings.
OP
Set operating mode...all readings or only changed readings
START-UP PARAMETERS
Sets the HPB configuration after power is applied
WE
Enable parameter writes to the RAM or EEPROM
SP
Store RAM parameters to the EEPROM for startup
MO
Specify the power-up message and operating mode
PRESSURE NOISE REDUCTION
Reduces pressure noise signals
DS
Set deadband and sensitivity parameters
DIAGNOSTIC AND RESET CONTROL
IN
Performs a software reset of microprocessor
RS
Read status of error indicators
CK
Performs and provides the result of EEPROM checksum
OP
Use pressure reading checksum for binary format
USER AND STARTUP MESSAGES
A=
Store 8 characters of user supplied data
B=
Store 8 characters of user supplied data
C=
Store 8 characters of user supplied data, which can be configured as a watchdog or reset message
D=
Store 8 characters of user supplied data, which can be configured as a watchdog or reset message
MO
Specify the startup header selection
HPB UNIT INFORMATION
P=
HPB production date
S=
HPB serial number
V=
HPB software version number
ID
Assign device ID and group addresses
M=
Read the maximum full scale pressure limit allowed
CUSTOMIZE PRESSURE WINDOW
F=
Customize the full scale pressure limit
X=
Set the slope m parameter for user input mx+b control
Z=
Set the offset b parameter for user input mx+b control