Sensoray 7429 - Manual (Page 2)

TABLE OF CONTENTS
BASICS ...........................................................................................................................1
W ARRANTY .... ............................................................................................................1
S PECIAL H ANDLING I NSTRUCTIONS .... .......................................................................
1
INTRODUCTION .............................................................................................................2
F UNCTIONAL D ESCRIPTION .... ....................................................................................
2
S
PECIFICATIONS ..............................................................................................................2
Electrica1.... .........................................................................................................2
Sensors .....................................................................................................................3
HARDWARE CONFIGURATION.... .........................................................................
4
D EFAULTS .......................................................................................................................4
I/O S PACE ...................................................................................................................
....4
I/O P
ORT M APPING .... ................................................................................................
4
I
NTERRUPTS ....................................................................................................................5
H ARDWARE F ILTERS .... ..............................................................................................
6
PROGRAMMING .............................................................................................................7
C OMMUNICATION ...........................................................................................................7
Programming Model.... ........................................................................................
7
Status Register .....................................................................................................
....7
Handshake Mechanism.... ....................................................................................
8
Sample Drivers ....................................................................................................
....8
C OMMANDS .... ............................................................................................................10
Define Sensor.......................................................................................................
11
Read Data.............................................................................................................
....13
Set Alarm Limits..................................................................................................
14
Read Alarms ........................................................................................................
....15
Read Board Temperature.... .................................................................................
16
Set Open Sensor Data Values.... ..........................................................................
17
Set Filter Time Constant ......................................................................................
....18
Tare Gauge...........................................................................................................
....19