OPTO 22 PAMUX, User Manual

Page: 84 / 155

PROGRAMING WITH THE PAMUX DRIVER
Pamux User’s Guide
3-23
READ ANALOG BANK 16
P
URPOSE
:
Reads a bank of eight analog I/O points.
C
OMMAND
T
YPE
:
Analog
P
ARAMETERS
:
COMMAND Contains the value 16.
ADDRESS
Contains the address of the Pamux brain board.
POSITION Contains the bank number.
VALUE ARRAY
Each element of this array contains returned data corresponding to a module
position within the bank. Element 0 corresponds to the lowest module position,
element 7 corresponds to the highest.
E
XAMPLE
:
This example reads the status of eight points at address 32 of bank 0, and then displays the value
of each point.
100 COMMAND% = 16 ‘ Read Analog Bank command
110 ADDRESS% = 32 ‘ Address of brain board
120 POSITION% = 0 ‘ Bank number
130 GOSUB 1000 ‘ Call the driver
140 FOR I% = 0 TO 7
150 PRINT "MODULE ";I%;": ";VALUE%(I%)
160 NEXT
.
.
1000 CALL Pamux(ERRCOD%,ADDRESS%,COMMAND%,POSITION%,VALUE%(0))
1010 IF ERRCOD% < 0 THEN GOTO 2000
1020 RETURN