Changes between Version 9 and Version 10 of Docs/Prog/Manual/DeviceSupport/DIO

Timestamp:

11/30/09 14:50:24 (14 years ago)

Author:

Don Wilson

Comment:

--

Docs/Prog/Manual/DeviceSupport/DIO

@@ -3 +3 @@
 = DIO =
 
+The 825 main board is equipped with four digital input and four digital output ports. DIO option cards may be used for additional I/O options. Option cards contain eight ports which may be used as a combination of inputs and outputs.
+
 == Digital I/O ==
+
+The console command prompt may be used for simple DIO testing.
 {{{
 echo “L000000020000000F” > /dev/mnbd
@@ -61 +65 @@
 The lib825 library provides functions to facilitate applications performing digital I/O tasks.
 
+To perform these tests with DIO option cards replace /dev/mnbd with /dev/wt1 (for the first DIO option card), /dev/wt2 (for the second installed DIO option card), etc...
+
+The following example shows program code to read and set DIO ports.
 {{{
 #!Lineno