Update ab-tag-read-fragmented.rs

Joylei · Mar 21, 2024 · 30f9e56 · 30f9e56
1 parent 16e2236
commit 30f9e56
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/examples/ab-tag-read-fragmented.rs b/examples/ab-tag-read-fragmented.rs
@@ -56,6 +56,7 @@ impl Encode for AbString {
         buf: &mut BytesMut,
         encoder: &mut A,
     ) -> Result<(), A::Error> {
+        // NOTE: If writing to a string in the PLC, a "string-like" UDT must be created. By default, AB PLCs don't allow external write access to strings
         let mut data = self.data.as_bytes();
         if data.len() > DEFAULT_STRING_CAPACITY {
             data = &data[0..DEFAULT_STRING_CAPACITY];