Auto: ablegacy-13 — DH+ via 1756-DHRIO bridging validation

Closes #256
2026-04-26 08:56:23 -04:00
parent 08a4db2952
commit 399257377b
8 changed files with 451 additions and 5 deletions
@@ -52,6 +52,14 @@ public sealed record AbLegacyPlcFamilyProfile(
        SupportsPlsFile: false,
        SupportsBlockTransferFile: false);

+    /// <remarks>
+    ///     PR ablegacy-13 / #256 — PLC-5 is the only family that supports the 1756-DHRIO DH+
+    ///     bridging form (CIP path <c>1,&lt;slot&gt;,2,&lt;station-octal&gt;</c>). The DHRIO
+    ///     module only speaks DH+ to PLC-5 / SLC-DH+ peers, and libplctag's PCCC stack only
+    ///     exposes the PLC-5 side. SLC500 / MicroLogix / LogixPccc devices addressed through a
+    ///     DHRIO path are rejected at <c>AbLegacyDriver.InitializeAsync</c> time. See
+    ///     <c>docs/drivers/AbLegacy-DH-Bridging.md</c> for the full DH+ syntax + smoke procedure.
+    /// </remarks>
    public static readonly AbLegacyPlcFamilyProfile Plc5 = new(
        LibplctagPlcAttribute: "plc5",
        DefaultCipPath: "1,0",