From 52452b609d409e6f08eacecb46f322519d54ec3f Mon Sep 17 00:00:00 2001
From: Stanislaw Grams <stanislawgrams@gmail.com>
Date: Tue, 17 Mar 2026 00:10:15 +0100
Subject: [PATCH] [feat](trx-core): add AMC variant to RigMode for C-QUAM AM
 stereo

Add RigMode::AMC to represent Motorola C-QUAM Compatible Quadrature
Amplitude Modulation stereo, placing it after RigMode::AM.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
---
 src/trx-core/src/rig/state.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/trx-core/src/rig/state.rs b/src/trx-core/src/rig/state.rs
index ac5db85..a2e2d35 100644
--- a/src/trx-core/src/rig/state.rs
+++ b/src/trx-core/src/rig/state.rs
@@ -85,6 +85,8 @@ pub enum RigMode {
     CW,
     CWR,
     AM,
+    /// AM C-QUAM stereo (Compatible Quadrature Amplitude Modulation).
+    AMC,
     WFM,
     FM,
     AIS,