expand Channel

Author: slagernate

api/channel.proto

@@ -2,8 +2,26 @@ syntax = "proto3";
 
 package synapse;
 
+enum ChannelType {
+  ELECTRODE = 0;
+  TTL = 1;
+}
+
 message Channel {
   uint32 id = 1;
   uint32 electrode_id = 2;
   uint32 reference_id = 3;
-}
+  ChannelType type = 4;
+}
+
+// Describes contiguous ranges of channel types in frame_data, in order.
+// Example:
+// [{type: ELECTRODE}, count: 64, {type:TTL, count:3, channel_ids:[0, 2, 5]}]
+// This means frame_data[0..63] are electrodes, frame_data[64..66] are TTL lines 0, 2, 5
+message ChannelRange {
+    ChannelType type = 1;
+    uint32 count = 2;
+    // Optional: for non-contiguous channels (e.g., TTL), specifies which
+    //           channel ids are included, in order. Empty for contiguous
+    repeated uint32 channel_ids = 3;
+}

api/datatype.proto

@@ -67,25 +67,7 @@ message BroadbandFrame {
   // Used for reconstructing multiple frames
   uint32 sample_rate_hz = 4;
 
-  // Describes contiguous ranges of channel types in frame_data, in order.
   // When empty, all frame_data entries are electrode channels (legacy behavior).
-  // Example: 
-  // [{type: ELECTRODE}, count: 64, {type:TTL, count:3, channel_ids:[0, 2, 5]}]
-  // This means frame_data[0..63] are electrodes, frame_data[64..66] are TTL lines 0, 2, 5
-  message ChannelRange {
-    enum ChannelType {
-      ELECTRODE = 0;
-      TTL = 1;
-    }
-    ChannelType type = 1;
-
-    // Number of channels of this type in frame_data
-    uint32 count = 2;
-
-    // Optional: for non-contiguous channels (e.g., TTL), specifies which
-    //           channel ids are included, in order. Empty for contiguous
-    repeated uint32 channel_ids = 3;
-  }
   repeated ChannelRange channel_ranges = 5;
 }
 

api/nodes/signal_config.proto

@@ -11,23 +11,6 @@ message ElectrodeConfig {
     // Analog filter settings for electrode channels
     float low_cutoff_hz = 2;
     float high_cutoff_hz = 3;
-
-    // Additional data channels to record beyond electrodes
-    // These will appear in the broadband data stream after electrode
-    // channels in the order specified here
-    message AuxiliaryChannel {
-        enum ChannelType {
-            TTL = 0;  // Digital input line
-        }
-        ChannelType type = 1;
-
-        // Channel identifier (TTL line 0-31, etc.)
-        uint32 channel_id = 2;
-
-        // Optional human-readable label
-        string label = 3;
-    }
-    repeated AuxiliaryChannel auxiliary_channels = 4;
 }
 
 message PixelConfig {