diff --git a/CLSAddress.h b/CLSAddress.h
index 22f0fc0..b223c37 100644
--- a/CLSAddress.h
+++ b/CLSAddress.h
@@ -49,12 +49,26 @@ typedef enum {
 } CLSChannelStatus;
 
 
+typedef enum {
+    CLS_CH_MSG_LIGHT = 0,  // 0b000
+    CLS_CH_MSG_1 = 1,  // 0b001
+    CLS_CH_MSG_2 = 2,  // 0b010
+    CLS_CH_MSG_3 = 3,  // 0b011
+    CLS_CH_MSG_4 = 4,  // 0b100
+    CLS_CH_MSG_5 = 5,  // 0b101
+    CLS_CH_MSG_6 = 6,  // 0b110
+    CLS_CH_MSG_7 = 7   // 0b111
+} CLSChannelMessage;
+
+
+
 typedef struct {
     CLSMessageCode code : 3;
     uint8_t device : 5;
     CLSChannel channel : 3;
 } CLSAddress;
 
+#define GLOBAL_CAST_CLS_ADDRESS 0x11111
 
 #define GENERATE_CLS_ADDRESS(type, device, channel) \
     ((uint16_t)(((type) << 8) | ((device) << 3) | (channel)) & 0x7ff)