1 files changed, 9 insertions, 12 deletions
diff --git a/lib/pbdrv/pb.h b/lib/pbdrv/pb.h
index e9c803d..6f84d10 100644
--- a/lib/pbdrv/pb.h
+++ b/lib/pbdrv/pb.h
@@ -15,34 +15,31 @@
 //! I2C bus timeout delay in microseconds
 #define PB_TIMEOUT_US (1e3 * PB_TIMEOUT_MS)
 
-//! Null address (used by client)
-#define PB_ADDR_NULL 0x00
-
-//! Adafruit NeoTrellis module 1 I2C address
+//! Adafruit NeoTrellis module 1 I2C address \ingroup puz_neo
 #define PB_ADDR_ADA_NEO_1 0x2E
-//! Adafruit NeoTrellis module 2 I2C address
+//! Adafruit NeoTrellis module 2 I2C address \ingroup puz_neo
 #define PB_ADDR_ADA_NEO_2 0x2F
-//! Adafruit NeoTrellis module 3 I2C address
+//! Adafruit NeoTrellis module 3 I2C address \ingroup puz_neo
 #define PB_ADDR_ADA_NEO_3 0x30
-//! Adafruit NeoTrellis module 4 I2C address
+//! Adafruit NeoTrellis module 4 I2C address \ingroup puz_neo
 #define PB_ADDR_ADA_NEO_4 0x32
 
-//! Main controller I2C address
+//! Main controller I2C address \ingroup main
 #define PB_ADDR_MOD_MAIN 0x08
 
-//! NeoTrellis puzzle module I2C address
+//! NeoTrellis puzzle module I2C address \ingroup puz_neo
 #define PB_ADDR_MOD_NEOTRELLIS 0x21
 //! Software puzzle module I2C address
 #define PB_ADDR_MOD_SOFTWARE 0x22
 //! Hardware puzzle module I2C address
 #define PB_ADDR_MOD_HARDWARE 0x23
-//! Vault puzzle module I2C address
+//! Vault puzzle module I2C address \ingroup puz_vault
 #define PB_ADDR_MOD_VAULT 0x24
 //! Automation puzzle module I2C address
 #define BUSADDR_MOD_AUTOMATION 0x25
-//! Smoketest puzzle module I2C address
+//! Smoketest puzzle module I2C address \ingroup puz_smoketest
 #define PB_ADDR_MOD_SMOKETEST 0x26
-//! Dummy puzzle module I2C address
+//! Dummy puzzle module I2C address \ingroup puz_dummy
 #define PB_ADDR_MOD_DUMMY 0x69
 
 /// \}