diff --git a/lib/bus.js b/lib/bus.js
index 70dc9cd..a5dd9dd 100644
--- a/lib/bus.js
+++ b/lib/bus.js
@@ -34,10 +34,12 @@ class Bus {
   }
 
   read(address, cmd) {
+    // console.log("read: address, cmd", address, cmd)
     return pify(this.bus.readByte).bind(this.bus)(address, cmd)
   }
 
   write(address, cmd, byte) {
+    // console.log("write: address, cmd, byte", address, cmd, byte)
     return pify(this.bus.writeByte.bind(this.bus))(address, cmd, byte)
   }