digraph Pages
{
  node [shape=rect, style=bold, color=black, height=0.7, penwidth=2];
  overlap=false;
  splines=true;
  sep="+30";
  nodesep=0.9;
  ranksep=0.6;
  newrank=true;
//  landscape=true;


//
// Blocchi speciali
//

  User				[label="User", shape=oval];
  EndUser			[label="User\nHandler", shape=oval];
  
  Connect			[label="ConnectToServerAndSetMtu()"];
  ConnectToServer		[label="ConnectToServer()", color=green];
  ConnectHandler		[label="SetMtuHandler()"];
  MtuConfigJob			[label="MtuConfigJob()"];
  aci_gatt_exchange_config	[label="aci_gatt_exchange_config()", color=grey];
  MtuConfigHandler		[label="ACI_ATT_EXCHANGE_MTU_RESP_EVENT"];
  MtuConfigComplete		[label="MtuConfigComplete()"];
  aci_gap_create_connection	[label="aci_gap_create_connection()", color=grey];
 

//
// Collegamenti tra le funzioni
//

  User -> Connect -> ConnectToServer -> aci_gap_create_connection;
  aci_gap_create_connection -> ConnectHandler			[penwidth=4, color=cyan];
  ConnectHandler -> MtuConfigJob				[penwidth=4, color=black];
  MtuConfigJob -> aci_gatt_exchange_config;
  aci_gatt_exchange_config -> MtuConfigHandler			[penwidth=4, color=cyan];
  aci_gatt_exchange_config -> MtuConfigComplete			[penwidth=4, color=cyan];
  MtuConfigComplete -> EndUser;

  { rank=same; User; Connect; }
}