Ver 1.00Date : Oct.10.2003 2 page of 33Copyright 2003 DENON Co.,Ltd.ContentsSERIAL COMMUNICATION INTERFACE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . 31.1 PHYSICAL INTERFACE .....................................................................................................31.2 TRANSFER FORMAT OF SERIAL DATA................................ ................................ ..............31.3 COMMAND FORMAT AND ANSWER FORMAT .....................................................................41.4 PROTOCOL FOR DATA TRANSMISSION AND RECEPTION ...................................................41.4.1 Basic procedure........................................................................................................41.4.2 Communication errors ................................ ................................ ..............................51.5 COMMAND / ANSWER SEQUENCE ................................ ................................ ..................61.6 LIST OF COMMAND CODES ........................................................................................... 101.7 LIST OF ANSWER CODES .............................................................................................. 111.8 LIST OF STATUS CODES................................ ................................ ................................ 111.9 COMMAND SPECIFICATIO N ................................ ................................ ............................ 121.9.1 Power ON .............................................................................................................. 121.9.2 Power OFF ................................ ................................ ................................ ............ 131.9.3 Request System Status .......................................................................................... 141.9.4 Play................................ ................................ ................................ ........................ 171.9.5 Stop................................ ................................ ................................ ........................ 181.9.6 Pause...................................................................................................................... 191.9.7 Skip................................ ................................ ................................ ........................ 201.9.8 Slow /Search ........................................................................................................... 211.9.9 Setup ...................................................................................................................... 241.9.10 Top Menu............................................................................................................. 251.9.11 Menu ................................ ................................ ................................ .................... 261.9.12 Return .................................................................................................................. 271.9.13 Audio ................................ ................................ ................................ .................... 281.9.14 Subtitle................................................................................................................. 291.9.15 Angle ................................ ................................ ................................ .................... 301.9.16 Direct Select......................................................................................................... 311.9.17 Cursor ................................................................................................................... 321.9.18 Enter ................................ ................................ ................................ .................... 331.9.19 SACD Layer Selsect ............................................................................................... 341.9.20 Request CPU Version ........................................................................................... 351.9.21 Request Error status................................ ................................ ............................ 36