User`s guide

Table of Contents
AT85C51SND3Bx Firmware User’s Guide 3
7691A–MP3–08/07
5.4.2 Generic Modules ..............................................................................5-28
5.4.3 Useful Functions and Macro-functions .............................................5-29
5.4.4 Automatic Screen Refreshing...........................................................5-30
5.4.5 Automatic display .............................................................................5-31
5.4.6 Software Timers ...............................................................................5-31
5.4.7 Keyboard Management ....................................................................5-32
5.5 Services ..................................................................................................5-34
5.5.1 Player service ...................................................................................5-34
5.5.2 Recorder Service..............................................................................5-35
5.5.3 Explorer service................................................................................5-35
5.5.4 Ebook service ...................................................................................5-36
5.6 Modules ..................................................................................................5-37
5.6.1 USB Interface ...................................................................................5-37
5.6.2 Player Interface ................................................................................5-38
5.6.3 Recorder Interface............................................................................5-39
5.6.4 Viewer Interface................................................................................5-40
5.6.6 Explorer Interface .............................................................................5-41
5.6.7 Update Interface ...............................................................................5-42
5.7 Debug trace text......................................................................................5-43
Section 6
Firmware Configuration ...................................................................... 6-45
6.1 Overview .................................................................................................6-45
6.2 Configuration Files ..................................................................................6-47
6.2.1 Control Access .................................................................................6-47
6.2.2 Audio Features .................................................................................6-47
6.2.3 Clock.................................................................................................6-49
6.2.4 File System.......................................................................................6-49
6.2.5 Setting ..............................................................................................6-50
6.2.6 Keyboard ..........................................................................................6-50
6.2.7 LCD Display......................................................................................6-53
6.2.8 MMC / SD Card ................................................................................6-54
6.2.9 MMI Applications ..............................................................................6-55
6.2.10 Nand-Flash Memory .........................................................................6-56
6.2.11 Power Management .........................................................................6-56
6.2.12 Scheduler module.............................................................................6-57
6.2.13 USB Module .....................................................................................6-58
6.2.14 Firmware update...............................................................................6-59