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UI MODULE MU 4....................................................................................................... 5
Overview of UI ............................................................................................................6
HW Block Specifications with Descriptions ...............................................................7
Power Management................................................................................................... 7
Microcontroller.......................................................................................................... 8
DSP Music Engine .................................................................................................... 8
Audio Codec.............................................................................................................. 8
FM receiver ............................................................................................................... 8
Audio Block .............................................................................................................. 9
HW Interface ...............................................................................................................9
UI DC Characteristics ............................................................................................... 9
CMT-UI Interface Connector Electrical Specifications.......................................... 10
HDC-5 Connectors Electrical Specifications.......................................................... 12
LCD Module Interface ............................................................................................ 12
MCU Interface Electrical Interface ......................................................................... 13
Plug-In Detect Electrical Interface.......................................................................... 14
Power Management................................................................................................. 14
DSP Peripherals Electrical Interface ....................................................................... 14
Audio Codec Electrical Interface ............................................................................ 15
FMR Electrical Interface......................................................................................... 15
Audio Performance Specifications ............................................................................16
Music Features ........................................................................................................ 16
Specifications .......................................................................................................... 16
Parts Lists ..................................................................................................................... 19
MU4_ I (0201816) HW4.00 ......................................................................................19
List of Figures
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Fig 1 UI module Block diagram #1 .....................................................................................5
Fig 2 Audio Section Block Diagram....................................................................................6
Fig 3 FM radio to UPP interface..........................................................................................9
Fig 4 LCD module connector numbering ............................................................................13
Schematics/Layouts ..........................................................................................................
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MP3 - DSP Schematic Diagram, Version 4.0..................................................... A3 - 2
MP3 - Memory and Logic Schematic Diagram, Version 4.0 ............................. A3 - 3
MP3 - uP Schematic Diagram, Version 4.0........................................................ A3 - 4
MP3 - USB Schematic Diagram, Version 4.0 .................................................... A3 - 5
MP3 - Power Schematic Diagram, Version 4.0.................................................. A3 - 6
MP3 - Audio Schematic Diagram, Version 4.0.................................................. A3 - 7
MP3 - Keyboard Schematic Diagram, Version 4.0 ............................................ A3 - 8
MP3 - FMR Schematic Diagram, Version 4.0 ................................................... A3 - 9
Audio Circuits Schematic Diagram, Version 4.0 ............................................. A3 - 10
MU4 Parts Placement Diagram, 1/2, Version 4.0 ............................................ A3 - 11
MU4 Parts Placement Diagram, 2/2, Version 4.0 ............................................ A3 - 12
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MU4 Test Points, Version 4.0 .......................................................................... A3 - 13
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