一款经典的数字电话设计资料(内含原理图，C编写的源代码)

详细说明：一款经典的数字电话设计资料，内含原理图，C编写的源代码。-digital telephone design information, containing drawings, prepared by the C source code.

文件列表:

dc550_swa2_hwa2_2-189

.....................\DC550ReleaseNotesSWA2HWA2_2-189.doc

.....................\feature_requirements

.....................\....................\keypad_templates

.....................\....................\................\DC550keypadtemplates1-976.doc

.....................\....................\menu_screen_strings

.....................\....................\...................\DC550menuaddendumA2-106.doc

.....................\....................\...................\DC550MenuScreenStrings_2-054.doc

.....................\....................\...........\DC550MenuScreenStrings_2-054_French.doc

.....................\....................\...................\DC550MenuScreenStrings_2-054_Spanish.doc

.....................\....................\one-touch_messaging

.....................\....................\...................\DC550OneTouchAddendumA_2-118.doc

.....................\....................\...................\DC550OneTouchMessagingSpec_1-977.doc

.....................\....................\product_specification

.....................\....................\.....................\DC550ProductSpecification_1-967.doc

.....................\....................\ui_design

.....................\....................\.........\DC550uiaddendumA2-098.doc

.....................\....................\.........\DC550uiaddendumB2-102.doc

.....................\....................\.........\DC550uiaddendumC2-188.doc

.....................\....................\.........\DC550uidesign2-010.doc

.....................\hardware

.....................\........\design

.....................\........\......\DC550HardwareDesignDocument_2-022.10b.doc

.....................\........\......\DC550HardwareDesignDocument_2-022.pdf

.....................\........\......\jack_board

.....................\........\......\..........\V1_0_Baseline

.....................\........\......\..........\.............\DC550_JACK_BOARD_V1_0.DSN

.....................\........\......\..........\.............\DC550_JACK_BOARD_V1_0_BOM.TXT

.....................\........\......\..........\.............\DC550_JACK_BOARD_V1_0_NET.TXT

.....................\........\......\..........\.............\DC550_JACK_BOARD_V1_0_notes.txt

.....................\........\......\..........\.............\DC550_JACK_BOARD_V1_0_XRF.TXT

.....................\........\......\..........\.............\schematic

.....................\........\......\..........\.............\.........\cover_sheet.pdf

.....................\........\......\..........\.............\.........\phone_line.pdf

.....................\........\......\..........\.............\.........\power.pdf

.....................\........\......\..........\V1_1_Final

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.BOM

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.DRC

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.DSN

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.NET

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.XLS

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1.XRF

.....................\........\......\..........\..........\DC550_JACK_BOARD_V1_1_changes.doc

.....................\........\......\..........\..........\schematic

.....................\........\......\..........\..........\.........\cover_sheet.PDF

.....................\........\......\..........\..........\.........\phone_line.PDF

.....................\........\......\..........\..........\.........\power.PDF

.....................\........\......\main_board

.....................\........\......\..........\V1_1_Baseline

.....................\........\......\..........\.............\DC550_MAIN_BOARD_V1_1.NET

.....................\........\......\..........\V1_2_Interim

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.BOM

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.DRC

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.DSN

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.NET

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.XLS

.....................\........\......\..........\............\DC550_MAIN_BOARD_V1_2.XRF

.....................\........\......\..........\............\DC550_V1_2_changes.doc

.....................\........\......\..........\............\DC550_V1_3_notes.txt

.....................\........\......\..........\............\readme.txt

.....................\........\......\..........\............\schematic

.....................\........\......\..........\............\.........\Audio_output.pdf

.....................\........\......\..........\............\.........\Band_pass.pdf

.....................\........\......\..........\............\.........\COVER.PDF

.....................\........\......\..........\............\.........\CPU.PDF

.....................\........\......\..........\............\.........\High_pass.pdf

.....................\........\......\..........\............\.........\Jack_board.pdf

.....................\........\......\..........\............\.........\KEY_PAD.PDF

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