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CM220 Datasheet(PDF) 9 Page - C-Media Electronics |
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CM220 Datasheet(HTML) 9 Page - C-Media Electronics |
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9 / 19 page  CM220 Updateable USB2.0 Card Reader Controller Date: 8/2/2005 Version: 1.4 - 9 - NC NC 73 SCEB DO, PU DO, PU DIO, PU SPI – CEB EEPROM – CS SD – SDD[7] NC NC 74 SCLK DO, PU DO, PU DIO, PU SPI - Clock Output EEPROM – SK SD – SDD[6] NC NC 75 SDO DO, PU DO, PU DIO, PU SPI - Data Output EEPROM – DI SD - SDD[4] NC NC 76 SDI DI, PU DI, PU DIO, PU SPI - Data Input EEPROM – DO SD - SDD[5] 32 57 77 RSTB DI System Reset, Low active 33 58 78 SDWP DI, PU SD card write protect, low active NC 59 79 VCC3V(O) Digital power. Connected to 3.3 V 34 60 80 SDD[1] DIO, PU SD card data bus 35 61 81 SDD[0] DIO, PU SD card data bus 36 62 82 SDCLK DO SD card clock 37 63 83 SDCMD DIO, PU SD card command bus 38 64 84 SDD[3] DIO, PU SD card data bus 39 65 85 SDD[2] DIO, PU SD card data bus NC 66 86 USBLED DO USB configuration indicator Led, High active NC NC 87 SDLED DO SD Card access indicator Led, High active 40 67 88 SDPWR DO SD Card power control, low active 41 68 89 SDCD DI, PU SD Card detect pin, low active NC NC 90 GPIO3 DIO General Purpose Input Output 42 69 91 GND(CORE) Digital Ground pin 42 69 91 GND(O) Digital Ground pin 42 69 91 GND(I) Digital Ground pin 43 70 92 VCC3V(O) Digital power. Connected to 3.3 V 43 70 92 VCC3V(I) Digital power. Connected to 3.3 V 44 71 93 MSCLK DO MS Clock Output 45 72 94 MSD[3] DIO, PD MS card data bus 46 73 95 MSD[2] DIO, PD MS card data bus 47 74 96 MSD[0] DIO, PD MS card data bus 48 75 97 MSD[1] DIO, PD MS card data bus 1 76 98 MSBS DO MS Bus State Output 2 77 99 MSCD DI, PU MS Card detect pin, low active 3 78 100 MSPWR DO MS Card power control, low active NC NC 101 GND(O) Digital Ground pin |
Similar Part No. - CM220 |
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Similar Description - CM220 |
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