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STW4810 数据表(PDF) 13 Page - STMicroelectronics |
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STW4810 数据表(HTML) 13 Page - STMicroelectronics |
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13 / 79 page  Ball information STw4810 12/78 J10 CN AIO(VBUS) C minus flying capacitor (VBUS Level) G10 VBUS AIO(VBUS) USB cable supply (VBUS Level) F10 VUSB AIO Decoupling capacitor for USB internal regulator G9 USBSCL DI(VIO_VMEM) Clock for dedicated USB I2C H9 USBSDA DIO(VIO_VMEM) SDA for dedicated USB I2C H8 USBINTn DO(VIO_VMEM) Interrupt to multimedia processor for USB or accessory plug SD MMC balls G3 MCCMDDIR DI(VIO_VMEM) Pull Down 1.5M Ω CMD direction. - “high”: CMD signal from processor to card - “Low”: CMD signal from card to processor K2 MCDAT0DIR DI(VIO_VMEM) Pull Down 1.5M Ω DATA0 direction - “high”: DATA0 signal from processor to card - “Low”: DATA0 signal from card to processor K9 MCDAT2DIR DI(VIO_VMEM) Pull Down 1.5M Ω DATA2 direction - “high”: DATA2 signal from processor to card - “Low”: DATA2 signal from card to processor H4 MCDAT31DIR DI(VIO_VMEM) Pull Down 1.5M Ω DATA(3,1) direction - “high”: DATA(3,1) signal from processor to card - “Low”: DATA(3,1) signal from card to processor G2 MCCLK DI(VIO_VMEM) Pull Down 1.5M Ω Host clock, between processor and STw4810, to the card (processor clock). H5 MCFBCLK DO(VIO_VMEM) Host feedback clock between STw4810 and processor, to re-synchronize data in processor. H1 MCCMD DIO(VIO_VMEM) Pull Up 1.5M Ω Bidirectional command/response signal between processor and STw4810. K1 MCDATA0 DIO(VIO_VMEM) Pull Up1.5M Ω Bidirectional data0 between processor and STw4810 H2 H3 J1 MCDATA[3:1] DIO(VIO_VMEM) Pull Up 1.5M Ω Bidirectional data [3:1] between processor and STw4810. F3 LATCHCLK DI(VMMC) Pull Down 1.5M Ω Host feedback clock to STw4810, to re- synchronize data in processor. G1 CLKOUT DO(VMMC) Host clock, between STw4810 and card (processor clock). F2 CMDOUT DIO(VMMC) Pull Up 1.5M Ω Bidirectional command/response signal between STw4810 and processor. E1 DATAOUT0 DIO(VMMC) Pull Up 1.5M Ω Bidirectional data0 between STw4810 and card Table 2. STw4810 balls function (continued) Ball Ball name Ball type Description |
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