Ultra Fast USB 2.0
Table 8.2 USB2640 Pin Reset States (continued)
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PIN | PIN NAME |
| FUNCTION |
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| OUTPUT | PD | INPUT |
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36 | GPIO2 / RXD |
| GPIO |
| 0 |
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37 | GPIO1 / LED1 / TXD |
| GPIO1 |
| 0 |
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38 | nRESET |
| nRESET |
| Z | Y | ||
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39 | VBUS_DET |
| VBUS_DET |
| Z | Y | ||
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40 | TEST |
| TEST |
| Z | Y | ||
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42 | USB+ |
| USB+ |
| Z | |||
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43 | USB- |
| USB- |
| Z | |||
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44 | XTAL2 |
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45 | XTAL1 (CLKIN) |
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47 | RBIAS |
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| Table 8.3 USB2641 Pin Reset States |
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| RESET STATE |
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PIN | PIN NAME |
| FUNCTION |
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| OUTPUT | PD | INPUT |
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1 | USBDN_DM2 |
| USBDN_DM2 |
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| 0 | PD | |
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2 | USBDN_DP2 |
| USBDN_DP2 |
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| 0 | PD | |
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3 | USBDN_DM3 |
| USBDN_DM3 |
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| 0 | PD | |
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4 | USBDN_DP3 |
| USBDN_DP3 |
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| 0 | PD | |
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6 | PRTCTL2 |
| PRTCTL |
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| 0 | ||
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7 | PRTCTL3 |
| PRTCTL |
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| 0 | ||
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8 | SPI_CE_N |
| SPI_CE_N |
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| 1 | ||
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9 | SPI_CLK / GPIO4 / SCL |
| GPIO |
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| 0 | ||
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10 | SPI_DO / GPIO5 / SDA / SPI_SPD_SEL |
| GPIO |
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| Z | PD | Y |
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11 | SPI_DI |
| SPI_DI |
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| Z | PD | Y |
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13 | GPIO6 / SD_WP / MS_SCLK |
| GPIO |
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| 0 | ||
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14 | GPIO15 / SD_nCD |
| GPIO |
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| Z | PU | Y |
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17 | SD_D1 / MS_D5 |
| none |
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| Z | ||
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Revision 2.0 | 52 | SMSC USB2640/USB2641 |
| DATASHEET |
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