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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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SPEAR320S 数据表(PDF) 51 Page - STMicroelectronics |
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SPEAR320S 数据表(HTML) 51 Page - STMicroelectronics |
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51 / 113 page  SPEAr320S Pin description Doc ID 022508 Rev 2 51/113 EMI_D0 Data bus O PL_GPIO_68/B15 3, Extended EMI_D1 PL_GPIO_67/C14 3, Extended EMI_D2 PL_GPIO_66/E13 3, Extended EMI_D3 PL_GPIO_65/B14 3, Extended EMI_D4 PL_GPIO_64/D13 3, Extended EMI_D5 PL_GPIO_63/C13 3, Extended EMI_D6 PL_GPIO_62/A15 3, Extended EMI_D7 PL_GPIO_61/E12 3, Extended EMI_D8 PL_GPIO_73/A17 3, Extended EMI_D9 PL_GPIO_72/B16 3, Extended EMI_D10 PL_GPIO_71/D14 3, Extended EMI_D11 PL_GPIO_70/C15 3, Extended EMI_D12 PL_GPIO_49/C11 3, Extended EMI_D13 PL_GPIO_48/B11 3, Extended EMI_D14 PL_GPIO_47/C10 3, Extended EMI_D15 PL_GPIO_46/A11 3, Extended EMI_OE Data output enable for read cycles, target device must open its data bus with this signal. O PL_GPIO_58/D12 3, Extended EMI_WAIT Transfer acknowledge signal, used by the cycle target to slow down the cycle (must be pulled up on the bus for targets that do not need it). Note: This is an optional signal. I PL_GPIO_69/A16 3, Extended EMI_WE Write strobe, data are ready on EMI_ADB before its falling edge and after the rising edge. O PL_GPIO_59/B13 3, Extended Table 18. EMI signals description (continued) Signal name Description Dir. PL_GPIO_# /Ball Configuration mode |
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