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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) 49 Page - STMicroelectronics |
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SPEAR320S 数据表(HTML) 49 Page - STMicroelectronics |
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49 / 113 page  SPEAr320S Pin description Doc ID 022508 Rev 2 49/113 3.4.8 Multiplexed signals description This section provides a description of the multiplexed signals present in SPEAr320S device, grouped by IP. Table 17. FSMC signals description Signal name Description Dir. PL_GPIO_# /Ball Configuration mode FSMC_ADDR_LE Address latch enable (active high) O PL_GPIO_60/A14 1, 2, 3, 4, Extended FSMC_CMD_ LE Command latch enable (active high) O PL_GPIO_57/E11 1, 2, 3, 4, Extended FSMC_CS0 Chip enable (active low) O PL_GPIO_55/A13 1, 2, 3, 4, Extended FSMC_CS1 PL_GPIO_54/E10 1, 2, 3, 4, Extended FSMC_CS2 PL_GPIO_53/D11 1, 2, 3, 4, Extended FSMC_CS3 PL_GPIO_52/B12 1, 2, 3, 4, Extended FSMC_D0 Data lines IO PL_GPIO_68/B15 1, 2, 3, 4, Extended FSMC_D1 PL_GPIO_67/C14 1, 2, 3, 4, Extended FSMC_D2 PL_GPIO_66/E13 1, 2, 3, 4, Extended FSMC_D3 PL_GPIO_65/B14 1, 2, 3, 4, Extended FSMC_D4 PL_GPIO_64/D13 1, 2, 3, 4, Extended FSMC_D5 PL_GPIO_63/C13 1, 2, 3, 4, Extended FSMC_D6 PL_GPIO_62/A15 1, 2, 3, 4, Extended FSMC_D7 PL_GPIO_61/E12 1, 2, 3, 4, Extended FSMC_D8 PL_GPIO_73/A17 3, Extended FSMC_D9 PL_GPIO_72/B16 3, Extended FSMC_D10 PL_GPIO_71/D14 3, Extended FSMC_D11 PL_GPIO_70/C15 3, Extended FSMC_D12 PL_GPIO_49/C11 3, Extended FSMC_D13 PL_GPIO_48/B11 3, Extended FSMC_D14 PL_GPIO_47/C10 3, Extended FSMC_D15 PL_GPIO_46/A11 4, Extended FSMC_RDY/BSY Wait signal (active low) I PL_GPIO_56/C12 1, 2, 3, 4, Extended FSMC_RE Read enable (active low) O PL_GPIO_58/D12 1, 2, 3, 4, Extended FSMC_WE Write enable (active low) O PL_GPIO_59/B13 1, 2, 3, 4, Extended |
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