PC_CFG0 Контроллер портов ввода-вывода (GPIO): список регистров 31 |•|•|•|•|•|•|•|•|•|•|•|•|•|•|•|•| 16 15 |•|•|•|•|•|•|•|•|•|•|•|•|•|•|•|•| 00 Unused Bit 31PC7_SELECT Bits 30 : 28R/W 0x7 000:Input Unused Bit 27PC6_SELECT Bits 26 : 24R/W 0x5 000:Input Unused Bit 23PC5_SELECT Bits 22 : 20R/W 0x5 000:Input Unused Bit 19PC4_SELECT Bits 18 : 16R/W 0x5 000:Input Unused Bit 15PC3_SELECT Bits 14 : 12R/W 0x5 000:Input Unused Bit 11PC2_SELECT Bits 10 : 8R/W 0x7 000:Input Unused Bit 7PC1_SELECT Bits 6 : 4R/W 0x7 000:Input Unused Bit 3PC0_SELECT Bits 2 : 0R/W 0x7 000:Input Команда U-Boot для чтения регистра md 300b048 1Bit fields structuretypedef union pc_cfg0 { struct { unsigned pc0_select : 3; unsigned unused0 : 1; unsigned pc1_select : 3; unsigned unused1 : 1; unsigned pc2_select : 3; unsigned unused2 : 1; unsigned pc3_select : 3; unsigned unused3 : 1; unsigned pc4_select : 3; unsigned unused4 : 1; unsigned pc5_select : 3; unsigned unused5 : 1; unsigned pc6_select : 3; unsigned unused6 : 1; unsigned pc7_select : 3; unsigned unused7 : 1; } b; unsigned long w; } PC_CFG0 |
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