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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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SMC032AF 数据表(PDF) 55 Page - Numonyx B.V |
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SMC032AF 数据表(HTML) 55 Page - Numonyx B.V |
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55 / 82 page  SMCxxxAF CF-ATA command description 55/82 9.4.6 Word 10-19: memory card serial number The contents of this field are right justified and padded with spaces (20h). 9.4.7 Word 23-26: firmware revision This field contains the revision of the firmware for this product. 9.4.8 Word 27-46: model number This field contains the model number for this product and is left justified and padded with spaces (20h). 9.4.9 Word 47: read/write multiple sector count This field contains the maximum number of sectors that can be read or written per interrupt using the Read Multiple or Write Multiple commands. 9.4.10 Word 49: capabilities ● Bit 13 Standby timer: it is set to ’0’ to indicate that the Standby timer operation is defined by the manufacturer. ● Bit 9 LBA support: CompactFlash memory cards support LBA mode addressing. ● Bit 8 DMA Support: DMA mode is not supported. 9.4.11 Word 51: PIO data transfer cycle timing mode This field defines the mode for PIO data transfer. For backward compatibility with BIOSs written before word 64 was defined for advanced modes, a device reports in word 51, the highest original PIO mode it can support (PIO mode 0, 1 or 2). Bits 15-8: are set to 02H. 9.4.12 Word 53: translation parameter valid ● Bit 1: is set to '1' to indicate that words 64 to 70 are valid ● Bit 0: is set to '1' to indicate that words 54 to 58 are valid 9.4.13 Word 54-56: current number of cylinders, heads, sectors/track These fields contains the current number of user addressable cylinders, heads, and sectors/track in the current translation mode. 9.4.14 Word 57-58: current capacity This field contains the product of the current cylinders, heads and sectors. |
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