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GD9FS1G8F2AMG 数据表(PDF) 27 Page - GigaDevice Semiconductor (Beijing) Inc. |
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GD9FS1G8F2AMG 数据表(HTML) 27 Page - GigaDevice Semiconductor (Beijing) Inc. |
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27 / 55 page ![]() GD9Fx1GxF2A 27 8.5 Read Device Information 8.5.1 Read ID and ONFI Signature (90H) The device contains a product identification mode, initiated by writing 90H to the command register, followed by an address input of 00H. Four read cycles sequentially output the manufacturer code, and the device code and other information, respectively. The command register remains in Read ID mode until further commands are issued to. tWHR tAR tREA CLE CE# WE# ALE RE# MID DID DID DID 00H 90H I/Ox DID Figure 24: Read ID figures ID Definition Table Byte Description 1st Byte Manufacturer Code (MID) 2nd Byte Device Code (DID) 3rd Byte Internal Chip Number, Cell Type, Number of Simultaneously Programmed Pages, Interleaved Program, Write Cache 4th Byte Page size, Block size, Spare size, Organization 5th Byte ECC & Plane Read ID Data Table Part Number VCC Bus Width MID(1st) DID(2nd) 3rd 4th 5th GD9FU1G8F2A 3.3v x8 C8 F1H 80H 1DH 42H GD9FU1G6F2A 3.3v x16 C8 C1H 80H 5DH 42H GD9FS1G8F2A 1.8v x8 C8 A1H 80H 15H 42H GD9FS1G6F2A 1.8v x16 C8 B1H 80H 55H 42H |
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