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GD25Q21 Scheda tecnica(PDF) 21 Page - ELM Electronics

Il numero della parte GD25Q21
Spiegazioni elettronici  Uniform Sector Dual and Quad Serial Flash
PDF  49 Pages
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Produttore elettronici  ELM [ELM Electronics]
Homepage  http://www.elmelectronics.com
Logo ELM - ELM Electronics

GD25Q21 Scheda tecnica(HTML) 21 Page - ELM Electronics

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21
Rev.1.1
49 -
http://www.elm-tech.com
GD25Q21BxIGx Uniform Sector Dual and Quad Serial Flash
Figure 12. Dual I/O Fast Read Sequence Diagram (M7-0 = 0XH or not AXH)
Command
0 1 2 3 4 5 6 7
BBH
CS#
SCLK
SI(IO0)
SO(IO1)
8 9 10 11 12 13 14 15
6 4 2 0 6 4 2 0
16 17 18 19 20 21 22 23
6 4 2 0 6 4 2 0
7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1
A23-16
A15-8
A7-0
M7-0
CS#
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
SI(IO0)
SO(IO1)
6 4 2 0 6 4 2 0 6 4 2 0 6 4 2 0
7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1
SCLK
6
7
Byte1
Byte2
Byte3
Byte4
Figure 13. Dual I/O Fast Read Sequence Diagram (M7-0 = AXH)
0 1 2 3 4 5 6 7
CS#
SCLK
8 9 10 11 12 13 14 15
6 4 2 0 6 4 2 0 6 4 2 0 6 4 2 0
7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1
A23-16
A15-8
A7-0
M7-0
CS#
23 24 25 26 27 28 29 30 31
SI(IO0)
SO(IO1)
6 4 2 0 6 4 2 0 6 4 2 0 6 4 2 0
7 5 3 1 7 5 3 1 7 5 3 1 7 5 3 1
SCLK
6
7
Byte1
Byte2
Byte3
Byte4
15 16 17 18 19 20 21 22
returning to normal operation. A “Continuous Read Mode” Reset command can be used to reset (M7-0) before
issuing normal command.



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