mx25l12855e Macronix International Co., mx25l12855e Datasheet - Page 61

• Manufacturer Part Number: mx25l12855e
• Description: Secured Serial Flash
• Manufacturer: Macronix International Co.

P/N: PM1466
Notes :
1. ADD=00h will output the Manufacturer ID first and ADD=01h will output Device ID first.
2. Under parallel mode, the fastest access clock freg. will be changed to 6MHz(SCLK pin clock freg.)
Figure 39. Read Electronic Manufacturer & Device ID (REMS) Sequence (Parallel)
To read ID in parallel mode, which requires a parallel mode command (55h) before the read ID command.
To exit Parallel mode, it requires a (45h) command or power-off/on sequence.
CS#
SCLK
SI
PO7~0
CS#
SCLK
SI
PO7~0
0
7
1
High-Z
6
2
Command
5
3
90
ADD (1)
4
4
3
28
5
2
6
29
1
7
30
15 14 13
31
0
8
9 10
32 33 34
2 Dummy Bytes
Device ID
Manufacturer ID
3
35
61
2
36 37 38 39 40 41 42 43 44 45 46
1 0
MX25L12855E
47
REV. 0.05, MAR. 05, 2009