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M93C46-MC6G View Datasheet(PDF) - STMicroelectronics

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Description
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M93C46-MC6G Datasheet PDF : 37 Pages
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M93C86, M93C76, M93C66, M93C56, M93C46
Instructions
5.6
Write All
As with the Erase All Memory (ERAL) instruction, the format of the Write All Memory with
same Data (WRAL) instruction requires that a dummy address be provided. As with the
Write Data to Memory (WRITE) instruction, the format of the Write All Memory with same
Data (WRAL) instruction requires that an 8-bit data byte, or 16-bit data word, be provided.
This value is written to all the addresses of the memory device. The completion of the cycle
can be detected by monitoring the READY/BUSY line, as described next.
Figure 6. WRAL sequence
WRITE
S
ALL
D
1 0 0 0 1 Xn X0 Dn
CHECK
STATUS
D0
Q
ADDR
OP
CODE
DATA IN
1. For the meanings of Xn and Dn, please see Table 5., Table 6. and Table 7..
BUSY
READY
AI00880C
Doc ID 4997 Rev 10
17/37
 

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