M95040-MN 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

M95040-MN

4Kbit, 2Kbit and 1Kbit Serial SPI Bus EEPROM With High Speed Clock

STMicroelectronics 

M95040, M95020, M95010

INSTRUCTIONS

Each instruction starts with a single-byte code, as

summarized in Table 5..

If an invalid instruction is sent (one not contained

in Table 5.), the device automatically deselects it-

self.

Table 5. Instruction Set

Instruc

tion

Description

Instruction

Format

WREN Write Enable

0000 X110

WRDI Write Disable

0000 X100

RDSR Read Status Register

0000 X101

WRSR Write Status Register

0000 X001

READ Read from Memory Array

0000 A8011

WRITE Write to Memory Array

0000 A8010

Note: 1. A8 = 1 for the upper half of the memory array of the

M95040, and 0 for the lower half, and is Don’t Care for

other devices.

2. X = Don’t Care.

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