AT24C04A-10TC-2.7 データシートの表示（PDF） - Atmel Corporation

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AT24C04A-10TC-2.7

2-Wire Serial EEPROM

Atmel Corporation 

with an acknowledge. As long as the EEPROM receives an

acknowledge, it will continue to increment the data word

address and serially clock out sequential data words. When

the memory address limit is reached, the data word

Figure 1. Device Address

address will “roll over” and the sequential read will con-

tinue. The sequential read operation is terminated when

the microcontroller does not respond with a zero but does

generate a following stop condition (refer to Figure 6).

2K

1 0 1 0 A2 A1 A0 R/W

MSD

LSB

4K

1 0 1 0 A2 A1 P0 R/W

8K

1 0 1 0 A2 P1 P0 R/W

Figure 2. Byte Write

S

W

T

R

A

I

R

T

DEVICE

ADDRESS

T

E

WORD ADDRESS

DATA

S

T

O

P

SDA LINE

M

LRA M

LA

A

S

S/C S

SC

C

B

BW K B

BK

K

Figure 3. Page write

S

T

A

R

T

DEVICE

ADDRESS

W

R

I

T

E WORD ADDRESS (n)

SDA LINE

M

LR A

A

S

S/ C

C

B

BW K

K

DATA (n)

DATA (n + 1)

A

A

C

C

K

K

S

T

O

DATA (n + x) P

A

C

K

8 AT24C02A/04A/08A

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