DS1077LU-40 Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated

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DS1077LU-40

3V EconOscillator/Divider

Dallas Semiconductor -> Maxim Integrated 

2-WIRE SERIAL COMMUNICATION WITH DS1077L Figure 3 (cont.)

Read Single Byte Register or MSB from a Two-Byte Register

SCL

SDA

S 1 0 1 1 A2 A1 A0 W A C7 C6 C5 C4 C3 C2 C1 C0 A R 1 0 1 1 A2 A1 A0 Rd A D7 D6 D5 D4 D3 D2 D1 D0 N P

Start

Control Byte

DS1077L

ACK

Read from a Two-Byte Register

Command Byte DS1077L Repeated Control Byte

ACK

Start

DS1077L

ACK

MSByte

Master Stop

NACK

SCL

SDA

S 1 0 1 1 A2 A1 A0 W A C7 C6 C5 C4 C3 C2 C1 C0 A R 1 0 1 1 A2 A1 A0 Rd A D7 D6 D5 D4 D3 D2 D1 D0 A

Start

SCL

SDA

Control Byte

DS1077L

ACK

Command Byte DS1077L Repeated Control Byte

ACK

Start

DS1077L

ACK

D7 D6 D5 D4 D3 D2 D1 D0 N P

MSByte

Master

ACK

LSByte

Master Stop

NACK

Read Multiple Bytes from an Addressed Register

SCL

SDA

S 1 0 1 1 A2 A1 A0 W A C7 C6 C5 C4 C3 C2 C1 C0 A A7 A6 A5 A4 A3 A2 A1 A0 A

R 1 0 1 1 A2 A1 A0 Rd A

Start

SCL

SDA

Control Byte

DS1077L

ACK

Command Byte DS1077L

ACK

Starting Byte DS1077L Repeated Control Byte

Address

ACK

Start

DS1077L

ACK

D7 D6 D5 D4 D3 D2 D1 D0 A D7 D6 D5 D4 D3 D2 D1 D0 A

D7 D6 D5 D4 D3 D2 D1 D0 N P

Byte n

Master

ACK

Byte (n+1)

Master

ACK

Byte N

Master Stop

NACK

DS1077L

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