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TPL0102 Datasheet(PDF) 24 Page - Texas Instruments |
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TPL0102 Datasheet(HTML) 24 Page - Texas Instruments |
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24 / 48 page ![]() S A6 A5 A4 A3 A2 A1 A0 0 Device (Slave) Address (7 bits) B7 B6 B5 B4 B3 B2 B1 B0 A Register Address N (8 bits) A START R/W=0 ACK ACK Read from multiple registers in a device P STOP S A6 A5 A4 A3 A2 A1 A0 Device (Slave) Address (7 bits) START 1 A R/W=1 ACK D7 D6 D5 D4 D3 D2 D1 D0 A Data Byte from Register N (8 bits) ACK Read from multiple registers in a device (Repeated Start) continued D7 D6 D5 D4 D3 D2 D1 D0 A ACK D7 D6 D5 D4 D3 D2 D1 D0 NA NACK P STOP S A6 A5 A4 A3 A2 A1 A0 0 Device (Slave) Address (7 bits) B7 B6 B5 B4 B3 B2 B1 B0 A Register Address N (8 bits) A START R/W=0 ACK ACK Sr A6 A5 A4 A3 A2 A1 A0 Device (Slave) Address (7 bits) Repeated START 1 A R/W=1 ACK D7 D6 D5 D4 D3 D2 D1 D0 A Data Byte from Register N (8 bits) ACK continued D7 D6 D5 D4 D3 D2 D1 D0 A ACK D7 D6 D5 D4 D3 D2 D1 D0 A ACK NA NACK P STOP A ACK Data Byte from Register N+1 (8 bits) Data Byte from Register N+2 (8 bits) Data Byte from Register N+1 (8 bits) Data Byte from Register N+2 (8 bits) S A6 A5 A4 A3 A2 A1 A0 0 Device (Slave) Address (7 bits) B7 B6 B5 B4 B3 B2 B1 B0 A Register Address N (8 bits) A START R/W=0 ACK ACK Read from one register in a device P STOP S A6 A5 A4 A3 A2 A1 A0 Device (Slave) Address (7 bits) START 1 A D7 D6 D5 D4 D3 D2 D1 D0 NA Data Byte from Register N (8 bits) P NACK STOP Read from one register in a device (Repeated Start) S A6 A5 A4 A3 A2 A1 A0 0 Device (Slave) Address (7 bits) B7 B6 B5 B4 B3 B2 B1 B0 A Register Address N (8 bits) A START ACK ACK Sr A6 A5 A4 A3 A2 A1 A0 Device (Slave) Address (7 bits) Repeated START 1 A D7 D6 D5 D4 D3 D2 D1 D0 NA Data Byte from Register N (8 bits) P NACK STOP R/W=0 R/W=1 ACK R/W=1 ACK Master controls SDA line Slave controls SDA line 24 TPL0102 SLIS134C – MARCH 2011 – REVISED SEPTEMBER 2015 www.ti.com Product Folder Links: TPL0102 Submit Documentation Feedback Copyright © 2011–2015, Texas Instruments Incorporated Programming with I 2C (continued) 7.5.2.4 Read Operation Figure 27. Read Operation from One Register Figure 28. Read Operation from Multiple Registers |
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