TMP464 Datasheet, PDF (15/43 Pages) Texas Instruments – High-Accuracy 5-Channel (4-Remote and 1-Local) Temperature Sensor

www.ti.com
Programming (continued)
TMP464
SBOS835 – MAY 2017
1
91
9
SCL
SDA
1 0 0 1 0 A1 A0 R/W
P870h BPlo6ck PR5eadPA4utoPIn3crePm2entPP1ointPer0
Start by
Master
Frame 1
ACK
by
Device
Frame 2
ACK
by
Device
Serial Bus Address
Pointer Byte from
Byte from Master
Master
SCL
(continued)
SDA
(continued)
1
91
91
9
1 0 0 1 0 A1 A0 R/W D15 D14 D13 D12 D11 D10 D9 D8
D7 D6 D5 D4 D3 D2 D1 D0
Repeat
ACK
ACK
ACK
Start by
by
by
by
Master
Frame 3
Device
Frame 4
Master
Frame 5
Master
Serial Bus Address
Word 1 MSB from
Word 1 LSB from
Byte from Master
Device
Device
SCL
(continued)
SDA
(continued)
1
91
9
D15 D14 D13 D12 D11 D10 D9 D8
D7 D6 D5 D4 D3 D2 D1 D0
ACK
NACK Stop
by
by by
Frame (2N + 2) Master
Frame (2N + 3)
Master Master
Word N MSB from
Word N LSB from
Device
Device
Figure 17. Two-Wire Timing Diagram for Pointer Byte Set Followed by a Repeat Start and Multiple-Word
(N-Word) Read
SCL
SDA
1
91
91
9
1 0 0 1 0 A1 A0 R/W D15 D14 D13 D12 D11 D10 D9 D8
D7 D6 D5 D4 D3 D2 D1 D0
Start by
Master
Frame 3
ACK
by
Device
Frame 4
ACK
by
Master
Frame 5
ACK
by
Master
Serial Bus Address
Word 1 MSB from
Word 1 LSB from
Byte from Master
Device
Device
SCL
(continued)
SDA
(continued)
1
91
9
D15 D14 D13 D12 D11 D10 D9 D8
D7 D6 D5 D4 D3 D2 D1 D0
ACK
NACK Stop
by
by by
Frame (2N + 2) Master
Frame (2N + 3)
Master Master
Word N MSB from
Word N LSB from
Device
Device
Figure 18. Two-Wire Timing Diagram for Multiple-Word (N-Word) Read Without a Pointer Byte Set
Copyright © 2017, Texas Instruments Incorporated
Product Folder Links: TMP464
Submit Documentation Feedback
15