STCN75DS2E STMICROELECTRONICS [STMicroelectronics], STCN75DS2E Datasheet - Page 23
STCN75DS2E
Manufacturer Part Number
STCN75DS2E
Description
Digital temperature sensor and thermal watchdog
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.STCN75DS2E.pdf
(35 pages)
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3.6
WRITE mode
In this mode the master transmitter transmits to the STCN75 slave receiver. Bus protocol is
shown in
is placed on the bus and indicates to the addressed device that word address will follow and
is to be written to the on-chip address pointer.
These modes are shown in the WRITE mode typical timing diagrams (see
Figure
Figure 11. Typical pointer set followed by an immediate READ from the
Figure 12. Configuration register WRITE
Master
Start
by
1
1
12, and
0
Figure
Address Byte
0
configuration register
1
Figure 13 on page
Master
11. Following the START condition and slave address, a logic '0' (R/W = 0)
Start
A2
Repeat
by
Master
Start
by
A1 A0 R/W
1
1
1
1
0
0
Address Byte
0
STCN75
Address Byte
0
ACK
by
1
9
1
A2 A1 A0 R/W
A2 A1 A0
0
1
24).
0
0
Pointer Byte
STCN75
R/W
0
STCN75
ACK
by
ACK
9
by
9
0
1
0
D7 D6 D5 D4 D3 D2 D1 D0
1
0
0
D1 D0
0
Pointer Byte
Data Byte
STCN75
0
ACK
by
9
0
0
1
0
D1 D0
0
Configuration Byte
STCN75
0
STCN75
ACK
No ACK
by
9
D4 D3 D2 D1 D0
by
9
Master
Cond.
Stop
by
AI12230
Figure
STCN75
ACK
by
9
11, and
Master
Cond.
Stop
AI12231
23/35
by
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