stcn75 STMicroelectronics, stcn75 Datasheet - Page 22

• Manufacturer Part Number: stcn75
• Description: Digital Temperature Sensor And Thermal Watchdog
• Manufacturer: STMicroelectronics

Figure 8.
Figure 9.
Figure 10. Typical 1-byte READ from the cofiguration register with preset pointer
22/35
Master
Start
Master
by
Start
Repeat
Master
by
Start
by
1
1
1
1
Typical 2-byte READ from preset pointer location (e.g. Temp - T
Typical pointer set followed by an immediate READ for 2-byte register (e.g. temp)
1
1
0
0
Address Byte
0
0
Address Byte
0
Address Byte
0
1
Master
1
Start
by
A2 A1 A0 R/W
1
A2 A1 A0 R/W
A2 A1 A0 R/W
1
1
0
Address Byte
0
STCN75
STCN75
ACK
by
9
STCN75
1
ACK
by
9
ACK
by
9
A2 A1 A0 R/W
1
0
D7 D6 D5 D4 D3 D2 D1 D0
1
D7 D6 D5 D4 D3 D2 D1 D0
Most Significant Data Byte
1
0
Most Significant Data Byte
Pointer Byte
0
0
STCN75
ACK
by
0
9
D7 D6 D5 D4 D3 D2 D1 D0
0
1
D1 D0
STCN75
Data Byte
ACK
Master
by
ACK
9
Master
by
9
ACK
by
9
D7 D6 D5 D4 D3 D2 D1 D0
1
Least Significant Data Byte
D7 D6 D5 D4 D3 D2 D1 D0
1
Least Significant Data Byte
No ACK
Master
by
9
Master
Cond.
AI12229
Stop
OS
by
, T
No ACK
Master
HYS
No ACK
Master
by
9
by
9
)
AI12227
Master
Cond.
AI12228
Stop
Master
by
Cond.
Stop
by