TCN75A
• Writing to the TSET Register to set the temperature limit to 90°C, <0101 1010 0000 0000>b
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
SCL
SDA
A
C
K
A
C
K
A
2
A
1
A
0
S
1
0
0
1
W
0
0
0
0
0
0
1
1
Address Byte
TSET Pointer
TCN75A
TCN75A
1
0
2
3
0
4
1
5
1
6
0
7
1
8
0
1
0
2
3
0
4
0
5
0
6
0
7
0
8
0
A
C
K
A
C
K
1
P
0
MSB Data
LSB Data
TCN75A
TCN75A
• Reading the TSET Register.
1
2
3
4
5
6
7
8
1
0
2
0
3
0
4
0
5
6
0
7
1
8
1
Note:
It is not necessary to
select the register
pointer if it was set from
the previous read/write.
(see Section 4.1.1)
SCL
SDA
A
A
A
2
A
1
A
0
C
C
S
1
0
0
1
0
W
K
K
Address Byte
TSET Pointer
TCN75A
TCN75A
1
1
2
0
3
0
4
1
5
6
7
8
1
0
2
1
3
0
4
1
5
1
6
7
8
1
0
2
0
3
0
4
0
5
0
6
0
7
0
8
0
SCL
A
C
K
A
C
K
N
A
K
A
2
A
1
A
0
S
R
0
1
0
P
SDA
Address Byte
LSB Data
MSB Data
Master
Master
TCN75A
FIGURE 5-5:
Timing Diagram for Writing and Reading from the Temperature Limit-set Register
(See Section 4.0 “Serial Communication”).
DS21935C-page 20
© 2006 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
