參數(shù)資料
型號(hào): 935269775112
廠商: NXP SEMICONDUCTORS
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO8
封裝: 3.90 MM, PLASTIC, MS-012, SOT-96-1, SO-8
文件頁數(shù): 5/18頁
文件大小: 161K
代理商: 935269775112
Philips Semiconductors
Product data
LM75A
Digital temperature sensor and thermal Watchdog
2001 Jul 16
13
Protocols for writing and reading the registers
SL01393
123456789
1234
56789123456789
1001
A2
A1
A0
1
W
A
0000
000
S
D4
D3
D2
D1
A
000
A
P
D0
DEVICE ADDRESS
POINTER BYTE
SCL
SDA
CONFIGURATION DATA BYTE
START
WRITE
DEVICE
ACKNOWLEDGE
DEVICE
ACKNOWLEDGE
STOP
DEVICE
ACKNOWLEDGE
Figure 6. Write configuration register (1-byte data).
SL01398
123456789
1001
A2
A1
A0
R
A
DEVICE ADDRESS
SCL (cont.)
SDA (cont.)
READ
DEVICE
ACKNOWLEDGE
D4
D3
D2
D1
D0
D7
D6
D5
1234
56789
P
MASTER NOT
ACKNOWLEDGED
STOP
NA
DATA BYTE FROM DEVICE
123456789
1234
56789
1001
A2
A1
A0
1
W
A
0000
000
S
A
DEVICE ADDRESS
POINTER BYTE
SCL
SDA
START
WRITE
DEVICE
ACKNOWLEDGE
DEVICE
ACKNOWLEDGE
0
RE-START
RS
(next)
Figure 7. Read configuration register including Pointer byte (1-byte data).
SL01394
123456789
1234
56789
1001
A2
A1
A0
R
A
S
D4
D3
D2
D1
NA
P
D0
DEVICE ADDRESS
SCL
SDA
DATA BYTE FROM DEVICE
START
READ
DEVICE
ACKNOWLEDGE
MASTER NOT
ACKNOWLEDGED
STOP
D7
D6
D5
Figure 8. Read configuration register with preset Pointer (1-byte data).
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