參數(shù)資料
型號(hào): DS1721S
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): Switch/Digital Output Temperature Sensor
英文描述: DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 1Cel, RECTANGULAR, SURFACE MOUNT
封裝: 0.150 INCH, SOIC-8
文件頁(yè)數(shù): 4/19頁(yè)
文件大?。?/td> 356K
代理商: DS1721S
DS1721
12 of 17
SAMPLE COMMAND SEQUENCE Table 5
Example: After power-up, initiates a temperature conversion, bus master reads temperature
BUS MASTER
MODE
DS1721
MODE
DATA (MSB
FIRST)
COMMENTS
TX
RX
START
Bus Master initiates a START condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
51h
Bus Master sends start convert T protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
START
Bus Master initiates a repeated START condition
TX
RX
<address, 0>
Bus Master sends DS1721 address; R/ W = 0
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
AAh
Bus Master sends read temperature protocol
RX
TX
ACK
DS1721 generates acknowledge bit
TX
RX
START
Bus Master initiates a repeated START condition
TX
RX
<address, 1>
Bus Master sends DS1721 address; R/ W =1
RX
TX
ACK
DS1721 generates acknowledge bit
RX
TX
<1 data byte>
DS1721 transmits MSB of temperature
TX
RX
ACK
Bus Master generates acknowledge bit
RX
TX
<1 data byte>
DS1721 transmits LSB of temperature
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