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參數(shù)資料
| 型號(hào)： | DS1922T |
| 英文描述： | Temperature Logger iButton with 8kB Datalog Memory |
| 文件頁(yè)數(shù)： | 43/48頁(yè) |
| 文件大?。?/td> | 428K |
| 代理商： | DS1922T |
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DS1922L/DS1922T
43 of 48
COMMAND-SPECIFIC 1-Wire COMMUNICATION PROTOCOL—LEGEND
SYMBOL
RST
PD
Select
WS
RS
CPS
RMC
CM
FC
SM
STP
TA
TA-E/S
<data to EOS>
<data to EOP>
<data to EOM>
<PW/dummy>
<32 bytes>
<data>
FFh
CRC16\
FF loop
AA loop
DESCRIPTION
1-Wire reset pulse generated by master
1-Wire presence pulse generated by slave
Command and data to satisfy the ROM function protocol
Command "Write Scratchpad"
Command "Read Scratchpad"
Command "Copy Scratchpad with Password"
Command "Read Memory with Password & CRC"
Command "Clear Memory with Password "
Command "Forced Conversion"
Command "Start Mission with Password"
Command "Stop Mission with Password"
Target Address TA1, TA2
Target Address TA1, TA2 with E/S byte
Transfer of as many data bytes as are needed to reach the scratchpad offset 1Fh
Transfer of as many data bytes as are needed to reach the end of a memory page
Transfer of as many data bytes as are needed to reach the end of the datalog memory
Transfer of 8 bytes that either represent a valid password or acceptable dummy data
Transfer of 32 bytes
Transfer of an undetermined amount of data
Transmission of one byte FFh
Transfer of an inverted CRC16
Indefinite loop where the master reads FF bytes
Indefinite loop where the master reads AA bytes
COMMAND-SPECIFIC 1-Wire COMMUNICATION PROTOCOL—COLOR CODES
Master to slave
Slave to master
WRITE SCRATCHPAD, REACHING THE END OF THE SCRATCHPAD (CANNOT FAIL)
RST
PD
Select
WS
TA
<data to EOS>
CRC16\
FF loop
READ SCRATCHPAD (CANNOT FAIL)
RST
PD
Select
RS
TA-E/S
<data to EOS>
CRC16\
FF loop
COPY SCRATCHPAD WITH PASSWORD (SUCCESS)
RST
PD
Select
CPS
TA-E/S
<PW/dummy>
AA loop
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS1922L-F5 | Temperature Logger iButton With 8kB Datalog Memory |
| DS1992 | 1kb/4kb Memory iButton |
| DS1993 | 1kb/4kb Memory iButton |
| DS1992L-F5 | 1kbit/4kbit Memory iButtonTM DS1994 4-kbit Plus Time Memory iButtonTM |
| DS21349DK | T1/J1 Line Interface Unit Design Kit |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1922T-A1F | 功能描述:iButton RoHS:否 存儲(chǔ)類型:SRAM 存儲(chǔ)容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated |
| DS1922T-A1F+ | 功能描述:iButton RoHS:否 存儲(chǔ)類型:SRAM 存儲(chǔ)容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated |
| DS1922T-F5 | 功能描述:iButton RoHS:否 存儲(chǔ)類型:SRAM 存儲(chǔ)容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated |
| DS1922T-F5# | 功能描述:iButton Temp Logger Ibutton w/8Kb Datalog Mem RoHS:否 存儲(chǔ)類型:SRAM 存儲(chǔ)容量:512 B 組織: 工作電源電壓:3 V to 5.25 V 接口類型:1-Wire 最大工作溫度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封裝 / 箱體:F5 MicroCan 制造商:Maxim Integrated |
| DS1922T-F50 | 制造商:Maxim Integrated Products 功能描述:THERMOCHRON,IBTN,F5,HI-TEMP,8K - Rail/Tube |
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