參數(shù)資料
型號(hào): DS1923
英文描述: Hygrochron Temperature/Humidity Logger iButton with 8kB Data Log Memory
文件頁(yè)數(shù): 44/52頁(yè)
文件大?。?/td> 495K
代理商: DS1923
DS1923: Hygrochron Temperature/Humidity Logger iButton with 8kB Data Log Memory
Command-Specific 1-Wire Communication Protocol—Legend
44 of 52
Symbol
Description
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
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 data log 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
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1923_1 制造商:DALLAS 制造商全稱(chēng):Dallas Semiconductor 功能描述:Hygrochron Temperature/Humidity Logger iButton with 8kB Data Log Memory
DS1923_11 制造商:MAXIM 制造商全稱(chēng):Maxim Integrated Products 功能描述:Hygrochron Temperature/Humidity Logger
DS1923-F5 功能描述:iButton RoHS:否 存儲(chǔ)類(lèi)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(lèi)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
DS1923-F5# 功能描述:iButton Hygrochron Temp/Hum Logger w/8KB DataLog RoHS:否 存儲(chǔ)類(lèi)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(lèi)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
DS1923-F5#W 功能描述:iButton Hygrochron Temp/Hum Logger w/8KB DataLog RoHS:否 存儲(chǔ)類(lèi)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(lèi)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