参数资料
型号: DS1993L-F5+
厂商: Maxim Integrated
文件页数: 9/17页
文件大小: 0K
描述: IBUTTON MEMORY 4KBit F5
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
RoHS指令信息: IButton RoHS Compliance Plan
标准包装: 1
系列: iButton®
存储容量: 512B
存储器类型: NVRAM
产品目录页面: 1431 (CN2011-ZH PDF)
DS1992/DS1993
MEMORY FUNCTION EXAMPLES
Example: Write two data Bytes to memory locations 0026h and 0027h (the seventh and eighth Bytes of
page 1). Read entire memory.
MASTER MODE
TX
RX
TX
TX
TX
TX
TX
TX
RX
TX
TX
RX
RX
RX
RX
TX
RX
TX
TX
TX
TX
TX
TX
RX
TX
TX
TX
TX
RX
TX
RX
DATA (LSB FIRST)
Reset
Presence
CCh
0Fh
26h
00h
<2 data Bytes>
Reset
Presence
CCh
Aah
26h
00h
07h
<2 data Bytes>
Reset
Presence
CCh
55h
26h
00h
07h
Reset
Presence
CCh
F0h
00h
00h
<128 Bytes (DS1992)>
<512 Bytes (DS1993)>
Reset
Presence
COMMENTS
Reset pulse (480 μ s to 960 μ s)
Presence pulse
Issue skip ROM command
Issue write scratchpad command
TA1, beginning offset = 6
TA2, address = 0026h
Write 2 Bytes of data to scratchpad
Reset pulse
Presence pulse
Issue skip ROM command
Issue read scratchpad command
Read TA1, beginning offset = 6
Read TA2, address = 0026h
Read E/S, ending offset = 7, flags = 0
Read scratchpad data and verify
Reset pulse
Presence pulse
Issue skip ROM command
Issue copy scratchpad command
TA1
TA2 AUTHORIZATION CODE
E/S
Reset pulse
Presence pulse
Issue skip ROM command
Issue read memory command
TA1, beginning offset = 6
TA2, address = 0000h
Read entire memory
Reset pulse
Presence pulse, done
9 of 17
相关PDF资料
PDF描述
DS1995L-F5+ IBUTTON MEMORY 16KBit F5
DS1996L-F5+ IBUTTON MEMORY 64KBit F5
DS9092K# KIT IBUTTON STARTER
DS9502P+T&R DIODE ESD PROTECTION 6-TSOC
DS9503P+ DIODE ESD PROTECTION W/RES 6TSOC
相关代理商/技术参数
参数描述
DS1993L-F5+ 功能描述:iButton 1Kb/4Kb Memory iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated
DS1993L-F5-C01 功能描述:iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated
DS1994 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:4kb Plus Time Memory iButton
DS1994-LF5 制造商: 功能描述: 制造商:undefined 功能描述:
DS1994L-F5 功能描述:iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated