參數(shù)資料
型號(hào): DS1986
廠商: Maxim Integrated Products, Inc.
英文描述: 64K bit Add-Only iButton(64K位只加按鈕)
中文描述: 64K位只添加iButton®
文件頁(yè)數(shù): 10/24頁(yè)
文件大?。?/td> 164K
代理商: DS1986
DS1986
052298 10/24
MEMORY FUNCTION FLOW CHART
(cont’d) Figure 5
0Fh
WRITE
MEMORY
N
BUS MASTER T
X
TA1 (T7:T0)
BUS MASTER T
X
TA2 (T15:T8)
BUS MASTER R
CRC16
OF COMMAND, ADDRESS,
DATA (1
PASS)
CRC16 OF ADDRESS, DATA
(SUBSEQUENT PASSES)
CRC
CORRECT
Y
BUS MASTER T
X
DATA BYTE (D7:D0)
BUS MASTER T
X
PROGRAM PULSE
BUS MASTER R
BYTE FROM EPROM
END OF
DATA MEMORY
DS1986 INCREMENTS
ADDRESS COUNTER
DS1986 LOADS NEW
ADDRESS INTO CRC
GENERATOR
MASTER T
X
RESET
55h
WRITE
STATUS
BUS MASTER T
X
TA1 (T7:T0)
BUS MASTER T
X
TA2 (T15:T8)
CRC
CORRECT
BUS MASTER T
X
DATA BYTE (D7:D0)
BUS MASTER T
X
PROGRAM PULSE
BUS MASTER R
BYTE FROM EPROM
MASTER T
X
RESET
N
Y
Y
N
N
Y
N
Y
Y
EPROM BYTE
CORRECT
END OF
STATUS
MEMORY
DS1986 INCREMENTS
ADDRESS COUNTER
DS1986 LOADS NEW
ADDRESS INTO CRC
GENERATOR
Y
N
Y
EPROM BYTE
CORRECT
BUS MASTER R
CRC16
OF COMMAND, ADDRESS,
DATA (1
PASS)
CRC16 OF ADDRESS, DATA
(SUBSEQUENT PASSES)
N
N
BT
X
RESET
SCRATCHPAD
TO STATUS EPROM
SCRATCHPAD
TO DATA EPROM
1)
1)
1)
1)
1)
1)
1)
1)
2)
1)
1)
2)
2)
TO FLOW CHART
(FIGURE 8)
1), 2) SEE PREVIOUS PAGE
FROM FIGURE 5
SECOND PART
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參數(shù)描述
DS1986+F3 制造商:Maxim Integrated Products 功能描述:ADD-O IBTN 64KB, F3 (GENERIC) LFREE - Rail/Tube
DS19860-F3-W 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
DS1986-F3 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
DS1986-F3# 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
DS1986-F3+ 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