参数资料
型号: DS1921Z-F5#
厂商: Maxim Integrated
文件页数: 18/45页
文件大小: 0K
描述: IBUTTON THERMOCHRON 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: 8
系列: iButton®
存储容量: 512B
存储器类型: NVSRAM(非易失 SRAM)
产品目录页面: 1431 (CN2011-ZH PDF)
MEMORY/CONTROL FUNCTION FLOW CHART Figure 10-1
DS1921H/Z
Master TX Memory or
Control Fkt. Command
From ROM Functions
Flow Chart (Figure 12)
To Figure 10
2 Part
0FH
Write
Scratchpad
N
AAH
Read
Scratchpad
nd
N
Y
DS1921 sets
EMCLR = 0
Master TX
TA1 (T7:T0), TA2 (T15:T8)
DS1921 sets Scratch-
pad Offset = (T4:T0)
and Clears (PF, AA)
Master TX Data Byte
to Scratchpad Offset
DS1921 sets (E4:E0)
= Scratchpad Offset
Y
DS1921 sets
EMCLR = 0
Master RX
TA1 (T7:T0), TA2 (T15:T8)
Master RX Ending
Offset with Data
Status (E/S)
DS1921 sets Scratch-
pad Offset = (T4:T0)
Master RX Data Byte
from Scratchpad Offset
Master
TX Reset?
Y
Master
TX Reset?
Y
Scratch-
E/S Byte, and Data Starting
DS1921 Incre-
ments Scratch-
pad Offset
N
Y
N
Scratch-
pad Offset =
11111b?
Y
Master
TX Reset?
N
Partial
Byte Written?
N
DS1921 Incre-
pad Offset
Y
PF = 1
ments Scratch- N
pad Offset =
N 11111b?
Y
Master RX CRC16 of
Command, Address Data,
at the Target Address
Master RX CRC16 of
Command, Address, Data
Y
Master
TX Reset?
From Figure 10
2 Part
Y
Master
TX Reset?
N
Master RX "1"s
To ROM Functions
Flow Chart (Figure 12)
18 of 45
N
Master RX "1"s
nd
相关PDF资料
PDF描述
MX3AWT-A1-0000-000C51 LED COOL WHITE 6500K 2PLCC
MX3SWT-A1-0000-0009B6 LED XLAMP MX3S WHITE PLCC
MX3SWT-A1-0000-0009B5 LED XLAMP MX3S WHITE PLCC
MX3SWT-A1-0000-0009B4 LED XLAMP MX3S WHITE PLCC
MX3SWT-A1-0000-0009A8 LED XLAMP MX3S WHITE PLCC
相关代理商/技术参数
参数描述
DS1921Z-F5# 功能描述:iButton Thermochron High Res 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
DS1921Z-F5/A1D 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
DS1921Z-F5+A1D 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
DS1921Z-F50 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
DS1922E 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:High-Temperature Logger iButton with 8KB