參數(shù)資料
型號: DS1825UTR
廠商: Maxim Integrated Products, Inc.
英文描述: Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID
中文描述: 可編程的1 - Wire數(shù)字溫度計(jì),具有4位ID
文件頁數(shù): 13/21頁
文件大?。?/td> 298K
代理商: DS1825UTR
DS1825 Programmable Resolution 1-Wire Digital Thermometer With 4-Bit ID
Figure 11. ROM COMMANDS FLOW CHART
13 of 21
CCh
SKIP ROM
COMMAND
MASTER T
X
RESET PULSE
DS1825 T
X
PRESENCE
PULSE
MASTER T
ROM
COMMAND
33h
READ ROM
COMMAND
55h
MATCH ROM
COMMAND
F0h
SEARCH ROM
COMMAND
ECh
ALARM SEARCH
COMMAND
MASTER T
X
BIT 0
DS1825 T
X
BIT 0
DS1825 T
X
BIT 0
MASTER T
X
BIT 0
BIT 0
MATCH
MASTER T
X
BIT 1
BIT 1
MATCH
BIT 63
MATCH
MASTER T
X
BIT 63
N
Y
Y
Y
Y
Y
N
N
N
N
N
N
N
Y
Y
Y
DS1825 T
X
BIT 1
DS1825 T
X
BIT 1
MASTER T
X
BIT 1
DS1825 T
X
BIT 63
DS1825 T
X
BIT 63
MASTER T
X
BIT 63
BIT 0
MATCH
BIT 1
MATCH
BIT 63
MATCH
N
N
N
Y
Y
Y
DS1825 T
FAMILY CODE
1 BYTE
DS1825 T
X
SERIAL NUMBER
6 BYTES
DS1825 T
X
CRC BYTE
DS1825 T
X
BIT 0
DS1825 T
X
BIT 0
MASTER T
X
BIT 0
N
Y
DEVICE(S)
WITH ALARM
FLAG SET
Initialization
Sequence
MASTER T
X
FUNCTION
COMMAND
(FIGURE 12)
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