参数资料
型号: DS1683S+T&R
厂商: Maxim Integrated Products
文件页数: 3/21页
文件大小: 0K
描述: IC REAL TIME EVENT REC 8SOIC
标准包装: 2,500
类型: 耗用时间计数器
特点: 警报器,EEPROM
存储容量: 16B
时间格式: 二进制
数据格式: 二进制
接口: I²C,2 线串口
电源电压: 2.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: *
封装/外壳: *
供应商设备封装: *
包装: *
DS1683
Total-Elapsed-Time and Event Recorder with Alarm
11
Maxim Integrated
REGISTER 00h: COMMAND REGISTER
REGISTER 01h: STATUS REGISTER
Factory Default/Power-On Value
00h
Read Access
All
Write Access
All
Memory Type
SRAM, Volatile
Memory
Access
N/A
R/W
00h
Reserved
CLR ALM
BIT 7
BIT 0
7:1
Reserved
0
CLR ALM
Clear Alarm Bit. This bit reads as a 0. Writing this bit to a 1 unlatches the active ALARM output, set-
ting the ALARM pin to its inactive state if the alarm condition is no longer present. If the alarm condi-
tion persists, the ALARM pin once again asserts to its active state.
Factory Default /Power-On Value
00h
Read Access
All
Write Access
N/A
Memory Type
SRAM, Volatile
Memory
Access
N/A
R/W
01h
Reserved
EVENT
EVENT AF
ETC AF
BIT 7
BIT 0
7:3
Reserved
2
EVENT
This bit indicates the status of the EVENT pin’s logic level, detected after the tG glitch filter time.
1
EVENT AF
Default value = 0. If the value in the Event Counter SRAM value is greater than or equal to the Event
Counter Alarm Limit value, then this bit is automatically set to a value of 1 to indicate an ALARM
event. When the EVENT SRAM Counter value is less than the Event Counter Alarm Limit, this bit
automatically set to a value of 0, indicating that there is no EVENT alarm.
0
ETC AF
Default value = 0. If the value in the ETC SRAM value is greater than or equal to the ETC Alarm Limit
value, then this bit is automatically set to a value of 1 to indicate an ALARM event. When the ETC
SRAM value is less than the ETC Alarm Limit, this bit automatically set to a value of 0, indicating that
there is no ETC alarm.
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