参数资料
型号: RTC-7301SFB
元件分类: 时钟/数据恢复及定时提取
英文描述: REAL TIME CLOCK, PDSO24
封装: SSOP-24
文件页数: 15/28页
文件大小: 274K
代理商: RTC-7301SFB
RTC - 7301 SF / DG
Page - 19
MQ332-05
7-4-2. Read-out using an interrupt
TF = 1 ?
122
s Wait
Yes
Setting Completed
TITP
← 1
TE
← 1
TIE
← 1
No
Bank2
Return
Bank 0
Interrupt Occurs
TF
← 0
1
TD1,TD0
← "1x"
Bank2
Set 1 to the Timer preset value.
Set "10" or "11" to TD1 and TD0.
("10": Update in seconds; "11": Update in minutes)
Enable the Timer interrupt using the repeat mode.
Read the data from
the clock and
calendar registers
Set Time Interrupt
Timer Preset Value
To Interrupt
Processing for
Other Device
Interrupt Processing
Check the TF flag, and verify that it is a Timer interrupt.
Read the data from the clock and calendar registers.
Clear the TF flag.
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