47
/
838
Nations Technologies Inc.
Tel
：
+86-755-86309900
：
Address: Nations Tower, #109 Baoshen Road, Hi-tech Park North.
Nanshan District, Shenzhen, 518057, P.R.China
Bit field
Name
Description
line. Write '1' in this bit to clear it, or change the polarity of edge detection to clear
this bit.
2.3.8
EXTI timestamp trigger source selection register
(EXTI_TS_SEL)
Address offset: 0x18
Reset value: 0x0000 0000
Bit field
Name
Description
31:4
Reserved
Reserved, the reset value must be maintained.
3:0
TSSEL[3:0]
Select external interrupt input as trigger source of timestamp event.
0: Select EXTI0 as the trigger source of timestamp event;
1: Select EXTI1 as the trigger source of timestamp event;
……
15: Select EXTI15 as the trigger source of timestamp event.
