Nations Technologies Inc.
Tel
:
+86-755-86309900
:
info@nationstech.com
Address: Nations Tower, #109 Baoshen Road, Hi-tech Park North.
Nanshan District, Shenzhen, 518057, P.R.China
131
/
631
Bit
Name
Description
1: Enable rising edge triggering (interrupts and events) on input line x
EXTI falling edge trigger configuration register (EXTI_FT_CFG)
Address offset: 0x00
Reset value: 0x0000 0000
Bit
Name
Description
31:25
Reserved
Reserved, the reset value must be maintained.
24:0
FT_CFGx
The falling edge on line x triggers the configuration bit
0: Disable falling edge triggering (interrupts and events) on input line x
1: Enable falling edge triggering (interrupts and events) on input line x
EXTI software interrupt event register (EXTI_SWIE)
Address offset: 0x00
Reset value: 0x0000 0000
Bit
Name
Description
31:25
Reserved
Reserved,The reset value must be maintained.
24:0
SWIEx
Software interrupt on line X
When the bit is' 0 ', writing '1' sets the corresponding pending bit in EXTI_PEND. If
this interrupt is allowed in EXTI_IMASK and EXTI_EMASK, an interrupt will be
generated.
Note: This bit can be cleared to '0' by writing '1' to clear the corresponding bit of
EXTI_PEND.
EXTI pending register (EXTI_PEND)
Address offset: 0x00
Reset value: 0x0000 0000