RM0367 Rev 7 589/1043
RM0367 General-purpose timers (TIM21/22)
601
22.4.4 TIM21/22 Interrupt enable register (TIMx_DIER)
Address offset: 0x0C
Reset value: 0x0000
22.4.5 TIM21/22 status register (TIMx_SR)
Address offset: 0x10
Reset value: 0x0000
1514131211109876543210
Res. Res. Res. Res. Res. Res. Res. Res. Res. TIE Res. Res. Res. CC2IE CC1IE UIE
rw rw rw rw
Bits 15:7 Reserved, must be kept at reset value.
Bit 6 TIE: Trigger interrupt enable
0: Trigger interrupt disabled.
1: Trigger interrupt enabled.
Bits 5:3 Reserved, must be kept at reset value.
Bit 2 CC2IE: Capture/Compare 2 interrupt enable
0: CC2 interrupt disabled.
1: CC2 interrupt enabled.
Bit 1 CC1IE: Capture/Compare 1 interrupt enable
0: CC1 interrupt disabled.
1: CC1 interrupt enabled.
Bit 0 UIE: Update interrupt enable
0: Update interrupt disabled.
1: Update interrupt enabled.
1514131211109876543210
Res. Res. Res. Res. Res. CC2OF CC1OF Res. Res. TIF Res. Res. Res. CC2IF CC1IF UIF
rc_w0 rc_w0 rc_w0 rc_w0 rc_w0 rc_w0
Bits 15:11 Reserved, must be kept at reset value.
Bit 10 CC2OF: Capture/compare 2 overcapture flag
refer to CC1OF description
Bit 9 CC1OF: Capture/Compare 1 overcapture flag
This flag is set by hardware only when the corresponding channel is configured in input
capture mode. It is cleared by software by writing it to ‘0’.
0: No overcapture has been detected.
1: The counter value has been captured in TIMx_CCR1 register while CC1IF flag was
already set
Bits 8:7 Reserved, must be kept at reset value.
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