Figure 218. External Trigger Blanking With Edge-Sensitive Trigger; Figure 219. External Trigger Blanking, Level Sensitive Triggering - ST STM32G4 Series Reference Manual

Advanced arm-based 32-bit mcus
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High-resolution timer (HRTIM)
POL = 0 (H), LTCH = 0
POL = 1 (L), LTCH = 0
POL = 0 (H), LTCH = 1
POL = 1 (L), LTCH = 1
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Figure 218. External trigger blanking with edge-sensitive trigger

Counter
Compare 1
Blanking window
External event
EExLTCH = 0
EExLTCH = 1
EExSNS[1:0] = 01
Internal event generated after blanking

Figure 219. External trigger blanking, level sensitive triggering

Counter
Compare 1
Blanking window
External event
* A high level denotes a continuous event generation after blanking
EExSNS[1:0] = 10
POL = EExPOL
RM0440 Rev 1
EExSNS[1:0] = 11
latched
LTCH = EExLTCH
RM0440
MS32296V2
MS32297V1

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