Figure 61. Triggering Mctm With Gptm Update Event - Holtek HT32F50231 User Manual

32-Bit Arm ® Cortex ® -M0+ MCU
HT32F50231/HT32F50241
Using One Timer to Trigger Another Timer Start Counting
▄
Configure GPTM to operate in the master mode to send its Update Event UEV as the trigger
output (MMSEL = 0x2).
▄
Configure the GPTM period by setting the CRR register.
▄
Configure MCTM to get the input trigger source from the GPTM trigger output (TRSEL = 0xA).
▄
Configure MCTM to be in the slave trigger mode (SMSEL = 0x6).
▄
Start GPTM by writing '1' to the TME bit.
f
CLKIN
GPTM
UEVIF
GPTM
CNTR
MCTM
CNTR
MCTM
TME bit
MCTM
TEVIF

Figure 61. Triggering MCTM with GPTM Update Event

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Software clearing
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July 31, 2018