Hi
请问你是否测试过FRDM_KEA128_PWT例程?(...\FRDM-KEA-QSP\Quick Start Package v8\Code Project Examples and Sample Drivers (Evaluation Grade Only)\FRDM-KEAZ128\Driver Test SW for KEAZ128\Driver Test SW for KEAZ128\FRDM_KEA128_PWT)

这个例程本身就是选择了PTD5作为PWT输入引脚,但你的代码里:
pPWTConfig->bPinSelect = PWT_PINSEL_PTC4; /*PWT input clock pin is PTD5 */
能否检查SIM_PINSEL1[PWTIN0PS] 和 PWT_R1[PINSEL]的寄存器值是否设置正确?
Best Regards,
Robin
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