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F28335 GPIO怎样捕获上升沿、下降沿，有例程最好
频率高的用cap外设，频率低的，自己设定固定周期检测gpio输入状态，与上一周期的值进行比较就可以了
有没有例程？
查看eCAP例程就行了呀，下载controlSUITE后，如下路径所示：
C:\ti\controlSUITE\device_support\f2833x\v141\DSP2833x_examples_ccsv5\ecap_capture_pwm
非常谢谢
谢谢
