对于 gpio_pad_select_gpio 函数,这个错误通常意味着你忘记了包含定义该函数的头文件。 解决方法 包含正确的头文件: 确保你的源文件中包含了定义 gpio_pad_select_gpio 函数的头文件。对于 ESP-IDF 开发框架,这个函数通常定义在 driver/gpio.h 头文件中。因此,你需要在源文件的顶部添加以下包含指令: c #include...
Return the value of a gpio pin of a certain PORT (A,BC,...K) which is either 0 or 1 . when a pin configured in input mode and depending on where the pin is connected either to GND or VDD the function returns 0 or 1 . Refer to example code in Src directory . Parameters GPIO...
p=GPIO.PWM(12,50)# 通道为 12 频率为 50Hz p.start(0) try: while1: fordcinrange(0,101,5): p.ChangeDutyCycle(dc) time.sleep(0.1) fordcinrange(100,-1,-5): p.ChangeDutyCycle(dc) time.sleep(0.1) exceptKeyboardInterrupt: pass p.stop() GPIO.cleanup() 相关链接: RPi.GPIO module P...
GPIOPinsandAlternateFunctionscontinued DigitalFunction GPIOPCTLPMCxBitFieldEncoding aAnalogFunctionPinIO1110987654321 I2S0TXSCK CCP5IDX0Fault1C0oCCP7CCP1VREFAC0 90PB6 NMI 89PB7 TCKSWCLK 80PC0 TMSSWDIO 79PC1 TDI 78PC2 TDOSWO 77PC3 CCP1EPI0S2 CCP4CCP2PWM6 PhA0CCP5 25PC4 EPI0S3 USB0EPENCCP...