print(p2.value()) # get value, 0 or 1 p4 = Pin(4, Pin.IN, Pin.PULL_UP) # enable internal pull-up resistor p5 = Pin(5, Pin.OUT, value=1) # set pin high on creation 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 这个类就定义引脚输入和输出类型,仔细观察发现还可以设定...
Pin.IN)# create input pin on GPIO2print(p2.value())# get value, 0 or 1p4 = Pin(4, Pin.IN, Pin.PULL_UP)# enable internal pull-up resistorp5 = Pin(5, Pin.OUT, value=
print(p2.value())# get value, 0 or 1 p4=Pin(4, Pin.IN, Pin.PULL_UP)# enable internal pull-up resistor p5=Pin(5, Pin.OUT, value=1)# set pin high on creation 定时器 1 2 3 4 5 frommachineimportTimer tim=Timer(-1) tim.init(period=5000, mode=Timer.ONE_SHOT, callback=lambda...
Pin.IN)# create input pin on GPIO2print(p2.value())# get value, 0 or 1p4=Pin(4,Pin.IN,Pin.PULL_UP)# enable internal pull-up resistorp5=Pin(5,Pin.
OUTPUT_OPEN_DRAIN_PULL_UP, /* Output, actively driven low. When set high, is pulled high with an internal resistor */ OUTPUT_OPEN_DRAIN_NO_PULL, /* Output, actively driven low. When set high, is high-impedance */ INPUT_PULL_DOWN, /* Input, with an internal pull-down resistor */ ...
access_token="corpid="你申请的corpid "corpsecret="你申请的corpsecret"agentid="你生成的app的agentid"p0=Pin(0,Pin.OUT)# create output pin on GPIO0p2=Pin(2,Pin.IN,Pin.PULL_UP)# enable internal pull-up resistorp4=Pin(4,Pin.IN,Pin.PULL_UP)# enable internal pull-up resistorp5=Pin(5,Pin...
p4 = Pin(4, Pin.IN, Pin.PULL_UP) # enable internal pull-up resistor p5 = Pin(5, Pin.OUT, value=1) # set pin high on creation 未按Flash按键时输入命令print(p0.value()) 可看见打印为1;按住Flash按键时输入命令print(p0.value()) 可看见打印为0; ...
const int buttonPin = 0; void setup() { Serial.begin(9600); // Normally the button will take the pin from "floating" (not connected to anything) to grounded // This enables the internal pullup resistor so that the default state is high rather than floating. pinMode(buttonPin, INPUT_...
// pullup: A flag indicating should the GPIO use the internal pullup resistor. // (Default: `false`. i.e. No.) void IRrecv::enableIRIn(const bool pullup) { // ESP32's seem to require explicitly setting the GPIO to INPUT etc. ...
This looks realy strong pull-up!!! I am still affraid that the RST pin will kill my other electronics Do you have any suggestions? Or did you experience the same? My alternative ideas to solve the problem: - Use CH_PD input as a RESET with a pullup resistor. Any issues, experiences...