Re: TM WEB универсальная WI-FI автоматика своими руками
Обратите внимание на D3...
Label   GPIO    Input    Output    Notes
D0    GPIO16    no interrupt    no PWM or I2C support    HIGH at boot, used to wake up from deep sleep
D1    GPIO5    OK    OK    often used as SCL (I2C)
D2    GPIO4    OK    OK    often used as SDA (I2C)
D3    GPIO0    pulled up    OK    connected to FLASH button, boot fails if pulled LOW
D4    GPIO2    pulled up    OK    HIGH at boot, connected to on-board LED, boot fails if pulled LOW
D5    GPIO14    OK    OK    SPI (SCLK)
D6    GPIO12    OK    OK    SPI (MISO)
D7    GPIO13    OK    OK    SPI (MOSI)
D8    GPIO15    pulled to GND    OK    SPI (CS), Boot fails if pulled HIGH
RX    GPIO3    OK    RX pin    HIGH at boot
TX    GPIO1    TX pin    OK    HIGH at boot, debug output at boot, boot fails if pulled LOW
A0    ADC0    Analog Input    X    

  




