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6
GPIO12
The relay switch for the first channel: active high, power-on default low
level. Note: As a switch button, there will be a period of high level at
the moment of power-on, which requires a pull-down (1~4.7K) resistor
to ground.
7
STATUS
Wi-Fi status indicator light, connect LED in series with current limiting
resistor to 3V3
8
GPIO15
The relay switch for the fourth channel, active low. APP configuration
pin, when the low level> 5S, enter the pairing mode. Note: The chip
configuration pin needs to pull down (1~4.7K) resistor to ground.
9
GPIO2
Used to program flash UART1_TX
10
GPIO0
The switch for the first channel, active low. APP configuration pin,
when the low level> 5S, enter the pairing mode.
11
GPIO4
The relay switch for the third channel, active high, power-on default
low level.
12
GND
GND
13
GPIO9
The switch for the second channel, active low. APP configuration pin,
when the low level> 5S, enter the pairing mode.
14
GPIO10
The switch for the third channel, active low. APP configuration pin,
when the low level> 5S, enter the pairing mode.
15
GPIO11
NC
16
GPIO6
NC
Содержание ESP8285-PSF-B
Страница 4: ...Bottom view of module pins ...