ESP-12F AC/DC Power Supply ESP8266 AC90-250V/DC7-12V/USB5V WIFI Single Relay Module Development BoardSold By MMM999
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Features: On-board mature and stable ESP-12F WIFI module, large capacity 4M Byte Flash The I / O port and UART program download port of the WiFi module are all exported, which is convenient for sec…Read More…
ESP-12F AC/DC Power Supply ESP8266 AC90-250V/DC7-12V/USB5V WIFI Single Relay Module Development Board
Introduction to GPIO terminal:
|2||Relay||The relay drive port is driven by IO5 by default. If you want to use other I / O to drive the relay, you can remove R14, and then connect the I / 0 of the drive relay to this Relay pin||14||MISO||Slave output master input|
|3||IO2||GPIO2; UART1_TXD||15||IO13||GPIO13; HSPI_MOSI; UART0_CTS|
|5||RX||UART0_RXD; GPIO3||17||ADC||A / D conversion result. Input voltage range 0 ~ 1V, value range: 0 ~ 1024|
|6||3V3||3.3V power supply||18||3V3||3.3V power supply|
|7||SCLK||clock||19||MOSI||Master output Slave input|
|8||IO15||GPIO15; MTD0; HSPICS; UART0_RTS||20||IO9||GPIO9|
|11||TX||UARTO_TXD; GPIO1||23||IO16||GPIO 16|
|12||5V||5V power supply||24||GND||Power ground|
1 x Development Board fully assembled
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