GPIO button service for rabbitmq
Simple service watching for button press on a GPIO pin (tested on a Beaglebone) and sending a message on a rabbitMQ exchange upon release (with press duration).
{
"I2CAddress": 75, <--- address of the I2C bus (0x4B)
"I2CLane": 2, <--- I2C Lane
"GpioPin": 2, <--- Pin where the button is connected
"RmqServer": "amqp://guest:guest@localhost:5672/", <--- address of the AMQP server
"ButtonName": "dummy" <--- Button name used in content type
}
| AMQP exchange | IN/OUT | Content-Type | Data | Description |
|---|---|---|---|---|
| gpiobutton_events | OUT | application/button_press_XXX | Timestamp in ms | Emitted when the button is released, data contains the pressure duration. XXX matches with ButtonName set in config file |
| gpiobutton_ctrl | IN | -- | -- | Unused |