Archive:WiFiJoystick

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one of the big and heavy joysticks

 

WiFiJoystick Release status: experimental [box doku]
Description	WiFi connected Joystick and Gamepad
Author(s)	Jorgen

This page shows a short description of how to create a WiFi enabled Gamepad / Joystick. The WiFiJoysticks can be used to play games on LED-Panels on events like makerfaires.

source code

github

joystick & buttons

pin mapping

pins/contacts (see table for color codes)

function	state 1	state 2	state 3
Push Button
left
right
up
down

mqtt topics (receive)

topic	payload	example
WiFiJoystick/<CHIP-ID>/config	flags to configure	reboot
WiFiJoystick/<CHIP-ID>/brightness	brightness from 0 to 255	190
WiFiJoystick/<CHIP-ID>/debounce/push	debounce delay in ms	200
WiFiJoystick/<CHIP-ID>/debounce/button1	debounce delay in ms	200
WiFiJoystick/<CHIP-ID>/debounce/button2	debounce delay in ms	200
WiFiJoystick/<CHIP-ID>/debounce/left	state1,state2,state3 (debounce delay in ms)	150,100,200
WiFiJoystick/<CHIP-ID>/debounce/right	state1,state2,state3 (debounce delay in ms)	150,100,200
WiFiJoystick/<CHIP-ID>/debounce/up	state1,state2,state3 (debounce delay in ms)	150,100,200
WiFiJoystick/<CHIP-ID>/debounce/down	state1,state2,state3 (debounce delay in ms)	150,100,200

mqtt messages (sending)

topic	payload	example
WiFiJoystick/<CHIP-ID>/button/push	press or release	press
WiFiJoystick/<CHIP-ID>/button/button1	press or release	press
WiFiJoystick/<CHIP-ID>/button/button2	press or release	press
WiFiJoystick/<CHIP-ID>/button/left1	press or release	press
WiFiJoystick/<CHIP-ID>/button/left2	press or release	press
WiFiJoystick/<CHIP-ID>/button/left3	press or release	press
WiFiJoystick/<CHIP-ID>/button/right1	press or release	press
WiFiJoystick/<CHIP-ID>/button/right2	press or release	press
WiFiJoystick/<CHIP-ID>/button/right3	press or release	press
WiFiJoystick/<CHIP-ID>/button/up1	press or release	press
WiFiJoystick/<CHIP-ID>/button/up2	press or release	press
WiFiJoystick/<CHIP-ID>/button/up3	press or release	press
WiFiJoystick/<CHIP-ID>/button/down1	press or release	press
WiFiJoystick/<CHIP-ID>/button/down2	press or release	press
WiFiJoystick/<CHIP-ID>/button/down3	press or release	press

status LEDs

mqtt topics (receive)

topic	payload	example
WiFiJoystick/<CHIP-ID>/color/led1	solid/once/flash/fade,red,green,blue(,interval,red2,green2,blue2)	solid,255,0,0 (solid red) once,0,255,255,5000 (pink for 5s)
WiFiJoystick/<CHIP-ID>/color/led2	solid/once/flash/fade,red,green,blue(,interval,red2,green2,blue2)	fade,255,0,0,2000,0,255,0 (fade from red to green in 2s) flash,0,0,255,500 (flash from blue to black every 500ms) flash,255,0,0,1000,255,255,0 (flash from red to yellow every 1s)

I2C IO expander

The ESP8266 has too less IO pins - so we will use IO expander ICs with serial interface (I²C-Bus):

• MCP 23017-E/SP (16-Bit I/O Expander with I²C-Bus Interface)
• PCF 8574 T (8-Bit I/O Expander with I²C-Bus Interface)