Server

Server side features

#HTTP-Server

The HTTP-Server provides the Webpage and implements real-time functionality in controlling the Laser-guns.

##express.js Web-Framework for NodeJS. Provides Webpage to Browser from our RaspberryPi.

http://expressjs.com ##socket.io JS Library for bi-directional Communication between Web Clients and Servers. Key and value-inputs are emitted to WebServer and "target-hit" alerts are emitted to Webpage.

http://socket.io

CoAP-Server

The Coap-Server sends user-input to dedicated RIOT-Boards using following Transport-protocoll.

##node-coap Client and server library for CoAP, modelled after the http module.

https://github.com/mcollina/node-coap

##Transport-protocoll

PUT

• Servo Horizontal single step "/periph/servohstep" values: 0 = left step; 1 = right step; ex: "1"
• Servo Vertical single step "/periph/servovstep" values: 0 = left step; 1 = right step; ex "0"
• Servo Horizontal n steps "/periph/servohnstep" values: -1500 to 0 = left; 0 to 1500 = right; ex: "1337"
• Servo Vertical n steps "/periph/servovnstep" values: -1500 to 0 = left; 0 to 1500 = right; ex: "1337"
• Servo Horizontal angle "/periph/servohangle" values: -90.00 to 90.00 = angle; ex: "13.23"
• Servo Vertical angle "/periph/servovangle" values: -90.00 to 90.00 = angle; ex: "13.23"
• Servos n steps "/periph/servosnstep" values: -1500 to 0 = left; 0 to 1500 = right; ex: "-1230 456"
• Servos angle "/periph/servosangle" values: -90.00 to 90.00 = angle; ex: "23.45 -12.60"
• Laser set "/periph/laser" values: 0 = unset; 1 = set; ex: "1"

GET

• Wellknown Core "/.wellknown/core" return: structure data
• Servos "/periph/servos" return: servo states in json