Benny biskandar

💭

Spring Boot + Kubernetes = DevOps

biskandar / 2012101606.c

Created October 16, 2012 09:03

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101606

	void processHttpClient() {

	// verify if there is new client connected
	WiFiClient client = server.available() ;
	if ( !client ) return ;
	Serial.println( "Client connected" ) ;

	// prepare for reading request data
	boolean isBlankLine = true ;

biskandar / 2012101605.c

Created October 16, 2012 09:02

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101605

	#include <aJSON.h>
	void loop() {
	if ( ( ctrSeconds % secDebug ) == 0 ) {
	// infoAnalogs() ;
	Serial.println( aJson.print( jsonAnalogs() ) ) ;
	}
	}

biskandar / 2012101604.c

Created October 16, 2012 09:00

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101604

	aJsonObject *jsonAnalogs() {
	aJsonObject *jsonRoot = aJson.createObject() ;
	aJson.addNumberToObject( jsonRoot , "millis" , (int) millis() ) ;
	aJsonObject *jsonAnalogs = aJson.createIntArray( arrAnalogs , maxAnalogs ) ;
	aJson.addItemToObject( jsonRoot , "analogs" , jsonAnalogs ) ;
	return jsonRoot ;
	}

biskandar / 2012101603.c

Created October 16, 2012 09:00

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101603

	void readAnalogs() {
	for ( int idxAnalogs = 0 ; idxAnalogs < maxAnalogs ; idxAnalogs++ ) {
	arrAnalogs[idxAnalogs] = analogRead( idxAnalogs ) ;
	}
	}

	void infoAnalogs() {
	Serial.print( "[" ) ;
	Serial.print( millis() ) ;
	Serial.print( "] Analogs : " ) ;

biskandar / 2012101602.c

Created October 16, 2012 08:58

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101602

	void loop() {
	// validate every one second
	long newMillis = millis() ;
	if ( ( newMillis - curMillis ) > 1000 ) {
	ctrSeconds = ctrSeconds + 1 ;
	if ( ( ctrSeconds % secAnalogs ) == 0 ) {
	readAnalogs() ; // <- read all analog pins
	}
	if ( ( ctrSeconds % secDebug ) == 0 ) {
	infoAnalogs() ; // <- debug purpose

biskandar / 2012101601.c

Created October 16, 2012 08:57

Reading Arduino's Analog Pins with JSON Protocol by using WiFi Shield 2012101601

	// prepare for looping without delay
	long curMillis = 0 ;
	int ctrSeconds = 0 , maxSeconds = 100 ;

	// prepare for reading analog data
	int maxAnalogs = 6 ;
	int arrAnalogs[] = { 0 , 0 , 0 , 0 , 0 , 0 } ;
	int secAnalogs = 2 ; // in seconds

	// prepare for debuging

biskandar / 2012101001.c

Created October 10, 2012 13:29

Make your arduino and his best ethernet friend talk to the world 2012101001

biskandar / 2012100804.c

Created October 8, 2012 12:25

Simplified webserver module using Webduino library 2012100804

	aJsonObject jsonResponse( char statusCode , char *statusDesc ) {
	aJsonObject *jsonRoot = aJson.createObject() ;
	aJson.addNumberToObject( jsonRoot , "millis" , (int) millis() ) ;
	aJson.addStringToObject( jsonRoot , "status-code" , statusCode ) ;
	aJson.addStringToObject( jsonRoot , "status-desc" , statusDesc ) ;
	return jsonRoot ;
	}

biskandar / 2012100803.c

Created October 8, 2012 12:17

Simplified webserver module using Webduino library 2012100803

	// prepare for the default command request
	void defaultCommand( WebServer &webserver , WebServer::ConnectionType connType , char *tailUrl , bool tailComplete ) {
	Serial.print( "New Command: " ) ;

	// first, accepting all kind of request
	webserver.httpSuccess() ;

	// validate based on http method,
	// only GET or POST is allow to continue
	Serial.print( "connType = " ) ;

biskandar / 2012100802.c

Created October 8, 2012 11:48

Simplified webserver module using Webduino library 2012100802

	#include "SPI.h"
	#include "Ethernet.h"
	#include "WebServer.h"
	#include "aJSON.h"

	// prepare for the ethernet profile
	static uint8_t mac[] = { 0x00 , 0x08, 0xDC, 0x00, 0x00, 0x09 } ;
	static uint8_t ip[] = { 169, 254, 62, 169 } ;

	// prepare for webserver with webduino