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arduino-rs232-twitter-signage/led_signage_wifi_4.ino

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/*
* A simple sketch that uses WiServer to serve a web page
*/
#include <SoftwareSerial.h>
uint8_t la[8]={0x00,0x7c,0x44,0x44,0x7c,0x44,0x00,0x00};
uint8_t lb[8]={0x00,0x7c,0x44,0x78,0x44,0x7c,0x00,0x00};
uint8_t lc[8]={0x00,0x7c,0x40,0x40,0x40,0x7c,0x00,0x00};
uint8_t ld[8]={0x00,0x78,0x44,0x44,0x44,0x78,0x00,0x00};
uint8_t le[8]={0x00,0x7c,0x40,0x78,0x40,0x7c,0x00,0x00};
uint8_t lf[8]={0x00,0x7c,0x40,0x70,0x40,0x40,0x00,0x00};
uint8_t lg[8]={0x00,0x7c,0x40,0x4c,0x44,0x7c,0x00,0x00};
uint8_t lh[8]={0x00,0x44,0x44,0x7c,0x44,0x44,0x00,0x00};
uint8_t li[8]={0x00,0x7c,0x10,0x10,0x10,0x7c,0x00,0x00};
uint8_t lj[8]={0x00,0x0c,0x04,0x04,0x44,0x7c,0x00,0x00};
uint8_t lk[8]={0x00,0x44,0x48,0x70,0x48,0x44,0x00,0x00};
uint8_t ll[8]={0x00,0x40,0x40,0x40,0x40,0x7c,0x00,0x00};
uint8_t lm[8]={0x00,0x44,0x6c,0x54,0x44,0x44,0x00,0x00};
uint8_t ln[8]={0x00,0x44,0x64,0x54,0x4c,0x44,0x00,0x00};
uint8_t lo[8]={0x00,0x38,0x44,0x44,0x44,0x38,0x00,0x00};
uint8_t lp[8]={0x00,0x78,0x44,0x78,0x40,0x40,0x00,0x00};
uint8_t lq[8]={0x00,0x7c,0x44,0x44,0x7c,0x10,0x00,0x00};
uint8_t lr[8]={0x00,0x78,0x44,0x78,0x44,0x44,0x00,0x00};
uint8_t ls[8]={0x00,0x7c,0x40,0x7c,0x04,0x7c,0x00,0x00};
uint8_t lt[8]={0x00,0x7c,0x10,0x10,0x10,0x10,0x00,0x00};
uint8_t lu[8]={0x00,0x44,0x44,0x44,0x44,0x7c,0x00,0x00};
uint8_t lv[8]={0x00,0x44,0x44,0x28,0x28,0x10,0x00,0x00};
uint8_t lw[8]={0x00,0x44,0x44,0x54,0x54,0x28,0x00,0x00};
uint8_t lx[8]={0x00,0x44,0x28,0x10,0x28,0x44,0x00,0x00};
uint8_t ly[8]={0x00,0x44,0x44,0x28,0x10,0x10,0x00,0x00};
uint8_t lz[8]={0x00,0x7c,0x08,0x10,0x20,0x7c,0x00,0x00};
uint8_t nze[8]={0x00,0x7c,0x4c,0x54,0x64,0x7c,0x00,0x00};
uint8_t non[8]={0x00,0x10,0x30,0x10,0x10,0x38,0x00,0x00};
uint8_t ntw[8]={0x00,0x78,0x04,0x38,0x40,0x7c,0x00,0x00};
uint8_t nth[8]={0x00,0x7c,0x04,0x38,0x04,0x7c,0x00,0x00};
uint8_t nfo[8]={0x00,0x40,0x40,0x50,0x7c,0x10,0x00,0x00};
uint8_t nfi[8]={0x00,0x7c,0x40,0x78,0x04,0x78,0x00,0x00};
uint8_t nsi[8]={0x00,0x7c,0x40,0x7c,0x44,0x7c,0x00,0x00};
uint8_t nse[8]={0x00,0x7c,0x04,0x08,0x10,0x10,0x00,0x00};
uint8_t nei[8]={0x00,0x7c,0x44,0x7c,0x44,0x7c,0x00,0x00};
uint8_t nni[8]={0x00,0x7c,0x44,0x7c,0x04,0x7c,0x00,0x00};
uint8_t pqu[8]={0x00,0x78,0x04,0x18,0x00,0x10,0x00,0x00};
uint8_t ppe[8]={0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x00};
uint8_t pco[8]={0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x00};
uint8_t pap[8]={0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00};
uint8_t pqt[8]={0x28,0x28,0x00,0x00,0x00,0x00,0x00,0x00};
uint8_t pcl[8]={0x00,0x00,0x20,0x00,0x20,0x00,0x00,0x00};
uint8_t sp[8]={0,0,0,0,0,0,0,0};
SoftwareSerial mySerial(2, 3, true);
boolean serial_debug = false;
String lineread;
char signbuffer[18];
int signcursor = 0;
char output[5];
uint8_t a[1];
uint8_t b[13];
uint8_t c[1];
uint8_t d[1];
uint8_t e[1];
uint8_t f[1];
uint8_t g[12];
uint8_t h[1];
uint8_t i[262];
uint8_t j[24];
#include <WiServer.h>
#define WIRELESS_MODE_INFRA 1
#define WIRELESS_MODE_ADHOC 2
// Wireless configuration parameters ----------------------------------------
unsigned char local_ip[] = {192,168,1,100}; // IP address of WiShield
unsigned char gateway_ip[] = {192,168,1,1}; // router or gateway IP address
unsigned char subnet_mask[] = {255,255,255,0}; // subnet mask for the local network
const prog_char ssid[] PROGMEM = {"heatsynclabs"}; // max 32 bytes
unsigned char security_type = 2; // 0 - open; 1 - WEP; 2 - WPA; 3 - WPA2
// WPA/WPA2 passphrase
const prog_char security_passphrase[] PROGMEM = {"yourpasswordhere"}; // max 64 characters
// WEP 128-bit keys
// sample HEX keys
prog_uchar wep_keys[] PROGMEM = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, // Key 0
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Key 1
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Key 2
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 // Key 3
};
// setup the wireless mode
// infrastructure - connect to AP
// adhoc - connect to another WiFi device
unsigned char wireless_mode = WIRELESS_MODE_INFRA;
unsigned char ssid_len;
unsigned char security_passphrase_len;
// End of wireless configuration parameters ----------------------------------------
// IP Address for api.twitter.com
//uint8 ip[] = {199,59,150,41};
uint8 ip[] = {50,56,124,136};
//GETrequest getTweet(ip, 80, "api.twitter.com", "/1/statuses/user_timeline.json?include_entities=false&include_rts=false&screen_name=heatsynclabs&count=1");
GETrequest getTweet(ip, 80, "tweet.zyphon.com", "/cgi-bin/signage.rb");
long updateTime = 0;
void setup() {
// Enable Serial output and ask WiServer to generate log messages (optional)
Serial.begin(57600);
Serial.println("wifi");
// Initialize WiServer and have it use the sendMyPage function to serve pages
WiServer.init(NULL);
WiServer.enableVerboseMode(true);
getTweet.setReturnFunc(processData);
updateTime = millis();
Serial.println("ser");
// set the data rate for the SoftwareSerial port
mySerial.begin(9600);
mySerial.println("hi");
//setup_sign_protocol();
Serial.println("dun");
}
void loop(){
// Check if it's time to get an update
if (millis() >= updateTime) {
Serial.println("go!");
getTweet.submit();
// Get an update every 30 seconds
updateTime += 1000 * 30;
}
else{
// Check if it's time to clear the screen (20 secs before update)
if (millis() >= updateTime-1000*20) {
load_message(" ");
send_data();
}
}
// Run WiServer
WiServer.server_task();
delay(10);
}
void load_message(char textmsg[18]) {
// max size is 262 bytes with 118 bytes of header, leaving 144 bytes for 16x72 (1152 pixels)
// this is the 118 byte header
i = {0x1B,0x0,0x0,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x7,0xD4,0x9,0x1B,0xE8,0x7,0xD4,0xA,0x1B,0xE8,0x0,0x0,0x0,0x17,0x3B,0x3B,0x7F,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x40,0x0,0x10,0x62,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x64,0x0,0x0,0x30,0x30,0x30,0x30,0x33,0x30,0x30,0x33,0x30,0x30,0x5C,0x42,0x30,0x30,0x5C,0x70,0x0,0x70,0x30,0x30,0x33,0x30,0x30,0x33,0x1,0x70,0x30,0x30,0x33,0x30,0x30,0x33,0x0,0x0,0x70,0x2E,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x48,0x0,0x10,0x0};
uint8_t* message[18];
// convert message to led font
for(int chr=0;chr<18;chr++){
switch(textmsg[chr]) {
case 'a':
message[chr] = la;
break;
case 'b':
message[chr] = lb;
break;
case 'c':
message[chr] = lc;
break;
case 'd':
message[chr] = ld;
break;
case 'e':
message[chr] = le;
break;
case 'f':
message[chr] = lf;
break;
case 'g':
message[chr] = lg;
break;
case 'h':
message[chr] = lh;
break;
case 'i':
message[chr] = li;
break;
case 'j':
message[chr] = lj;
break;
case 'k':
message[chr] = lk;
break;
case 'l':
message[chr] = ll;
break;
case 'm':
message[chr] = lm;
break;
case 'n':
message[chr] = ln;
break;
case 'o':
message[chr] = lo;
break;
case 'p':
message[chr] = lp;
break;
case 'q':
message[chr] = lq;
break;
case 'r':
message[chr] = lr;
break;
case 's':
message[chr] = ls;
break;
case 't':
message[chr] = lt;
break;
case 'u':
message[chr] = lu;
break;
case 'v':
message[chr] = lv;
break;
case 'w':
message[chr] = lw;
break;
case 'x':
message[chr] = lx;
break;
case 'y':
message[chr] = ly;
break;
case 'z':
message[chr] = lz;
break;
case '0':
message[chr] = nze;
break;
case '1':
message[chr] = non;
break;
case '2':
message[chr] = ntw;
break;
case '3':
message[chr] = nth;
break;
case '4':
message[chr] = nfo;
break;
case '5':
message[chr] = nfi;
break;
case '6':
message[chr] = nsi;
break;
case '7':
message[chr] = nse;
break;
case '8':
message[chr] = nei;
break;
case '9':
message[chr] = nni;
break;
case '?':
message[chr] = pqu;
break;
case '.':
message[chr] = ppe;
break;
case ',':
message[chr] = pco;
break;
case '\'':
message[chr] = pap;
break;
case '"':
message[chr] = pqt;
break;
case ':':
message[chr] = pcl;
break;
case ' ':
message[chr] = sp;
break;
default:
message[chr] = sp;
break;
}
}
int col;
int prerow;
int row;
int ofst;
// for each char in message:
for(int chr=0;chr<18;chr++){
// width is 9 bytes
// each letter occupies 1 byte in width and 8 bytes in height (horizontal scanning)
// max height is 16 lines
// max offset is 118+72+9+63 = 262
col = chr%9; // col must never exceed 9 bytes
prerow = chr/9; // if we're on a new row of text...
row = 72*prerow; // ...shift by 72 (8 lines of 9 bytes)
ofst = 118+row+col; // also we have an 118 byte offset due to the header
i[ofst] = message[chr][0];
i[ofst+9] = message[chr][1];
i[ofst+18] = message[chr][2];
i[ofst+27] = message[chr][3];
i[ofst+36] = message[chr][4];
i[ofst+45] = message[chr][5];
i[ofst+54] = message[chr][6];
i[ofst+63] = message[chr][7];
}
}
void ser_print(){
// while (mySerial.available()) {
// lineread = String(mySerial.read(),HEX);
// lineread.toCharArray(output,5);
// }
}
void array_sw(uint8_t data[], int datasize) {
uint8_t datasum = 0;
sw(0x2);
sw(0x0);
for(int i=0;i<datasize;i++){
sw(data[i]);
datasum = datasum+data[i];
}
sw(0x0);
sw(datasum);
sw(0x3);
delay(20);
}
void sw(int hex) {
mySerial.write((uint8_t)hex);
}
void sw(uint8_t hex) {
mySerial.write(hex);
}
void send_data() {
array_sw(a, sizeof(a));
ser_print();
array_sw(b, sizeof(b));
ser_print();
array_sw(c, sizeof(c));
ser_print();
array_sw(d, sizeof(d));
ser_print();
array_sw(e, sizeof(e));
ser_print();
array_sw(f, sizeof(f));
ser_print();
array_sw(g, sizeof(g));
ser_print();
array_sw(h, sizeof(h));
ser_print();
array_sw(i, sizeof(i));
ser_print();
array_sw(j, sizeof(j));
ser_print();
}
void setup_sign_protocol() {
// Protocol crap
a = {0x1};
b = {0x6,0x7,0xD4,0x9,0x5,0x1B,0xE8,0x8,0x17,0x37,0x1B,0xE8,0xE4};
c = {0x0};
d = {0xA};
e = {0x1A};
f = {0x1};
g = {0x6,0x7,0xD4,0x9,0x5,0x1B,0xE8,0x8,0x17,0x38,0x0,0x9C};
h = {0x18};
// Set all LEDs on
i = {0x1B,0x0,0x0,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x7,0xD4,0x9,0x1B,0xE8,0x7,0xD4,0xA,0x1B,0xE8,0x0,0x0,0x0,0x17,0x3B,0x3B,0x7F,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x40,0x0,0x10,0x62,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x64,0x0,0x0,0x30,0x30,0x30,0x30,0x33,0x30,0x30,0x33,0x30,0x30,0x5C,0x42,0x30,0x30,0x5C,0x70,0x0,0x70,0x30,0x30,0x33,0x30,0x30,0x33,0x1,0x70,0x30,0x30,0x33,0x30,0x30,0x33,0x0,0x0,0x70,0x2E,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x48,0x0,0x10,0x0,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};
// Protocol crap
j = {0x19,0x44,0x49,0x53,0x50,0x0,0x0,0x0,0x48,0x0,0x10,0x1,0x0,0x0,0x0,0x0,0x0,0x28,0x0,0x0,0x50,0x0,0x0,0x58};
}
// Function to handle data from the server
void processData(char* data, int len) {
// Do stuff with the data here
for(int i=0;i<len;i++){
Serial.print(data[i]);
if(data[i] == '^' || signcursor > 0) {
// append to stream if we find a ^ or if we're already appending
// advance past the ^
if(data[i] == '^') {
i=i+1;
}
while(data[i] != '$' && i < len) {
signbuffer[signcursor] = data[i];
signcursor++;
i++;
if(data[i] == '$' || signcursor > 17 || i > len) {
// fill in any remaining letters in the buffer
for(int j=signcursor;j<18;j++){
signbuffer[j]='\0';
}
// send to the screen
signcursor = 0;
Serial.print("> sending:");
Serial.println(signbuffer);
load_message(signbuffer);
send_data();
}
}
}
}
}
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