Masanori Morita / Mbed 2 deprecated lcdtest

Web radiation monitoring system.

Dependencies:   EthernetNetIf TextLCD mbed HTTPServer

main.cpp@0:de8fcaf0fc9b, 2011-05-24 (annotated)

Committer:
moritams
Date:
Tue May 24 10:53:04 2011 +0000
Revision:
0:de8fcaf0fc9b
prototype. ver0.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
moritams 0:de8fcaf0fc9b 1 // Hello World! for the TextLCD
moritams 0:de8fcaf0fc9b 2
moritams 0:de8fcaf0fc9b 3 #include "mbed.h"
moritams 0:de8fcaf0fc9b 4 #include "TextLCD.h"
moritams 0:de8fcaf0fc9b 5 #include "EthernetNetIf.h"
moritams 0:de8fcaf0fc9b 6 #include "HTTPServer.h"
moritams 0:de8fcaf0fc9b 7 #include "ipaddr.h"
moritams 0:de8fcaf0fc9b 8 #include "RPCVariable.h"
moritams 0:de8fcaf0fc9b 9
moritams 0:de8fcaf0fc9b 10 IpAddr ip(192,168,1,121);
moritams 0:de8fcaf0fc9b 11 IpAddr netmask(255,255,255,0);
moritams 0:de8fcaf0fc9b 12 IpAddr gateway(192,168,1,1);
moritams 0:de8fcaf0fc9b 13 IpAddr dns(192,168,1,1);
moritams 0:de8fcaf0fc9b 14
moritams 0:de8fcaf0fc9b 15 EthernetNetIf eth(ip,netmask,gateway,dns);
moritams 0:de8fcaf0fc9b 16 HTTPServer svr;
moritams 0:de8fcaf0fc9b 17
moritams 0:de8fcaf0fc9b 18 DigitalOut led1(LED1);
moritams 0:de8fcaf0fc9b 19
moritams 0:de8fcaf0fc9b 20 InterruptIn geigerIn(p5);
moritams 0:de8fcaf0fc9b 21
moritams 0:de8fcaf0fc9b 22 TextLCD lcd(p24, p26, p27, p28, p29, p30); // rs, e, d4-d7
moritams 0:de8fcaf0fc9b 23
moritams 0:de8fcaf0fc9b 24 unsigned int count = 0;
moritams 0:de8fcaf0fc9b 25 unsigned int prev_count = 0;
moritams 0:de8fcaf0fc9b 26 unsigned int i = 0;
moritams 0:de8fcaf0fc9b 27
moritams 0:de8fcaf0fc9b 28
moritams 0:de8fcaf0fc9b 29 class MyHandler : public HTTPRequestHandler
moritams 0:de8fcaf0fc9b 30 {
moritams 0:de8fcaf0fc9b 31 public:
moritams 0:de8fcaf0fc9b 32 MyHandler(const char* rootPath, const char* path, TCPSocket* pTCPSocket);
moritams 0:de8fcaf0fc9b 33 virtual ~MyHandler();
moritams 0:de8fcaf0fc9b 34
moritams 0:de8fcaf0fc9b 35 //protected:
moritams 0:de8fcaf0fc9b 36 static inline HTTPRequestHandler* inst(const char* rootPath, const char* path, TCPSocket* pTCPSocket) { return new MyHandler(rootPath, path, pTCPSocket); } //if we ever could do static virtual functions, this would be one
moritams 0:de8fcaf0fc9b 37
moritams 0:de8fcaf0fc9b 38 virtual void doGet();
moritams 0:de8fcaf0fc9b 39 virtual void doPost();
moritams 0:de8fcaf0fc9b 40 virtual void doHead();
moritams 0:de8fcaf0fc9b 41
moritams 0:de8fcaf0fc9b 42 virtual void onReadable(); //Data has been read
moritams 0:de8fcaf0fc9b 43 virtual void onWriteable(); //Data has been written & buf is free
moritams 0:de8fcaf0fc9b 44 virtual void onClose(); //Connection is closing
moritams 0:de8fcaf0fc9b 45 };
moritams 0:de8fcaf0fc9b 46
moritams 0:de8fcaf0fc9b 47 MyHandler::MyHandler(const char* rootPath, const char* path, TCPSocket* pTCPSocket) : HTTPRequestHandler(rootPath, path, pTCPSocket)
moritams 0:de8fcaf0fc9b 48 {
moritams 0:de8fcaf0fc9b 49 }
moritams 0:de8fcaf0fc9b 50
moritams 0:de8fcaf0fc9b 51 MyHandler::~MyHandler()
moritams 0:de8fcaf0fc9b 52 {
moritams 0:de8fcaf0fc9b 53 }
moritams 0:de8fcaf0fc9b 54
moritams 0:de8fcaf0fc9b 55 void MyHandler::doGet()
moritams 0:de8fcaf0fc9b 56 {
moritams 0:de8fcaf0fc9b 57 const char* resp = "Hello world !";
moritams 0:de8fcaf0fc9b 58 char a[64];
moritams 0:de8fcaf0fc9b 59 sprintf(a, "%d CPM.\n\0", ::prev_count);
moritams 0:de8fcaf0fc9b 60 //setContentLen( strlen(resp) );
moritams 0:de8fcaf0fc9b 61 setContentLen( strlen(a) );
moritams 0:de8fcaf0fc9b 62
moritams 0:de8fcaf0fc9b 63 respHeaders()["Connection"] = "close";
moritams 0:de8fcaf0fc9b 64
moritams 0:de8fcaf0fc9b 65 //writeData(resp, strlen(resp));
moritams 0:de8fcaf0fc9b 66 writeData(a, strlen(a));
moritams 0:de8fcaf0fc9b 67
moritams 0:de8fcaf0fc9b 68 }
moritams 0:de8fcaf0fc9b 69
moritams 0:de8fcaf0fc9b 70 void MyHandler::doPost()
moritams 0:de8fcaf0fc9b 71 {
moritams 0:de8fcaf0fc9b 72
moritams 0:de8fcaf0fc9b 73 }
moritams 0:de8fcaf0fc9b 74
moritams 0:de8fcaf0fc9b 75 void MyHandler::doHead()
moritams 0:de8fcaf0fc9b 76 {
moritams 0:de8fcaf0fc9b 77
moritams 0:de8fcaf0fc9b 78 }
moritams 0:de8fcaf0fc9b 79
moritams 0:de8fcaf0fc9b 80
moritams 0:de8fcaf0fc9b 81 void MyHandler::onReadable() //Data has been read
moritams 0:de8fcaf0fc9b 82 {
moritams 0:de8fcaf0fc9b 83
moritams 0:de8fcaf0fc9b 84 }
moritams 0:de8fcaf0fc9b 85
moritams 0:de8fcaf0fc9b 86 void MyHandler::onWriteable() //Data has been written & buf is free
moritams 0:de8fcaf0fc9b 87 {
moritams 0:de8fcaf0fc9b 88 close(); //Data written, we can close the connection
moritams 0:de8fcaf0fc9b 89 }
moritams 0:de8fcaf0fc9b 90
moritams 0:de8fcaf0fc9b 91 void MyHandler::onClose() //Connection is closing
moritams 0:de8fcaf0fc9b 92 {
moritams 0:de8fcaf0fc9b 93 //Nothing to do
moritams 0:de8fcaf0fc9b 94 }
moritams 0:de8fcaf0fc9b 95
moritams 0:de8fcaf0fc9b 96
moritams 0:de8fcaf0fc9b 97 void radioactive()
moritams 0:de8fcaf0fc9b 98 {
moritams 0:de8fcaf0fc9b 99 count = count + 1;
moritams 0:de8fcaf0fc9b 100 }
moritams 0:de8fcaf0fc9b 101
moritams 0:de8fcaf0fc9b 102 void count_minutes()
moritams 0:de8fcaf0fc9b 103 {
moritams 0:de8fcaf0fc9b 104 lcd.locate(0, 0);
moritams 0:de8fcaf0fc9b 105 lcd.printf("%04dCPM ", count); lcd.printf("%02dsec", i);
moritams 0:de8fcaf0fc9b 106 lcd.locate(0, 1);
moritams 0:de8fcaf0fc9b 107 lcd.printf("Prev. %04dCPM ", prev_count);
moritams 0:de8fcaf0fc9b 108
moritams 0:de8fcaf0fc9b 109 i = i + 1;
moritams 0:de8fcaf0fc9b 110
moritams 0:de8fcaf0fc9b 111 if(i > 59)
moritams 0:de8fcaf0fc9b 112 {
moritams 0:de8fcaf0fc9b 113 i = 0;
moritams 0:de8fcaf0fc9b 114 prev_count = count;
moritams 0:de8fcaf0fc9b 115 count = 0;
moritams 0:de8fcaf0fc9b 116 }
moritams 0:de8fcaf0fc9b 117 }
moritams 0:de8fcaf0fc9b 118
moritams 0:de8fcaf0fc9b 119 int main() {
moritams 0:de8fcaf0fc9b 120
moritams 0:de8fcaf0fc9b 121 // Count variables clear.
moritams 0:de8fcaf0fc9b 122 count = 0;
moritams 0:de8fcaf0fc9b 123 prev_count = 0;
moritams 0:de8fcaf0fc9b 124
moritams 0:de8fcaf0fc9b 125 lcd.cls();
moritams 0:de8fcaf0fc9b 126 lcd.locate(0, 0);
moritams 0:de8fcaf0fc9b 127
moritams 0:de8fcaf0fc9b 128 geigerIn.fall(&radioactive);
moritams 0:de8fcaf0fc9b 129
moritams 0:de8fcaf0fc9b 130 EthernetErr ethErr = eth.setup();
moritams 0:de8fcaf0fc9b 131 if(ethErr)
moritams 0:de8fcaf0fc9b 132 {
moritams 0:de8fcaf0fc9b 133 return -1;
moritams 0:de8fcaf0fc9b 134 }
moritams 0:de8fcaf0fc9b 135
moritams 0:de8fcaf0fc9b 136 svr.addHandler<SimpleHandler>("/"); //Default handler
moritams 0:de8fcaf0fc9b 137 svr.addHandler<MyHandler>("/geiger");
moritams 0:de8fcaf0fc9b 138
moritams 0:de8fcaf0fc9b 139 svr.bind(80);
moritams 0:de8fcaf0fc9b 140
moritams 0:de8fcaf0fc9b 141 Ticker tick;
moritams 0:de8fcaf0fc9b 142 tick.attach(count_minutes, 1);
moritams 0:de8fcaf0fc9b 143
moritams 0:de8fcaf0fc9b 144 Timer tm;
moritams 0:de8fcaf0fc9b 145 tm.start();
moritams 0:de8fcaf0fc9b 146 //Listen indefinitely
moritams 0:de8fcaf0fc9b 147 while(true)
moritams 0:de8fcaf0fc9b 148 {
moritams 0:de8fcaf0fc9b 149 Net::poll();
moritams 0:de8fcaf0fc9b 150 if(tm.read()>.5)
moritams 0:de8fcaf0fc9b 151 {
moritams 0:de8fcaf0fc9b 152 led1=!led1; //Show that we are alive
moritams 0:de8fcaf0fc9b 153 tm.start();
moritams 0:de8fcaf0fc9b 154 }
moritams 0:de8fcaf0fc9b 155 }
moritams 0:de8fcaf0fc9b 156
moritams 0:de8fcaf0fc9b 157 }