MBED clock sync using NTP Server from from internet
Dependencies: EthernetInterface NTPClient mbed-rtos mbed
Fork of MbedClock by
main.cpp@1:c47a2f0816bb, 2014-12-08 (annotated)
- Committer:
- dudanian
- Date:
- Mon Dec 08 10:06:35 2014 +0000
- Revision:
- 1:c47a2f0816bb
- Parent:
- 0:4e6ae21cbd31
- Child:
- 2:c939d0501184
Working after accidental delete.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dudanian | 0:4e6ae21cbd31 | 1 | #include "mbed.h" |
dudanian | 0:4e6ae21cbd31 | 2 | #include "rtos.h" |
dudanian | 0:4e6ae21cbd31 | 3 | #include "EthernetInterface.h" |
dudanian | 0:4e6ae21cbd31 | 4 | #include "uLCD_4DGL.h" |
dudanian | 1:c47a2f0816bb | 5 | #include "SDFileSystem.h" |
dudanian | 0:4e6ae21cbd31 | 6 | #include "Clock.h" |
dudanian | 1:c47a2f0816bb | 7 | #include "Recorder.h" |
dudanian | 0:4e6ae21cbd31 | 8 | #include <string> |
dudanian | 1:c47a2f0816bb | 9 | |
dudanian | 1:c47a2f0816bb | 10 | #define SERVER_IP "143.215.120.157" |
dudanian | 1:c47a2f0816bb | 11 | #define SERVER_PORT 13000 |
dudanian | 1:c47a2f0816bb | 12 | #define FILE_NAME "/sd/test-rec.wav" |
dudanian | 1:c47a2f0816bb | 13 | #define BUF_SIZE 1024 |
dudanian | 0:4e6ae21cbd31 | 14 | |
dudanian | 0:4e6ae21cbd31 | 15 | uLCD_4DGL uLCD(p28,p27,p30); |
dudanian | 0:4e6ae21cbd31 | 16 | Serial pc(USBTX, USBRX); |
dudanian | 1:c47a2f0816bb | 17 | Serial easyVR(p13, p14); |
dudanian | 1:c47a2f0816bb | 18 | SDFileSystem sdc(p5, p6, p7, p8, "sd"); |
dudanian | 1:c47a2f0816bb | 19 | EthernetInterface eth; |
dudanian | 1:c47a2f0816bb | 20 | Clock clk; |
dudanian | 1:c47a2f0816bb | 21 | |
dudanian | 1:c47a2f0816bb | 22 | DigitalOut sleepLED(LED4); |
dudanian | 0:4e6ae21cbd31 | 23 | Mutex cMutex; |
dudanian | 0:4e6ae21cbd31 | 24 | Mutex sMutex; |
dudanian | 1:c47a2f0816bb | 25 | char buf[BUF_SIZE]; |
dudanian | 1:c47a2f0816bb | 26 | |
dudanian | 0:4e6ae21cbd31 | 27 | |
dudanian | 1:c47a2f0816bb | 28 | void execute(char *command) { |
dudanian | 1:c47a2f0816bb | 29 | char buffer[12]; |
dudanian | 1:c47a2f0816bb | 30 | int hour, minute, period, zone; |
dudanian | 1:c47a2f0816bb | 31 | sscanf(command, "%s %d %d %d %d", buffer, &hour, &minute, &period, &zone); |
dudanian | 1:c47a2f0816bb | 32 | string operation(buffer); |
dudanian | 1:c47a2f0816bb | 33 | |
dudanian | 1:c47a2f0816bb | 34 | if (operation == "setTime") { |
dudanian | 1:c47a2f0816bb | 35 | cMutex.lock(); |
dudanian | 1:c47a2f0816bb | 36 | clk.setTime(hour, minute, period); |
dudanian | 1:c47a2f0816bb | 37 | cMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 38 | } else if (operation == "setTimezone") { |
dudanian | 1:c47a2f0816bb | 39 | cMutex.lock(); |
dudanian | 1:c47a2f0816bb | 40 | clk.setTimezone(zone); |
dudanian | 1:c47a2f0816bb | 41 | cMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 42 | } else if (operation == "sync") { |
dudanian | 1:c47a2f0816bb | 43 | cMutex.lock(); |
dudanian | 1:c47a2f0816bb | 44 | if (clk.syncTime() != 0) { |
dudanian | 1:c47a2f0816bb | 45 | sMutex.lock(); |
dudanian | 1:c47a2f0816bb | 46 | pc.printf("Error syncing time\n\r"); |
dudanian | 1:c47a2f0816bb | 47 | sMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 48 | } |
dudanian | 1:c47a2f0816bb | 49 | cMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 50 | } else { |
dudanian | 0:4e6ae21cbd31 | 51 | sMutex.lock(); |
dudanian | 1:c47a2f0816bb | 52 | pc.printf("Not a valid command\n\r"); |
dudanian | 0:4e6ae21cbd31 | 53 | sMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 54 | } |
dudanian | 0:4e6ae21cbd31 | 55 | } |
dudanian | 0:4e6ae21cbd31 | 56 | |
dudanian | 0:4e6ae21cbd31 | 57 | |
dudanian | 0:4e6ae21cbd31 | 58 | /** |
dudanian | 0:4e6ae21cbd31 | 59 | * Thread which updates the clock on the lcd while the main thread is waiting for |
dudanian | 0:4e6ae21cbd31 | 60 | * or executing a command. |
dudanian | 0:4e6ae21cbd31 | 61 | */ |
dudanian | 0:4e6ae21cbd31 | 62 | void lcdUpdateThread(void const *args) { |
dudanian | 0:4e6ae21cbd31 | 63 | time_t time; |
dudanian | 0:4e6ae21cbd31 | 64 | struct tm *timeinfo; |
dudanian | 0:4e6ae21cbd31 | 65 | char buffer[20]; |
dudanian | 0:4e6ae21cbd31 | 66 | |
dudanian | 0:4e6ae21cbd31 | 67 | // set initial time |
dudanian | 0:4e6ae21cbd31 | 68 | cMutex.lock(); |
dudanian | 0:4e6ae21cbd31 | 69 | clk.syncTime(); |
dudanian | 0:4e6ae21cbd31 | 70 | clk.setTimezone(-5); |
dudanian | 0:4e6ae21cbd31 | 71 | cMutex.unlock(); |
dudanian | 0:4e6ae21cbd31 | 72 | |
dudanian | 0:4e6ae21cbd31 | 73 | // set lcd format |
dudanian | 0:4e6ae21cbd31 | 74 | sMutex.lock(); |
dudanian | 0:4e6ae21cbd31 | 75 | uLCD.text_width(2); |
dudanian | 0:4e6ae21cbd31 | 76 | uLCD.text_height(2); |
dudanian | 0:4e6ae21cbd31 | 77 | uLCD.color(BLUE); |
dudanian | 0:4e6ae21cbd31 | 78 | sMutex.unlock(); |
dudanian | 0:4e6ae21cbd31 | 79 | |
dudanian | 0:4e6ae21cbd31 | 80 | while (1) { |
dudanian | 0:4e6ae21cbd31 | 81 | cMutex.lock(); |
dudanian | 0:4e6ae21cbd31 | 82 | time = clk.getTime(); |
dudanian | 0:4e6ae21cbd31 | 83 | cMutex.unlock(); |
dudanian | 0:4e6ae21cbd31 | 84 | |
dudanian | 0:4e6ae21cbd31 | 85 | timeinfo = localtime(&time); |
dudanian | 0:4e6ae21cbd31 | 86 | strftime(buffer, 20, "%I:%M:%S %p", timeinfo); |
dudanian | 0:4e6ae21cbd31 | 87 | |
dudanian | 0:4e6ae21cbd31 | 88 | sMutex.lock(); |
dudanian | 0:4e6ae21cbd31 | 89 | uLCD.locate(0,3); |
dudanian | 0:4e6ae21cbd31 | 90 | uLCD.printf("%s", buffer); |
dudanian | 0:4e6ae21cbd31 | 91 | sMutex.unlock(); |
dudanian | 0:4e6ae21cbd31 | 92 | Thread::wait(0.25); |
dudanian | 0:4e6ae21cbd31 | 93 | } |
dudanian | 0:4e6ae21cbd31 | 94 | } |
dudanian | 0:4e6ae21cbd31 | 95 | |
dudanian | 0:4e6ae21cbd31 | 96 | /** |
dudanian | 0:4e6ae21cbd31 | 97 | * main function which loops getting a command, parsing that command, and executing |
dudanian | 0:4e6ae21cbd31 | 98 | * that command. It also starts a thread which updates the clock separate from the |
dudanian | 0:4e6ae21cbd31 | 99 | * command execution. |
dudanian | 0:4e6ae21cbd31 | 100 | */ |
dudanian | 0:4e6ae21cbd31 | 101 | int main() { |
dudanian | 1:c47a2f0816bb | 102 | pc.printf("Starting MbedClock\n\r"); |
dudanian | 0:4e6ae21cbd31 | 103 | |
dudanian | 0:4e6ae21cbd31 | 104 | eth.init(); |
dudanian | 1:c47a2f0816bb | 105 | pc.printf("Ititialized Ethernet\n\r"); |
dudanian | 1:c47a2f0816bb | 106 | |
dudanian | 0:4e6ae21cbd31 | 107 | eth.connect(); |
dudanian | 1:c47a2f0816bb | 108 | pc.printf("Connected using DHCP\n\r"); |
dudanian | 1:c47a2f0816bb | 109 | wait(5); |
dudanian | 1:c47a2f0816bb | 110 | pc.printf("Using IP: %s\n\r", eth.getIPAddress()); |
dudanian | 0:4e6ae21cbd31 | 111 | |
dudanian | 1:c47a2f0816bb | 112 | easyVR.putc('b'); |
dudanian | 1:c47a2f0816bb | 113 | easyVR.getc(); |
dudanian | 1:c47a2f0816bb | 114 | pc.printf("Initialized EasyVR\n\r"); |
dudanian | 1:c47a2f0816bb | 115 | |
dudanian | 0:4e6ae21cbd31 | 116 | Thread updateThread(lcdUpdateThread); |
dudanian | 1:c47a2f0816bb | 117 | //sMutex.lock(); |
dudanian | 1:c47a2f0816bb | 118 | pc.printf("Started LCDThread\n\n\r"); |
dudanian | 1:c47a2f0816bb | 119 | //sMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 120 | |
dudanian | 1:c47a2f0816bb | 121 | while(1) { |
dudanian | 1:c47a2f0816bb | 122 | // set EasyVR to 3 claps |
dudanian | 1:c47a2f0816bb | 123 | sMutex.lock(); |
dudanian | 1:c47a2f0816bb | 124 | easyVR.putc('s'); |
dudanian | 1:c47a2f0816bb | 125 | easyVR.putc('A' + 4); |
dudanian | 1:c47a2f0816bb | 126 | sMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 127 | wait(0.2); |
dudanian | 1:c47a2f0816bb | 128 | |
dudanian | 1:c47a2f0816bb | 129 | // Clear buffer and wait for awake |
dudanian | 1:c47a2f0816bb | 130 | sMutex.lock(); |
dudanian | 1:c47a2f0816bb | 131 | while (easyVR.readable()) |
dudanian | 1:c47a2f0816bb | 132 | easyVR.getc(); |
dudanian | 1:c47a2f0816bb | 133 | sMutex.unlock(); |
dudanian | 1:c47a2f0816bb | 134 | sleepLED = 1; |
dudanian | 1:c47a2f0816bb | 135 | while(!easyVR.readable()) { |
dudanian | 1:c47a2f0816bb | 136 | wait(0.2); |
dudanian | 1:c47a2f0816bb | 137 | } |
dudanian | 1:c47a2f0816bb | 138 | sleepLED = 0; |
dudanian | 1:c47a2f0816bb | 139 | rec(FILE_NAME, 5); |
dudanian | 1:c47a2f0816bb | 140 | |
dudanian | 1:c47a2f0816bb | 141 | TCPSocketConnection server; |
dudanian | 1:c47a2f0816bb | 142 | if (!server.connect(SERVER_IP, SERVER_PORT)) { |
dudanian | 1:c47a2f0816bb | 143 | printf("Connected to %s\n\r", SERVER_IP); |
dudanian | 1:c47a2f0816bb | 144 | FILE *fp = fopen(FILE_NAME, "rb"); |
dudanian | 1:c47a2f0816bb | 145 | |
dudanian | 1:c47a2f0816bb | 146 | printf(" Sending %s\n\r", FILE_NAME); |
dudanian | 1:c47a2f0816bb | 147 | int sum = 0; |
dudanian | 1:c47a2f0816bb | 148 | while (sum < 110296) |
dudanian | 1:c47a2f0816bb | 149 | { |
dudanian | 1:c47a2f0816bb | 150 | int i = fread(buf, 1, BUF_SIZE, fp); |
dudanian | 1:c47a2f0816bb | 151 | server.send(buf, i); |
dudanian | 1:c47a2f0816bb | 152 | sum += i; |
dudanian | 1:c47a2f0816bb | 153 | } |
dudanian | 1:c47a2f0816bb | 154 | int n = server.receive(buf, BUF_SIZE); |
dudanian | 1:c47a2f0816bb | 155 | buf[n] = '\0'; |
dudanian | 1:c47a2f0816bb | 156 | printf(" Received: %s\n\n\r", buf); |
dudanian | 1:c47a2f0816bb | 157 | server.close(); |
dudanian | 1:c47a2f0816bb | 158 | } else { |
dudanian | 1:c47a2f0816bb | 159 | printf("Unable to connect to %s\n\r", SERVER_IP); |
dudanian | 1:c47a2f0816bb | 160 | } |
dudanian | 0:4e6ae21cbd31 | 161 | } |
dudanian | 0:4e6ae21cbd31 | 162 | } |