Ayrton Leyssens / Mbed 2 deprecated ProjectES

Project Embedded Systems E-ict Denayer

Dependencies:   BSP_DISCO_F746NG F7_Ethernet LCD_DISCO_F746NG TS_DISCO_F746NG mbed-rtos mbed

main.cpp@4:860566e5814e, 2017-08-17 (annotated)

Committer:
Ayrton_L
Date:
Thu Aug 17 13:32:25 2017 +0000
Revision:
4:860566e5814e
Parent:
3:7aef6c427f97
Child:
5:0518cef07365
latest;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Ayrton_L 0:16bcf70d262e 1 #include "main.h"
Ayrton_L 0:16bcf70d262e 2
Ayrton_L 3:7aef6c427f97 3 int32_t l_ResetDisplay( void )
Ayrton_L 0:16bcf70d262e 4 {
Ayrton_L 0:16bcf70d262e 5 display.Clear( LCD_COLOR_WHITE );
Ayrton_L 0:16bcf70d262e 6 display.SetBackColor( LCD_COLOR_WHITE );
Ayrton_L 0:16bcf70d262e 7 display.SetTextColor( LCD_COLOR_BLACK );
Ayrton_L 0:16bcf70d262e 8 return 0;
Ayrton_L 0:16bcf70d262e 9 }
Ayrton_L 0:16bcf70d262e 10
Ayrton_L 1:a2f7adf6db3d 11 /*-----------------------------------------------------------*/
Ayrton_L 1:a2f7adf6db3d 12
Ayrton_L 3:7aef6c427f97 13 int32_t l_ShowSettings( void )
Ayrton_L 0:16bcf70d262e 14 {
Ayrton_L 3:7aef6c427f97 15 l_ResetDisplay( );
Ayrton_L 3:7aef6c427f97 16 display.SetFont( &Font16 );
Ayrton_L 3:7aef6c427f97 17 display.DisplayStringAt( 10, 10, ( uint8_t * )"Starting application", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 18 display.DisplayStringAt( 10, 30, ( uint8_t * )"Initiating EthernetInterface", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 19 if( Eth.init( ) == 0 )
Ayrton_L 1:a2f7adf6db3d 20 {
Ayrton_L 3:7aef6c427f97 21 display.DisplayStringAt( 10, 50, ( uint8_t * )"Initiating EthernetInterface: done", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 22 display.DisplayStringAt( 10, 70, ( uint8_t * )"Connecting to EthernetInterface", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 23
Ayrton_L 3:7aef6c427f97 24 char c_NewIP[16];
Ayrton_L 3:7aef6c427f97 25 Eth.connect( );
Ayrton_L 3:7aef6c427f97 26 display.DisplayStringAt( 10, 90, ( uint8_t * )"Initiating EthernetInterface: done", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 27 display.DisplayStringAt( 10, 110, ( uint8_t * )"Receiving network information", LEFT_MODE );
Ayrton_L 1:a2f7adf6db3d 28
Ayrton_L 3:7aef6c427f97 29 strncpy( c_NewIP, Eth.getIPAddress( ), 16 );
Ayrton_L 3:7aef6c427f97 30 l_ResetDisplay( );
Ayrton_L 3:7aef6c427f97 31
Ayrton_L 3:7aef6c427f97 32 display.DisplayStringAt( 130, 10, ( uint8_t * )"IP address: ", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 33 display.DisplayStringAt( 270, 10, ( uint8_t * )c_NewIP, LEFT_MODE );
Ayrton_L 3:7aef6c427f97 34 display.DisplayStringAt( 130, 30, ( uint8_t * )"Netmask: ", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 35 display.DisplayStringAt( 270, 30, ( uint8_t * )Eth.getNetworkMask( ), LEFT_MODE );
Ayrton_L 3:7aef6c427f97 36 display.DisplayStringAt( 130, 50, ( uint8_t * )"Gateway: ", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 37 display.DisplayStringAt( 270, 50, ( uint8_t * )Eth.getGateway( ), LEFT_MODE );
Ayrton_L 3:7aef6c427f97 38 display.DisplayStringAt( 130, 70, ( uint8_t * )"Internet: ", LEFT_MODE );
Ayrton_L 3:7aef6c427f97 39 l_sendNTPpacket();
Ayrton_L 1:a2f7adf6db3d 40 }
Ayrton_L 1:a2f7adf6db3d 41
Ayrton_L 0:16bcf70d262e 42 return 0;
Ayrton_L 0:16bcf70d262e 43 }
Ayrton_L 0:16bcf70d262e 44
Ayrton_L 1:a2f7adf6db3d 45 /*-----------------------------------------------------------*/
Ayrton_L 3:7aef6c427f97 46 int32_t l_sendNTPpacket(void)
Ayrton_L 0:16bcf70d262e 47 {
Ayrton_L 3:7aef6c427f97 48 UDPSocket x_Sock;
Ayrton_L 3:7aef6c427f97 49 int32_t l_ErrorCatch;
Ayrton_L 3:7aef6c427f97 50 uint32_t ul_Epoch;
Ayrton_L 3:7aef6c427f97 51 uint16_t us_LowWord;
Ayrton_L 3:7aef6c427f97 52 uint16_t us_HighWord;
Ayrton_L 3:7aef6c427f97 53 uint8_t uc_PacketBuffer[NTP_PACKET_SIZE];
Ayrton_L 0:16bcf70d262e 54
Ayrton_L 3:7aef6c427f97 55 uc_PacketBuffer[0] = 0b11100011;
Ayrton_L 3:7aef6c427f97 56 uc_PacketBuffer[1] = 0;
Ayrton_L 3:7aef6c427f97 57 uc_PacketBuffer[2] = 6;
Ayrton_L 3:7aef6c427f97 58 uc_PacketBuffer[3] = 0xEC;
Ayrton_L 3:7aef6c427f97 59 uc_PacketBuffer[12] = 49;
Ayrton_L 3:7aef6c427f97 60 uc_PacketBuffer[13] = 0x4E;
Ayrton_L 3:7aef6c427f97 61 uc_PacketBuffer[14] = 49;
Ayrton_L 3:7aef6c427f97 62 uc_PacketBuffer[15] = 52;
Ayrton_L 3:7aef6c427f97 63
Ayrton_L 3:7aef6c427f97 64 l_ErrorCatch = x_Sock.init();
Ayrton_L 0:16bcf70d262e 65
Ayrton_L 3:7aef6c427f97 66 if( l_ErrorCatch == -1 )
Ayrton_L 0:16bcf70d262e 67 {
Ayrton_L 3:7aef6c427f97 68 display.DisplayStringAt( 270, 70, ( uint8_t * )"Not Connected" , LEFT_MODE );
Ayrton_L 3:7aef6c427f97 69 return -1;
Ayrton_L 3:7aef6c427f97 70 }
Ayrton_L 3:7aef6c427f97 71
Ayrton_L 3:7aef6c427f97 72 Endpoint x_NTPServer;
Ayrton_L 3:7aef6c427f97 73 l_ErrorCatch = x_NTPServer.set_address(NTP_SERVER_ADDRESS, NTP_SERVER_PORT);
Ayrton_L 3:7aef6c427f97 74 if( l_ErrorCatch == -1 )
Ayrton_L 3:7aef6c427f97 75 {
Ayrton_L 3:7aef6c427f97 76 l_ErrorCatch = x_NTPServer.set_address(NTP_SERVER_ADDRESS_IP, NTP_SERVER_PORT);
Ayrton_L 3:7aef6c427f97 77 if( l_ErrorCatch == -1 )
Ayrton_L 0:16bcf70d262e 78 {
Ayrton_L 3:7aef6c427f97 79 display.DisplayStringAt( 270, 70, ( uint8_t * )"Not Connected" , LEFT_MODE );
Ayrton_L 3:7aef6c427f97 80 return -2;
Ayrton_L 2:1a5565ee8219 81 }
Ayrton_L 0:16bcf70d262e 82 }
Ayrton_L 3:7aef6c427f97 83
Ayrton_L 3:7aef6c427f97 84 l_ErrorCatch= x_Sock.sendTo(x_NTPServer, ( char* )uc_PacketBuffer, NTP_PACKET_SIZE);
Ayrton_L 3:7aef6c427f97 85
Ayrton_L 3:7aef6c427f97 86 if( l_ErrorCatch == -1 )
Ayrton_L 3:7aef6c427f97 87 {
Ayrton_L 3:7aef6c427f97 88 display.DisplayStringAt( 270, 70, ( uint8_t * )"Not Connected" , LEFT_MODE );
Ayrton_L 3:7aef6c427f97 89 return -1;
Ayrton_L 3:7aef6c427f97 90 }
Ayrton_L 3:7aef6c427f97 91
Ayrton_L 3:7aef6c427f97 92 l_ErrorCatch = x_Sock.receiveFrom(x_NTPServer, ( char* ) uc_PacketBuffer, NTP_PACKET_SIZE);
Ayrton_L 3:7aef6c427f97 93
Ayrton_L 3:7aef6c427f97 94 if( l_ErrorCatch == -1 )
Ayrton_L 3:7aef6c427f97 95 {
Ayrton_L 3:7aef6c427f97 96 display.DisplayStringAt( 270, 70, ( uint8_t * )"Not Connected" , LEFT_MODE );
Ayrton_L 3:7aef6c427f97 97 return -1;
Ayrton_L 3:7aef6c427f97 98 }
Ayrton_L 3:7aef6c427f97 99
Ayrton_L 3:7aef6c427f97 100 us_HighWord = (uc_PacketBuffer[40] << 8 ) | uc_PacketBuffer[41];
Ayrton_L 3:7aef6c427f97 101 us_LowWord = (uc_PacketBuffer[42] << 8 ) | uc_PacketBuffer[43];
Ayrton_L 3:7aef6c427f97 102 ul_Epoch = ((us_HighWord << 16) | us_LowWord );
Ayrton_L 3:7aef6c427f97 103 ul_Epoch = ul_Epoch - 2208988800;
Ayrton_L 3:7aef6c427f97 104
Ayrton_L 3:7aef6c427f97 105 display.SetFont( &Font16 );
Ayrton_L 3:7aef6c427f97 106 display.DisplayStringAt( 270, 70, ( uint8_t * )"Connected" , LEFT_MODE );
Ayrton_L 3:7aef6c427f97 107
Ayrton_L 3:7aef6c427f97 108 x_Sock.close();
Ayrton_L 3:7aef6c427f97 109 return 0;
Ayrton_L 0:16bcf70d262e 110 }
Ayrton_L 0:16bcf70d262e 111
Ayrton_L 1:a2f7adf6db3d 112 /*-----------------------------------------------------------*/
Ayrton_L 1:a2f7adf6db3d 113
Ayrton_L 1:a2f7adf6db3d 114 int main( void )
Ayrton_L 0:16bcf70d262e 115 {
Ayrton_L 3:7aef6c427f97 116 l_ShowSettings( );
Ayrton_L 3:7aef6c427f97 117 Eth.disconnect();
Ayrton_L 3:7aef6c427f97 118 }