bosko lekovic
/
EthTCPclient_02
ver 2
Diff: main.cpp
- Revision:
- 0:b01306ccbbe1
diff -r 000000000000 -r b01306ccbbe1 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Feb 12 20:25:05 2020 +0000 @@ -0,0 +1,220 @@ +/* mbed Microcontroller Library + * Copyright (c) 2019 ARM Limited + * SPDX-License-Identifier: Apache-2.0 + */ + +#include "mbed.h" +#include "platform/mbed_thread.h" + +#include "EthernetInterface.h" + +#include <stdio.h> +#include <string.h> +#include "TCPSocket.h" + + +void putOnDispNo(int broj, char boja); +void putOnDisp(char *s, char boja); +void slanjefun(); + +#define IP_ADDR "192.168.2.11" +#define NET_MASK "255.255.248.0" +#define GATW_ADDR "192.168.1.1" +#define IP_ADDR_R "192.168.1.9" + + + +EthernetInterface eth; +nsapi_error_t err; + + +int strcount( unsigned char *ps) +{ + int i=0; + for(i=0; ps[i] != 0; i++); + return i; +} + +void tcpThread_fun( EthernetInterface *e); + + DigitalOut tast(PTB19,0); +//RawSerial rs485(PTC17,PTC16); +RawSerial rs485(PTD3,PTD2); + + +int main(void) +{ + + rs485.format(8, mbed::RawSerial::Even, 1); + + Thread t; + // t.start( slanjefun ); + + + + if( (err = eth.set_network(IP_ADDR,NET_MASK,GATW_ADDR))!= NSAPI_ERROR_OK ) { printf(" greska setovanja mreze %d \n\r", err); return 1; } + if( (err = eth.connect()) != NSAPI_ERROR_OK ) { printf(" greska konekcije %d \n\r", err); return 1; } + + const char *ip = eth.get_ip_address() ; + + + printf( "MAC adresa: %s\n\r", eth.get_mac_address() ); + printf( "IP adresa: %s\n\r", ip); + printf( "net mask: %s\n\r", eth.get_netmask() ); + printf( "GW adresa: %s\n\r", eth.get_gateway() ); + + Thread TCPThread; + TCPThread.start( callback( tcpThread_fun, ð )); + + int i=0; + + while(true) + { + thread_sleep_for(20000); + printf("main %d\n\r",i++); + } + // printf("\n\rmain: Kraj, error=%d\n\r",err); fflush(stdout); +} + + + + + unsigned char sendBuffer[]= "HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Type: text/html\r\n\r\nMarko je ovde"; // HTTP Message Body, length = 11 +unsigned char sb[1000]="HTTP/1.1 200 OK\r\nConnection: close\r\nContent-Type: text/html\r\n\r\n"; + + + +unsigned char txbuf[100]="test konekcije"; +unsigned char rxbuf[100]; + +void tcpThread_fun( EthernetInterface *e) +{ + + TCPSocket tcpSocket; + nsapi_error_t err=NULL; + SocketAddress sa("192.168.2.254", 12197); + printf("ip= %s, ver= %d, port= %d\n\r", sa.get_ip_address(), sa.get_ip_version(), sa.get_port() ); + int i=1; + + while(true) + { + if((err=tcpSocket.open( e )) ==0 ) + { + if((err = tcpSocket.connect(sa)) == 0) + { + while( true) + { + printf("iteracija %d \n\r", i); + if(strcount(txbuf) ) + { + printf(" za slanje %d bajtova: %s\n\r", strcount(txbuf), txbuf); + if( (err = tcpSocket.send(txbuf,strcount(txbuf))<0 ) ) { printf("send err %d\n\r", err); break; } + else(" poslano %d bajtova od: %s\n\r", err, txbuf); + memset(txbuf, 0, sizeof(txbuf) ); + } + else + { + if( (err = tcpSocket.recv(rxbuf,sizeof(rxbuf)) <0 )) { printf("recv err %d\n\r", err); break; } + else + { + + printf(" prim tel %d: %s\n\r", err, rxbuf) ; + { + extern void putOnDisp(char *, char ); + putOnDisp((char*)rxbuf, 1); + } + memcpy(txbuf, rxbuf, sizeof(txbuf) ); + memset(rxbuf, 0, sizeof(rxbuf)); + } + } + printf("kraj iteracije %d \n\r", i++); + fflush(stdout); + } + } + else printf("greska otvaranja konekcije %d\n\r", err); + } + else printf("greska otvaranja socketa %d\n\r", err); + + printf("zatvaranje konekcije\n\r"); + tcpSocket.close(); + thread_sleep_for(2000); + } +} + + + + +// +//enum nsapi_error { +// NSAPI_ERROR_OK = 0, /*!< no error */ +// NSAPI_ERROR_WOULD_BLOCK = -3001, /*!< no data is not available but call is non-blocking */ +// NSAPI_ERROR_UNSUPPORTED = -3002, /*!< unsupported functionality */ +// NSAPI_ERROR_PARAMETER = -3003, /*!< invalid configuration */ +// NSAPI_ERROR_NO_CONNECTION = -3004, /*!< not connected to a network */ +// NSAPI_ERROR_NO_SOCKET = -3005, /*!< socket not available for use */ +// NSAPI_ERROR_NO_ADDRESS = -3006, /*!< IP address is not known */ +// NSAPI_ERROR_NO_MEMORY = -3007, /*!< memory resource not available */ +// NSAPI_ERROR_NO_SSID = -3008, /*!< ssid not found */ +// NSAPI_ERROR_DNS_FAILURE = -3009, /*!< DNS failed to complete successfully */ +// NSAPI_ERROR_DHCP_FAILURE = -3010, /*!< DHCP failed to complete successfully */ +// NSAPI_ERROR_AUTH_FAILURE = -3011, /*!< connection to access point failed */ +// NSAPI_ERROR_DEVICE_ERROR = -3012, /*!< failure interfacing with the network processor */ +// NSAPI_ERROR_IN_PROGRESS = -3013, /*!< operation (eg connect) in progress */ +// NSAPI_ERROR_ALREADY = -3014, /*!< operation (eg connect) already in progress */ +// NSAPI_ERROR_IS_CONNECTED = -3015, /*!< socket is already connected */ +// NSAPI_ERROR_CONNECTION_LOST = -3016, /*!< connection lost */ +// NSAPI_ERROR_CONNECTION_TIMEOUT = -3017, /*!< connection timed out */ +//}; + + + + + +void ev(int){tast=0;} + +unsigned char buf_tel[100] = {0x71,0x00,0x0D,0x71,0x43,0x01,0x1B,0x4A,0x01,0x01,0x1B,0x43,1,0x33,0xD5,0x16}; +void putOnDisp( char *s, char boja) +{ + int ubb = 13+strlen(s)+1+1-4-2; + unsigned char lh, ll; + ll=ubb; + lh=ubb>>8; + + memcpy(buf_tel+13, s, strlen(s)+2); + + int suma=0; + for(int i = 4; i < 13+strlen(s); i++) { + suma +=buf_tel[i]; + } + + buf_tel[13+strlen(s)] = suma; + buf_tel[13+strlen(s)+1] = 22; + buf_tel[1]=lh; + buf_tel[2]=ll; + + fflush(stdout); + + tast=1; + rs485.write(buf_tel, 21,ev); +} +void putOnDispNo(int broj, char boja) +{ + char s[10]; + sprintf( s, "%d", broj); + putOnDisp( s, boja); +} + + +void slanjefun(){ + + int j=0; + + + while (true) { + // printf("disp thred %d\n\r",j); + if(j >10 && j<15 ) putOnDisp("des",1); + else putOnDispNo(j,1); + j++; + thread_sleep_for(1000); + } +}