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#define THIS_IS_STACK_APPLICATION |
#define THIS_IS_STACK_APPLICATION |
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#include "stacktsk.h" |
#include "stacktsk.h" |
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#include "dhcp.h" |
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#include "tick.h" |
#include "tick.h" |
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#include "delay.h" |
#include "delay.h" |
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#include "udp.h" |
#include "network.h" |
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#include "arp.h" |
#include "barcode.h" |
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#include "arptsk.h" |
#include "keyboard.h" |
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#include "tcp.h" |
#include "MyI2C.h" |
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#include "xlcd.h" |
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#include <string.h> |
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bit bIsDhcpUp = 0; |
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char netlevel = 0; |
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// All TFTP command statuts display will be done on first line of LCD. |
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//#define TFTP_COMMAND_DISPLAY_LINE 0 |
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// Result will be displayed at y = 15. |
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#define TFTP_COMMAND_RESULT_POSITION 15 |
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/*#define STARTUP_MSG "G1_Build_0x00" |
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ROM char StartupMsg[] = STARTUP_MSG; |
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#if defined(STACK_USE_DHCP) || defined(STACK_USE_IP_GLEANING) |
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ROM char DHCPMsg[] = "DHCP/Gleaning..."; |
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#endif |
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ROM char SetupMsg[] = "Board Setup..."; |
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// 1234567890123456 |
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//ROM char blankLCDLine[] = " "; |
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*/ |
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/* |
/* |
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* This is used by other stack elements. |
* This is used by other stack elements. |
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* Main application must define this and initialize it with |
* Main application must define this and initialize it with |
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static void InitializeBoard(void); |
static void InitializeBoard(void); |
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static void SetConfig(void); |
static void SetConfig(void); |
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/***************************** |
// Skal fjernes |
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Enummerations |
#define LCD_IC 0x74 |
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****************************/ |
void mylcd_write_byte(unsigned char data) |
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typedef enum _NetworkState |
{ |
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{ |
StartI2C(LCD_IC); |
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off, |
WriteI2CByte( data ); |
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DhcpIsBound, |
StopI2C(); |
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ArpIsTxReady, |
Delay10us(1); //I2C spec's siger min 4.7 uSec mellem stop og næste start |
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ArpIsResolved, |
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SockOpening, |
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SockOpen, |
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TcpReadyToSend, |
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TcpSend, |
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HelloDone, |
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StregkodeDone, |
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SockClosing, |
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SockClosed |
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} NetworkState; |
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/***************************** |
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GLOBAL INIT |
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****************************/ |
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NODE_INFO rnode; |
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NetworkState state; |
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TCP_SOCKET tsock1; |
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/***************************** |
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network funktions |
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****************************/ |
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int net_INT = 13, i; |
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char *net_CHAR = "1234567890123"; |
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void network_init(void) |
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{ |
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state = off; |
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} |
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void network_worker(void) |
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{ |
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TickGet(); |
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StackTask(); |
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} |
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void network_wait(unsigned char n) |
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{ |
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int i; |
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for (i=0; i<n; i++) |
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{ |
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network_worker(); |
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DelayMs(1); |
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} |
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} |
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char network_send_hello( unsigned char termid ) |
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{ |
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char gotArp = 0; // if gotArp is 0, the embedded haven't talked to the server since boot. |
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static char isBound = 0; |
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while( !DHCPIsBound() && isBound == 0 ) |
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network_worker(); |
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// while( state != DhcpIsBound ){ |
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if ( DHCPIsBound() && isBound == 0 ){ |
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state = DhcpIsBound; |
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isBound = 1; |
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// } |
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} |
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while( state != HelloDone ) |
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{ |
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switch (state) |
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{ |
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case DhcpIsBound: |
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if ( ARPIsTxReady() && gotArp == 0 ) |
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state = ArpIsTxReady; |
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else |
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state = ArpIsResolved; |
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break; |
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case ArpIsTxReady: |
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ARPResolve(&rnode.IPAddr); |
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gotArp = 1; |
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state = ArpIsResolved; |
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break; |
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case ArpIsResolved: |
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if ( ARPIsResolved(&rnode.IPAddr, &rnode.MACAddr) ){ |
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state = SockOpening; |
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} |
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break; |
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case SockOpening: |
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tsock1 = TCPConnect (&rnode, 3000); |
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state = SockOpen; |
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break; |
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case SockOpen: |
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if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
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state = TcpSend; |
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break; |
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case TcpSend: |
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TCPPut( tsock1, 0x00 ); |
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TCPPut( tsock1, termid ); |
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TCPFlush(tsock1); |
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//TCPDiscard( tsock1 ); |
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state = HelloDone; |
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network_wait(5); |
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break; |
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} |
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network_worker(); |
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} |
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return 0; |
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} |
} |
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char network_send_scan_frame( unsigned char stregkode[], unsigned char buflen ) |
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{ |
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while( state != StregkodeDone ) |
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{ |
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switch (state) |
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{ |
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case HelloDone: |
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if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
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state = TcpSend; |
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case TcpSend: |
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TCPPut( tsock1, 0x01 ); |
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for (i = 0; i < buflen; i++) |
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{ |
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TCPPut(tsock1, stregkode[i] ); |
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} |
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TCPFlush(tsock1); |
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state = StregkodeDone; |
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break; |
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} |
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network_worker(); |
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} |
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return 0; |
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} |
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char network_send_goodbye(void) |
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{ |
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while( state != SockClosed) |
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{ |
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switch (state) |
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{ |
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case TcpReadyToSend: |
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if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
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state = TcpSend; |
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break; |
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case TcpSend: |
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TCPPut( tsock1, 0x06 ); |
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TCPFlush( tsock1 ); |
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state = SockClosing; |
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break; |
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case SockClosing: |
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TCPDisconnect( tsock1 ); |
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state = SockClosed; |
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break; |
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} |
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network_worker(); |
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} |
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if( TCPIsConnected(tsock1) ) |
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return 3; // Didn't close the socket properly; |
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else |
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return 0; |
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} |
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void network_wait_for_dhcp() |
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{ |
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while (!DHCPIsBound()) |
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network_worker(); |
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} |
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void main(void) |
void main(void) |
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{ |
{ |
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// Tick to blink SYSTEM led. |
// Tick to blink SYSTEM led. |
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static TICK t = 0; |
static TICK t = 0; |
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TCP_SOCKET usock1; |
char i; |
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char sock_state = 0; |
unsigned char numbers[20]; |
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char is_resolved = 0; |
unsigned long amount; |
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char has_arp = 0; |
unsigned char lcd_buffer[21]; |
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char a = 1; |
short number_count = 0; |
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short produkt_amount = 0; |
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static bit hello = 0; |
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short varetal = 1; |
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TICK tick; |
TICK tick; |
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TICK lastTick; |
TICK lastTick; |
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StackInit(); |
StackInit(); |
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network_init(); |
network_init(); |
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barcode_init(); |
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InitI2C(); |
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XLCDInit(); |
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/* |
/* |
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*/ |
*/ |
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// Defines the IP add. on the server machine |
// Defines the IP add. on the server machine (rnode is defined in network.h) |
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rnode.IPAddr.v[0] = 192; |
rnode.IPAddr.v[0] = 192; |
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rnode.IPAddr.v[1] = 168; |
rnode.IPAddr.v[1] = 168; |
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rnode.IPAddr.v[2] = 1; |
rnode.IPAddr.v[2] = 1; |
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while(1) |
while(1) |
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{ |
{ |
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unsigned char antal = 8; |
char keyboard_entered; |
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unsigned char stregkode[] = "12345678"; |
char network_error; |
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/* |
/* |
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* Blink SYSTEM LED every second. |
* Blink SYSTEM LED every second. |
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*/ |
*/ |
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* For DHCP information, display how many times we have renewed the IP |
* For DHCP information, display how many times we have renewed the IP |
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* configuration since last reset. |
* configuration since last reset. |
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*/ |
*/ |
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a = network_send_hello( 0x01 ); |
//mylcd_write_byte(0b10100101); |
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a = network_send_scan_frame( stregkode, antal ); |
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a = network_send_goodbye(); |
if( (barcode_is_ready() || keyboard_entered) && !hello){ |
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network_send_hello(0x01); |
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hello = 1; |
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} |
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if (barcode_is_ready()) |
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{ |
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for (i=0;i< barcode_get_length(); i++) |
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{ |
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global_network_char[i] = global_barcode_buffer[i]; |
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global_network_charlen = barcode_get_length(); |
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} |
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barcode_reset(); |
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network_send_scan_frame( varetal, global_network_charlen ); |
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varetal = 1; |
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/* |
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XLCDClear(); |
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XLCDGoto(1,0); |
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for (i=0;i< barcode_get_length(); i++) |
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{ |
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XLCDPut(global_barcode_buffer[i]); |
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} |
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*/ |
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} |
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keyboard_entered = keyboard_read_safe(); |
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if( keyboard_entered ) |
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{ |
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switch( keyboard_entered ) |
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{ |
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case 'A': |
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network_send_calc_total(); |
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XLCDClear(); |
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XLCDGoto(0,0); |
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for( i=0; i<global_network_charlen; i++ ) |
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{ |
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XLCDPut(global_network_char[i]); |
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} |
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break; |
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case 'B': |
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amount = atoi(numbers); |
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number_count = 0; |
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network_send_cash_payed(amount); |
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network_send_goodbye(); |
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hello = 0; |
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sprintf(lcd_buffer,"%-5d", global_network_amount); |
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XLCDGoto(0,0); |
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XLCDPutString(lcd_buffer); |
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break; |
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case 'C': |
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network_send_cancel_last(); |
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break; |
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case 'D': |
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network_send_cancel_all(); |
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break; |
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case 'E': |
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for( i=0; i<number_count;i++ ) |
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{ |
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global_network_char[i] = numbers[i]; |
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} |
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network_send_scan_frame( varetal, number_count ); |
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varetal = 1; |
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number_count = 0; |
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break; |
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case 'F': |
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numbers[number_count] = 0; //nulterminering inden brug af atoi |
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varetal = atoi(numbers); |
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number_count = 0; |
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break; |
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default: |
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numbers[number_count] = keyboard_entered; |
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//numbers; // got to catch 0-9; 20 byte array. |
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number_count++; // amount of used bytes in numbers. |
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} |
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} |
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/* |
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network_send_hello( 0x01 ); |
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strncpy(global_network_char, "12345678", 8); |
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network_send_scan_frame( 1, 8 ); //1x vare, stregkodelængde=8 |
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strncpy(global_network_char, "87654444", 8); |
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network_send_scan_frame( 1, 8 ); //1x vare, stregkodelængde=8 |
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network_send_calc_total(); |
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network_send_cash_payed(50000); |
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network_send_cancel_last(); |
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network_send_cancel_all(); |
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network_send_goodbye(); |
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*/ |
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} |
} |
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} |
} |
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void interrupt HighISR(void) |
void interrupt HighISR(void) |
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{ |
{ |
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TickUpdate(); |
if (RCIF == 1) |
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barcode_interrupt(); |
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else |
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TickUpdate(); |
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} |
} |
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#if defined(MCHP_C18) |
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#pragma code highVector=0x08 |
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void HighVector (void) |
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{ |
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_asm goto HighISR _endasm |
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} |
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#pragma code /* return to default code section */ |
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#endif |
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/********************************************************************* |
/********************************************************************* |
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* Function: void InitializeBoard(void) |
* Function: void InitializeBoard(void) |
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return (byteIndex == 3); |
return (byteIndex == 3); |
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} |
} |
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void XLCDDelay15ms(void) |
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{ |
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DelayMs(15); |
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} |
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void XLCDDelay4ms(void) |
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{ |
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DelayMs(4); |
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} |
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void XLCDDelay100us(void) |
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{ |
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INTCON_GIEH = 0; |
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Delay10us(1); |
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INTCON_GIEH = 1; |
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} |