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#include "tcp.h" |
#include "tcp.h" |
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bit bIsDhcpUp = 0; |
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. |
// All TFTP command statuts display will be done on first line of LCD. |
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//#define TFTP_COMMAND_DISPLAY_LINE 0 |
//#define TFTP_COMMAND_DISPLAY_LINE 0 |
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#define TFTP_COMMAND_RESULT_POSITION 15 |
#define TFTP_COMMAND_RESULT_POSITION 15 |
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#define STARTUP_MSG "G1_Build_0x00" |
/*#define STARTUP_MSG "G1_Build_0x00" |
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ROM char StartupMsg[] = STARTUP_MSG; |
ROM char StartupMsg[] = STARTUP_MSG; |
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// 1234567890123456 |
// 1234567890123456 |
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//ROM char blankLCDLine[] = " "; |
//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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SockOpen, |
SockOpen, |
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TcpReadyToSend, |
TcpReadyToSend, |
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TcpSend, |
TcpSend, |
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HelloDone, |
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StregkodeDone, |
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SockClosing, |
SockClosing, |
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SockClosed |
SockClosed |
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} NetworkState; |
} NetworkState; |
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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 ) |
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. |
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; |
static char isBound = 0; |
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if ( DHCPIsBound() && isBound == 0 ){ |
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state = DhcpIsBound; |
while( !DHCPIsBound() && isBound == 0 ) |
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isBound = 1; |
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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switch (state) |
while( state != HelloDone ) |
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{ |
{ |
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case DhcpIsBound: |
switch (state) |
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if ( ARPIsTxReady() && gotArp == 0 ) |
{ |
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state = ArpIsTxReady; |
case DhcpIsBound: |
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else |
if ( ARPIsTxReady() && gotArp == 0 ) |
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state = ArpIsResolved; |
state = ArpIsTxReady; |
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return 0; |
else |
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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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return 0; |
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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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return 0; |
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} |
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else{ |
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state = ArpIsResolved; |
state = ArpIsResolved; |
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return 2; // no arp resolved |
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 SockOpening: |
case SockOpen: |
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tsock1 = TCPConnect (&rnode, 3000); |
if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
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state = SockOpen; |
state = TcpSend; |
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return 0; |
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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return 0; |
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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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case TcpSend: |
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state = TcpReadyToSend; |
TCPPut( tsock1, 0x00 ); |
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return 0; |
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 1; |
return 0; |
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} |
} |
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char network_send_scan_frame( unsigned char stregkode, unsigned char buflen ) |
char network_send_scan_frame( unsigned char stregkode[], unsigned char buflen ) |
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{ |
{ |
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switch (state) |
while( state != StregkodeDone ) |
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{ |
{ |
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TCPPut( tsock1, 0x01 ); |
switch (state) |
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for (i = buflen; i >= 0; i--) |
{ |
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{ |
case HelloDone: |
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TCPPut(tsock1, stregkode ); |
if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
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} |
state = TcpSend; |
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TCPFlush(tsock1); |
case TcpSend: |
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state = TcpReadyToSend; |
TCPPut( tsock1, 0x01 ); |
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return 1; |
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) |
char network_send_goodbye(void) |
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{ |
{ |
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switch (state) |
while( state != SockClosed) |
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{ |
{ |
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case TcpReadyToSend: |
switch (state) |
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if ( TCPIsConnected(tsock1) && TCPIsPutReady(tsock1) ) |
{ |
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state = TcpSend; |
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 TcpSend: |
case SockClosing: |
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TCPPut( tsock1, 0x06 ); |
TCPDisconnect( tsock1 ); |
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TCPFlush( tsock1 ); |
state = SockClosed; |
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state = SockClosing; |
break; |
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return 0; |
} |
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network_worker(); |
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case SockClosing: |
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TCPDisconnect( tsock1 ); |
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state = SockClosed; |
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return 1; |
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} |
} |
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return 3; // Didn't close the socket properly; |
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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char sock_state = 0; |
char sock_state = 0; |
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char is_resolved = 0; |
char is_resolved = 0; |
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char has_arp = 0; |
char has_arp = 0; |
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char a; |
char a = 1; |
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260 |
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TICK tick; |
TICK tick; |
262 |
TICK lastTick; |
TICK lastTick; |
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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. |
331 |
*/ |
*/ |
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a = network_send_hello( 0x01 ); |
a = network_send_hello( 0x01 ); |
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// a = network_send_scan_frame( stregkode, antal ); |
a = network_send_scan_frame( stregkode, antal ); |
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a = network_send_goodbye(); |
a = network_send_goodbye(); |
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336 |
} |
} |
337 |
} |
} |
338 |
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339 |
#if defined(MCHP_C18) |
void interrupt HighISR(void) |
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#pragma interrupt HighISR save=section(".tmpdata") |
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void HighISR(void) |
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#elif defined(HITECH_C18) |
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#if defined(STACK_USE_SLIP) |
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extern void MACISR(void); |
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#endif |
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void interrupt HighISR(void) |
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#endif |
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340 |
{ |
{ |
341 |
TickUpdate(); |
TickUpdate(); |
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/* |
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#if defined(STACK_USE_SLIP) |
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MACISR(); |
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#endif |
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*/ |
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342 |
} |
} |
343 |
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344 |
#if defined(MCHP_C18) |
#if defined(MCHP_C18) |