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#define THIS_IS_STACK_APPLICATION
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#include "stacktsk.h"
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#include "tick.h"
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#include "delay.h"
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#include "network.h"
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#include "barcode.h"
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#include "keyboard.h"
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#include "MyI2C.h"
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#include "xlcd.h"
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#include <string.h>
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/*
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* This is used by other stack elements.
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* Main application must define this and initialize it with
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* proper values.
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*/
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APP_CONFIG AppConfig;
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BYTE myDHCPBindCount = 0;
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#if defined(STACK_USE_DHCP)
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extern BYTE DHCPBindCount;
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#else
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/*
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* If DHCP is not enabled, force DHCP update.
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*/
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BYTE DHCPBindCount = 1;
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#endif
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/*
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* Set configuration fuses for HITECH compiler.
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* For MCC18 compiler, separately linked config.asm file
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* will set the correct fuses.
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*/
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#if defined(HITECH_C18)
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__CONFIG(1, UNPROTECT & HS);
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__CONFIG(2, PWRTEN & BORDIS & WDTDIS);
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#endif
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/*
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* Private helper functions.
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* These may or may not be present in all applications.
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*/
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static void InitAppConfig(void);
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static void InitializeBoard(void);
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static void SetConfig(void);
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// Skal fjernes
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#define LCD_IC 0x74
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void mylcd_write_byte(unsigned char data)
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{
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StartI2C(LCD_IC);
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WriteI2CByte( data );
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StopI2C();
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Delay10us(1); //I2C spec's siger min 4.7 uSec mellem stop og næste start
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}
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void main(void)
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{
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// Tick to blink SYSTEM led.
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static TICK t = 0;
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char i;
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unsigned char numbers[20];
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unsigned long amount;
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unsigned char lcd_buffer[21];
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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;
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TICK lastTick;
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TICK diffTicks;
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/*
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* Initialize any application specific hardware.
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*/
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InitializeBoard();
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/*
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* Initialize all stack related components.
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* Following steps must be performed for all applications using
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* PICmicro TCP/IP Stack.
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*/
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TickInit();
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/*
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* Initialize Stack and application related NV variables.
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*/
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InitAppConfig();
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StackInit();
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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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* Once all items are initialized, go into infinite loop and let
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* stack items execute their tasks.
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* If application needs to perform its own task, it should be
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* done at the end of while loop.
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* Note that this is a "co-operative mult-tasking" mechanism
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* where every task performs its tasks (whether all in one shot
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* or part of it) and returns so that other tasks can do their
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* job.
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* If a task needs very long time to do its job, it must broken
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* down into smaller pieces so that other tasks can have CPU time.
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*/
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// Defines the IP add. on the server machine (rnode is defined in network.h)
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rnode.IPAddr.v[0] = 192;
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rnode.IPAddr.v[1] = 168;
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rnode.IPAddr.v[2] = 1;
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rnode.IPAddr.v[3] = 20;
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while(1)
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{
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char keyboard_entered;
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char network_error;
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/*
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* Blink SYSTEM LED every second.
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*/
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if ( TickGetDiff(TickGet(), t) >= TICK_SECOND/2 )
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{
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t = TickGet();
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LATA4 ^= 1;
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}
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/*
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* This task performs normal stack task including checking
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* for incoming packet, type of packet and calling
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* appropriate stack entity to process it.
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*/
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StackTask();
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/*
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* For DHCP information, display how many times we have renewed the IP
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* configuration since last reset.
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*/
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//mylcd_write_byte(0b10100101);
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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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numbers[number_count] = 0; //nulterminering inden brug af atol
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amount = atol(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", 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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network_send_goodbye();
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hello = 0;
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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 atol
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varetal = atol(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)
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{
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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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/*********************************************************************
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* Function: void InitializeBoard(void)
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*
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* PreCondition: None
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*
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* Input: None
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*
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* Output: None
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*
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* Side Effects: None
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*
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* Overview: Initialize board specific hardware.
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*
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* Note: None
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********************************************************************/
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static void InitializeBoard(void)
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{
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/*
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* Setup for PORTA.RA0 as analog input while rests
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* as digital i/o lines.
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*/
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ADCON1 = 0b10001110; // RA0 as analog input, Right justified
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TRISA = 0x03;
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/*
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* LCD is enabled using RA5.
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*/
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// PORTA_RA5 = 0; // Disable LCD.
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/*
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* Turn off the LED's.
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*/
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LATA2 = 1;
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LATA3 = 1;
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/*
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* External data EEPROM needs pull-ups, so enable internal
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* pull-ups.
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*/
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INTCON2_RBPU = 0;
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T0CON = 0;
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INTCON_GIEH = 1;
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INTCON_GIEL = 1;
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}
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/*********************************************************************
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* Function: void InitAppConfig(void)
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*
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* PreCondition: MPFSInit() is already called.
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*
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* Input: None
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*
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* Output: Write/Read non-volatile config variables.
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*
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* Side Effects: None
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*
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* Overview: None
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*
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* Note: None
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********************************************************************/
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static void InitAppConfig(void)
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{
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/*
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* Load default configuration into RAM.
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*/
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AppConfig.MyIPAddr.v[0] = MY_DEFAULT_IP_ADDR_BYTE1;
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AppConfig.MyIPAddr.v[1] = MY_DEFAULT_IP_ADDR_BYTE2;
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AppConfig.MyIPAddr.v[2] = MY_DEFAULT_IP_ADDR_BYTE3;
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AppConfig.MyIPAddr.v[3] = MY_DEFAULT_IP_ADDR_BYTE4;
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AppConfig.MyMask.v[0] = MY_DEFAULT_MASK_BYTE1;
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AppConfig.MyMask.v[1] = MY_DEFAULT_MASK_BYTE2;
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AppConfig.MyMask.v[2] = MY_DEFAULT_MASK_BYTE3;
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AppConfig.MyMask.v[3] = MY_DEFAULT_MASK_BYTE4;
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AppConfig.MyGateway.v[0] = MY_DEFAULT_GATE_BYTE1;
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AppConfig.MyGateway.v[1] = MY_DEFAULT_GATE_BYTE2;
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AppConfig.MyGateway.v[2] = MY_DEFAULT_GATE_BYTE3;
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AppConfig.MyGateway.v[3] = MY_DEFAULT_GATE_BYTE4;
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AppConfig.MyMACAddr.v[0] = MY_DEFAULT_MAC_BYTE1;
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AppConfig.MyMACAddr.v[1] = MY_DEFAULT_MAC_BYTE2;
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AppConfig.MyMACAddr.v[2] = MY_DEFAULT_MAC_BYTE3;
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AppConfig.MyMACAddr.v[3] = MY_DEFAULT_MAC_BYTE4;
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AppConfig.MyMACAddr.v[4] = MY_DEFAULT_MAC_BYTE5;
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AppConfig.MyMACAddr.v[5] = MY_DEFAULT_MAC_BYTE6;
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#if defined(STACK_USE_DHCP)
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AppConfig.Flags.bIsDHCPEnabled = TRUE;
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#else
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AppConfig.Flags.bIsDHCPEnabled = FALSE;
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#endif
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}
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BOOL StringToIPAddress(char *str, IP_ADDR *buffer)
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{
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BYTE v;
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char *temp;
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BYTE byteIndex;
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temp = str;
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byteIndex = 0;
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while( v = *str )
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{
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if ( v == '.' )
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{
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*str++ = '\0';
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buffer->v[byteIndex++] = atoi(temp);
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temp = str;
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}
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else if ( v < '0' || v > '9' )
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return FALSE;
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str++;
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}
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buffer->v[byteIndex] = atoi(temp);
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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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}
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