/********************************************************************* * Flowcode LCD Display Component Code * * File: LCDDisplay_Code.c * * (c) 2007 Matrix Multimedia Ltd. * http://www.matrixmultimedia.com * * Software License Agreement * * The software supplied herewith by Matrix Multimedia Ltd (the * “Company”) for its Flowcode graphical programming language is * intended and supplied to you, the Company’s customer, for use * solely and exclusively on the Company's products. The software * is owned by the Company, and is protected under applicable * copyright laws. All rights are reserved. Any use in violation * of the foregoing restrictions may subject the user to criminal * sanctions under applicable laws, as well as to civil liability * for the breach of the terms and conditions of this licence. * * THIS SOFTWARE IS PROVIDED IN AN “AS IS” CONDITION. NO WARRANTIES, * WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT NOT LIMITED * TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. THE COMPANY SHALL NOT, * IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL OR * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. * * Changelog: * * date | by | description * -------+----+----------------------------------------------------- * 300307 | ST | Created * 150807 | ST | Added a missing delay to function * 100608 | BR | Modified addressing on 4-line displays * | | * | | * * * ********************************************************************/ /********************************************************************* Return & parameter types: void char short char* Pin directions: 0 = OUTPUT 2 = INPUT 3 = BIDIRECTIONAL Macro substitutions: %a = PORT_VAL %b = TRIS_VAL %c = DATA1_PIN_VAL %d = DATA2_PIN_VAL %e = DATA3_PIN_VAL %f = DATA4_PIN_VAL %g = RS_PIN_VAL %h = ENABLE_PIN_VAL %i = COMP_X %j = ROW_CNT ********************************************************************** [Settings] CLSID={E91B80A4-9610-4C9E-A116-9726E2FAF73E} ********************************************************************** /******************************************************************** * ADDITIONAL CODE ********************************************************************/ /*InitialisationCode_Start*/ /*InitialisationCode_End*/ /*InterruptCode_Start*/ /*InterruptCode_End*/ /******************************************************************** * FUNCTIONS ********************************************************************/ void GetDefines() { /*Macro_GetDefines_Start*/ } //Dummy end of function to allow defines to be added correctly //component connections #define %i_PORT %a #define %i_TRIS %b #define %i_BIT0 %c #define %i_BIT1 %d #define %i_BIT2 %e #define %i_BIT3 %f #define %i_RS %g #define %i_E %h #ifdef _BOOSTC #define %i_DELAY delay_10us(10) #endif #ifdef _C2C_ #define %i_DELAY delay_us(100) #endif #ifndef %i_DELAY #define %i_DELAY delay_us(100) #endif //internal function prototypes void %i_RawSend(char nIn, char nMask); //internal function implementations void %i_RawSend(char nIn, char nMask) { unsigned char pt; unsigned char outVal; outVal = %i_PORT; clear_bit(outVal, %i_BIT0); clear_bit(outVal, %i_BIT1); clear_bit(outVal, %i_BIT2); clear_bit(outVal, %i_BIT3); clear_bit(outVal, %i_RS); clear_bit(outVal, %i_E); pt = ((nIn >> 4) & 0x0f); if (pt & 0x01) set_bit(outVal, %i_BIT0); if (pt & 0x02) set_bit(outVal, %i_BIT1); if (pt & 0x04) set_bit(outVal, %i_BIT2); if (pt & 0x08) set_bit(outVal, %i_BIT3); if (nMask) set_bit(outVal, %i_RS); %i_PORT = outVal; %i_DELAY; set_bit (%i_PORT, %i_E); %i_DELAY; clear_bit (%i_PORT, %i_E); pt = (nIn & 0x0f); %i_DELAY; outVal = %i_PORT; clear_bit(outVal, %i_BIT0); clear_bit(outVal, %i_BIT1); clear_bit(outVal, %i_BIT2); clear_bit(outVal, %i_BIT3); clear_bit(outVal, %i_RS); clear_bit(outVal, %i_E); if (pt & 0x01) set_bit(outVal, %i_BIT0); if (pt & 0x02) set_bit(outVal, %i_BIT1); if (pt & 0x04) set_bit(outVal, %i_BIT2); if (pt & 0x08) set_bit(outVal, %i_BIT3); if (nMask) set_bit(outVal, %i_RS); %i_PORT = outVal; %i_DELAY; set_bit (%i_PORT, %i_E); %i_DELAY; clear_bit (%i_PORT, %i_E); %i_DELAY; } // Dummy function to close the defines section off void %i_Dummy_Function(); void %i_Dummy_Function() { /*Macro_GetDefines_End*/ } void Start() { /*Macro_Iniciar_Start*/ /*Macro_Init_Start*/ /*Macro_Start_Start*/ clear_bit(%i_TRIS, %i_BIT0); clear_bit(%i_TRIS, %i_BIT1); clear_bit(%i_TRIS, %i_BIT2); clear_bit(%i_TRIS, %i_BIT3); clear_bit(%i_TRIS, %i_RS); clear_bit(%i_TRIS, %i_E); delay_ms(12); %i_RawSend(0x33, 0); delay_ms(2); %i_RawSend(0x32, 0); delay_ms(2); %i_RawSend(0x2c, 0); delay_ms(2); %i_RawSend(0x06, 0); delay_ms(2); %i_RawSend(0x0c, 0); delay_ms(2); //clear the display %i_RawSend(0x01, 0); delay_ms(2); %i_RawSend(0x02, 0); delay_ms(2); /*Macro_Start_End*/ /*Macro_Init_End*/ /*Macro_Iniciar_End*/ } void Clear() { /*Macro_Anular_Start*/ /*Macro_Efface_Start*/ /*Macro_Clear_Start*/ %i_RawSend(0x01, 0); delay_ms(2); %i_RawSend(0x02, 0); delay_ms(2); /*Macro_Clear_End*/ /*Macro_Efface_End*/ /*Macro_Anular_End*/ } void PrintASCII(char Character) { /*Macro_ImprimirASCII_Start*/ /*Macro_Écrit_Car_Start*/ /*Macro_PrintASCII_Start*/ trisb = trisb & 0x0F; //Sets the high nibble to an output %i_RawSend(Character, 0x10); trisb = trisb | 0xF0; //Sets the high nibble to an input /*Macro_PrintASCII_End*/ /*Macro_Écrit_Car_End*/ /*Macro_ImprimirASCII_End*/ } void Command(char in) { /*Macro_Comando_Start*/ /*Macro_Command_Start*/ %i_RawSend(in, 0); delay_ms(2); /*Macro_Command_End*/ /*Macro_Comando_End*/ } void Cursor(char x, char y) { /*Macro_Curseur_Start*/ /*Macro_Cursor_Start*/ trisb = trisb & 0x0F; //Sets the high nibble to an output #if (%j == 1) y=0x80; #endif #if (%j == 2) if (y==0) y=0x80; else y=0xc0; #endif #if (%j == 4) if (y==0) y=0x80; else if (y==1) y=0xc0; else if (y==2) y=0x90; else y=0xd0; #endif %i_RawSend(y+x, 0); delay_ms(2); trisb = trisb | 0xF0; //Sets the high nibble to an input /*Macro_Cursor_End*/ /*Macro_Curseur_End*/ } void PrintNumber(short Number) { /*Macro_ImprimirNumero_Start*/ /*Macro_Écrit_Num_Start*/ /*Macro_PrintNumber_Start*/ trisb = trisb & 0xF0; //Sets the high nibble to an output short tmp_int; char tmp_byte; if (Number < 0) { %i_RawSend('-', 0x10); Number = 0 - Number; } tmp_int = Number; if (Number >= 10000) { tmp_byte = tmp_int / 10000; %i_RawSend('0' + tmp_byte, 0x10); while (tmp_byte > 0) { tmp_int = tmp_int - 10000; tmp_byte--; } } if (Number >= 1000) { tmp_byte = tmp_int / 1000; %i_RawSend('0' + tmp_byte, 0x10); while (tmp_byte > 0) { tmp_int = tmp_int - 1000; tmp_byte--; } } if (Number >= 100) { tmp_byte = tmp_int / 100; %i_RawSend('0' + tmp_byte, 0x10); while (tmp_byte > 0) { tmp_int = tmp_int - 100; tmp_byte--; } } if (Number >= 10) { tmp_byte = tmp_int / 10; %i_RawSend('0' + tmp_byte, 0x10); while (tmp_byte > 0) { tmp_int = tmp_int - 10; tmp_byte--; } } %i_RawSend('0' + tmp_int, 0x10); trisb = trisb | 0xF0; //Sets the high nibble to an input /*Macro_PrintNumber_End*/ /*Macro_Écrit_Num_End*/ /*Macro_ImprimirNumero_End*/ } void PrintString(char* String, char MSZ_String) { /*Macro_ImprimirCadena_Start*/ /*Macro_Écrit_Chaîne_Start*/ /*Macro_PrintString_Start*/ trisb = trisb & 0xF0; //Sets the high nibble to an output char idx; for (idx=0; idx