Suga koubou / Mbed 2 deprecated WeatherStation

mbed Weather Platform firmware http://mbed.org/users/okini3939/notebook/mbed-weather-platform-firmware/

Dependencies:   ChaNFSSD EthernetNetIf I2CLEDDisp Agentbed ChaNFSUSB ILinterpreter mbed BMP085 WeatherMeters ConfigFile ChaNFS I2CLCD

display.cpp@1:6c7141895545, 2011-07-10 (annotated)

Committer:
okini3939
Date:
Sun Jul 10 15:36:46 2011 +0000
Revision:
1:6c7141895545
Parent:
0:bdb53686c194
Child:
2:a3e5edf84f74

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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/*





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 * Weather Station - mbed Weather Platform





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 * Copyright (c) 2011 Hiroshi Suga





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 * Released under the MIT License: http://mbed.org/license/mit





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 */





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/** @file





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 * @brief Weather Station





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 */





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#include "mbed.h"





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#include "weather.h"





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#ifdef USE_DISPLAY





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#include "I2CLEDDisp.h"





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#include "I2CLCD.h"





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static I2CLEDDisp *leddisp;





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static I2CLCD *lcd;





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static volatile int lcd_flg = 0, leddisp_flg = 0;





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static volatile int leddisp_freq = 0, leddisp_pos = -4;





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static char leddisp_buf[150];





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#endif





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void update_display () {





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#ifdef USE_DISPLAY





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    char buf[128], tmp[128];





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    if (leddisp_flg && cfg.getValue("LEDDISP_MESG", tmp, sizeof(tmp))) {





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        format_str(tmp, leddisp_buf, sizeof(leddisp_buf));





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    }





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    if (lcd_flg && cfg.getValue("LCD_MESG", tmp, sizeof(tmp))) {





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        format_str(tmp, buf, sizeof(buf));





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        lcd->cls();





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        lcd->puts(buf);





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    }





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#endif





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}





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void pool_display () {





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#ifdef USE_DISPLAY





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    int i, addr, len;





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    // LED Display scroll





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    if (leddisp_flg) {





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        leddisp_freq ++;





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        if (leddisp_freq > LED_FREQ) {





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            len = strlen(leddisp_buf);





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            leddisp->locate(0, 0);





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            for (i = 0; i < 4; i ++) {





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                addr = leddisp_pos + i;





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                if (addr >= 0 && addr < len) {





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                    leddisp->putc(leddisp_buf[addr]);





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                } else {





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                    leddisp->putc(' ');





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                }





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            }





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            leddisp_pos ++;





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            if (leddisp_pos >= len + 4) {





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                leddisp_pos = -4;





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            }





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            leddisp_freq = 0;





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        }





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    }





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#endif





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}





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int init_display () {





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#ifdef USE_DISPLAY





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    char buf[128];





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    enum I2CLCDType lcdtype = LCD16x2;





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    enum I2CLCDConfig lcdconf = LCDCFG_3V;





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    if (cfg.getValue("LCD_MESG", buf, sizeof(buf))) {





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        if (cfg.getValue("LCD_TYPE", buf, sizeof(buf))) {





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            lcdtype = (enum I2CLCDType)atoi(buf);





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        }





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        if (cfg.getValue("LCD_CONF", buf, sizeof(buf))) {





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            lcdconf = (enum I2CLCDConfig)atoi(buf);





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        }





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        lcd = new I2CLCD(i2c, I2CLCD_ADDR, lcdtype, lcdconf);





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        if (lcd == NULL) return -1;





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        lcd_flg = 1;





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#ifdef DEBUG





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        printf("LCD: %s\r\n", buf);





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#endif





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    }





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    if (cfg.getValue("LEDDISP_MESG", buf, sizeof(buf))) {





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        leddisp = new I2CLEDDisp(i2c);





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        if (leddisp == NULL) return -1;





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        leddisp_flg = 1;





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        strncpy(leddisp_buf, VERSION, sizeof(leddisp_buf));





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#ifdef DEBUG





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        printf("LED disp: %s\r\n", buf);





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#endif





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    }





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#endif





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    return 0;





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}