display_chars.c
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/* *************************************************************************************************
*
* Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ************************************************************************************************/
/* Basic display functions. */
/* ************************************************************************************************* */
/**
* @file
* @brief eZ430-chronos display driver character tables
*
* @author Oliver Hahm <oliver.hahm@inria.fr>
* @author Kaspar Schleiser <kaspar@schleiser.de>
*
*/
/* ************************************************************************************************* */
/* Include section */
#include <stdint.h>
#include <cc430f6137.h>
#include "display.h"
/* ************************************************************************************************* */
/* Global Variable section */
/* Table with memory bit assignment for digits "0" to "9" and characters "A" to "Z" */
/* A */
/* F B */
/* G */
/* E C */
/* D */
const uint8_t lcd_font[] = {
SEG_A + SEG_B + SEG_C + SEG_D + SEG_E + SEG_F, /* Displays "0" */
SEG_B + SEG_C, /* Displays "1" */
SEG_A + SEG_B + SEG_D + SEG_E + SEG_G, /* Displays "2" */
SEG_A + SEG_B + SEG_C + SEG_D + SEG_G, /* Displays "3" */
SEG_B + SEG_C + SEG_F + SEG_G, /* Displays "4" */
SEG_A + SEG_C + SEG_D + SEG_F + SEG_G, /* Displays "5" */
SEG_A + SEG_C + SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "6" */
SEG_A + SEG_B + SEG_C, /* Displays "7" */
SEG_A + SEG_B + SEG_C + SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "8" */
SEG_A + SEG_B + SEG_C + SEG_D + SEG_F + SEG_G, /* Displays "9" */
0, /* Displays " " (:) */
0, /* Displays " " (;) */
SEG_A + SEG_F + SEG_G, /* Displays "<" as high c */
SEG_D + SEG_G, /* Displays "=" */
0, /* Displays " " (>) */
SEG_A + SEG_B + SEG_E + SEG_G, /* Displays "?" */
0, /* Displays " " (@) */
SEG_A + SEG_B + SEG_C + SEG_E + SEG_F + SEG_G, /* Displays "A" */
SEG_C + SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "b" */
SEG_D + SEG_E + SEG_G, /* Displays "c" */
SEG_B + SEG_C + SEG_D + SEG_E + SEG_G, /* Displays "d" */
SEG_A + SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "E" */
SEG_A + SEG_E + SEG_F + SEG_G, /* Displays "f" */
SEG_A + SEG_B + SEG_C + SEG_D + SEG_F + SEG_G, /* Displays "g" same as 9 */
SEG_C + SEG_E + SEG_F + SEG_G, /* Displays "h" */
SEG_E, /* Displays "i" */
SEG_A + SEG_B + SEG_C + SEG_D, /* Displays "J" */
SEG_D + SEG_F + SEG_G, /* Displays "k" */
SEG_D + SEG_E + SEG_F, /* Displays "L" */
SEG_A + SEG_B + SEG_C + SEG_E + SEG_F, /* Displays "M" */
SEG_C + SEG_E + SEG_G, /* Displays "n" */
SEG_C + SEG_D + SEG_E + SEG_G, /* Displays "o" */
SEG_A + SEG_B + SEG_E + SEG_F + SEG_G, /* Displays "P" */
SEG_A + SEG_B + SEG_C + SEG_F + SEG_G, /* Displays "q" */
SEG_E + SEG_G, /* Displays "r" */
SEG_A + SEG_C + SEG_D + SEG_F + SEG_G, /* Displays "S" same as 5 */
SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "t" */
SEG_C + SEG_D + SEG_E, /* Displays "u" */
SEG_C + SEG_D + SEG_E, /* Displays "v" same as u */
SEG_B + SEG_C + SEG_D + SEG_E + SEG_F + SEG_G, /* Displays "W" */
SEG_B + SEG_C + SEG_E + SEG_F + SEG_G, /* Displays "X" as H */
SEG_B + SEG_C + SEG_D + SEG_F + SEG_G, /* Displays "Y" */
SEG_A + SEG_B + SEG_D + SEG_E + SEG_G, /* Displays "Z" same as 2 */
};
/* Table with memory address for each display element */
const uint8_t *segments_lcdmem[] = {
LCD_SYMB_AM_MEM,
LCD_SYMB_PM_MEM,
LCD_SYMB_ARROW_UP_MEM,
LCD_SYMB_ARROW_DOWN_MEM,
LCD_SYMB_PERCENT_MEM,
LCD_SYMB_TOTAL_MEM,
LCD_SYMB_AVERAGE_MEM,
LCD_SYMB_MAX_MEM,
LCD_SYMB_BATTERY_MEM,
LCD_UNIT_L1_FT_MEM,
LCD_UNIT_L1_K_MEM,
LCD_UNIT_L1_M_MEM,
LCD_UNIT_L1_I_MEM,
LCD_UNIT_L1_PER_S_MEM,
LCD_UNIT_L1_PER_H_MEM,
LCD_UNIT_L1_DEGREE_MEM,
LCD_UNIT_L2_KCAL_MEM,
LCD_UNIT_L2_KM_MEM,
LCD_UNIT_L2_MI_MEM,
LCD_ICON_HEART_MEM,
LCD_ICON_STOPWATCH_MEM,
LCD_ICON_RECORD_MEM,
LCD_ICON_ALARM_MEM,
LCD_ICON_BEEPER1_MEM,
LCD_ICON_BEEPER2_MEM,
LCD_ICON_BEEPER3_MEM,
LCD_SEG_L1_3_MEM,
LCD_SEG_L1_2_MEM,
LCD_SEG_L1_1_MEM,
LCD_SEG_L1_0_MEM,
LCD_SEG_L1_COL_MEM,
LCD_SEG_L1_DP1_MEM,
LCD_SEG_L1_DP0_MEM,
LCD_SEG_L2_5_MEM,
LCD_SEG_L2_4_MEM,
LCD_SEG_L2_3_MEM,
LCD_SEG_L2_2_MEM,
LCD_SEG_L2_1_MEM,
LCD_SEG_L2_0_MEM,
LCD_SEG_L2_COL1_MEM,
LCD_SEG_L2_COL0_MEM,
LCD_SEG_L2_DP_MEM,
};
/* Table with bit mask for each display element */
const uint8_t segments_bitmask[] = {
LCD_SYMB_AM_MASK,
LCD_SYMB_PM_MASK,
LCD_SYMB_ARROW_UP_MASK,
LCD_SYMB_ARROW_DOWN_MASK,
LCD_SYMB_PERCENT_MASK,
LCD_SYMB_TOTAL_MASK,
LCD_SYMB_AVERAGE_MASK,
LCD_SYMB_MAX_MASK,
LCD_SYMB_BATTERY_MASK,
LCD_UNIT_L1_FT_MASK,
LCD_UNIT_L1_K_MASK,
LCD_UNIT_L1_M_MASK,
LCD_UNIT_L1_I_MASK,
LCD_UNIT_L1_PER_S_MASK,
LCD_UNIT_L1_PER_H_MASK,
LCD_UNIT_L1_DEGREE_MASK,
LCD_UNIT_L2_KCAL_MASK,
LCD_UNIT_L2_KM_MASK,
LCD_UNIT_L2_MI_MASK,
LCD_ICON_HEART_MASK,
LCD_ICON_STOPWATCH_MASK,
LCD_ICON_RECORD_MASK,
LCD_ICON_ALARM_MASK,
LCD_ICON_BEEPER1_MASK,
LCD_ICON_BEEPER2_MASK,
LCD_ICON_BEEPER3_MASK,
LCD_SEG_L1_3_MASK,
LCD_SEG_L1_2_MASK,
LCD_SEG_L1_1_MASK,
LCD_SEG_L1_0_MASK,
LCD_SEG_L1_COL_MASK,
LCD_SEG_L1_DP1_MASK,
LCD_SEG_L1_DP0_MASK,
LCD_SEG_L2_5_MASK,
LCD_SEG_L2_4_MASK,
LCD_SEG_L2_3_MASK,
LCD_SEG_L2_2_MASK,
LCD_SEG_L2_1_MASK,
LCD_SEG_L2_0_MASK,
LCD_SEG_L2_COL1_MASK,
LCD_SEG_L2_COL0_MASK,
LCD_SEG_L2_DP_MASK,
};
/* Quick integer to array conversion table for most common integer values
* discarding this would save aprox. 600 bytes codespace but increase cpu time
* for displaying values */
const uint8_t itoa_conversion_table[][3] = {
"000", "001", "002", "003", "004", "005", "006", "007", "008", "009", "010", "011", "012", "013", "014", "015",
"016", "017", "018", "019", "020", "021", "022", "023", "024", "025", "026", "027", "028", "029", "030", "031",
"032", "033", "034", "035", "036", "037", "038", "039", "040", "041", "042", "043", "044", "045", "046", "047",
"048", "049", "050", "051", "052", "053", "054", "055", "056", "057", "058", "059", "060", "061", "062", "063",
"064", "065", "066", "067", "068", "069", "070", "071", "072", "073", "074", "075", "076", "077", "078", "079",
"080", "081", "082", "083", "084", "085", "086", "087", "088", "089", "090", "091", "092", "093", "094", "095",
"096", "097", "098", "099", "100", "101", "102", "103", "104", "105", "106", "107", "108", "109", "110", "111",
"112", "113", "114", "115", "116", "117", "118", "119", "120", "121", "122", "123", "124", "125", "126", "127",
"128", "129", "130", "131", "132", "133", "134", "135", "136", "137", "138", "139", "140", "141", "142", "143",
"144", "145", "146", "147", "148", "149", "150", "151", "152", "153", "154", "155", "156", "157", "158", "159",
"160", "161", "162", "163", "164", "165", "166", "167", "168", "169", "170", "171", "172", "173", "174", "175",
"176", "177", "178", "179", "180",
};