C++ Library for the PsiSwarm Robot - Version 0.7
Fork of PsiSwarmV7 by
display.cpp@2:c6986ee3c7c5, 2016-03-11 (annotated)
- Committer:
- jah128
- Date:
- Fri Mar 11 13:51:24 2016 +0000
- Revision:
- 2:c6986ee3c7c5
- Parent:
- 0:d6269d17c8cf
- Child:
- 5:3cdd1a37cdd7
Added Alex' IR functions
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jah128 | 0:d6269d17c8cf | 1 | /* University of York Robotics Laboratory PsiSwarm Library: Display Driver Source File |
jah128 | 0:d6269d17c8cf | 2 | * |
jah128 | 0:d6269d17c8cf | 3 | * File: display.cpp |
jah128 | 0:d6269d17c8cf | 4 | * |
jah128 | 0:d6269d17c8cf | 5 | * (C) Dept. Electronics & Computer Science, University of York |
jah128 | 0:d6269d17c8cf | 6 | * |
jah128 | 0:d6269d17c8cf | 7 | * James Hilder, Alan Millard, Alexander Horsfield, Homero Elizondo, Jon Timmis |
jah128 | 0:d6269d17c8cf | 8 | * |
jah128 | 2:c6986ee3c7c5 | 9 | * PsiSwarm Library Version: 0.41 |
jah128 | 0:d6269d17c8cf | 10 | * |
jah128 | 2:c6986ee3c7c5 | 11 | * March 2016 |
jah128 | 0:d6269d17c8cf | 12 | * |
jah128 | 0:d6269d17c8cf | 13 | * Driver for the Midas 16x2 I2C LCD Display (MCCOG21605x6W) LCD |
jah128 | 0:d6269d17c8cf | 14 | * [Farnell part 2218942 or 2063206] |
jah128 | 0:d6269d17c8cf | 15 | * |
jah128 | 0:d6269d17c8cf | 16 | */ |
jah128 | 0:d6269d17c8cf | 17 | |
jah128 | 0:d6269d17c8cf | 18 | #include "psiswarm.h" |
jah128 | 0:d6269d17c8cf | 19 | |
jah128 | 0:d6269d17c8cf | 20 | Timeout init_timeout; |
jah128 | 0:d6269d17c8cf | 21 | Timeout backlight_timeout; |
jah128 | 0:d6269d17c8cf | 22 | Timeout debug_timeout; |
jah128 | 0:d6269d17c8cf | 23 | int backlight_on_time; |
jah128 | 0:d6269d17c8cf | 24 | int backlight_off_time; |
jah128 | 0:d6269d17c8cf | 25 | char backlight_step; |
jah128 | 0:d6269d17c8cf | 26 | char multipage[200]; |
jah128 | 0:d6269d17c8cf | 27 | char multipage_length = 0; |
jah128 | 0:d6269d17c8cf | 28 | char preserve_line_1 [17]; |
jah128 | 0:d6269d17c8cf | 29 | char preserve_line_2 [17]; |
jah128 | 0:d6269d17c8cf | 30 | char c_row=0; |
jah128 | 0:d6269d17c8cf | 31 | char c_column=0; |
jah128 | 0:d6269d17c8cf | 32 | char p_row; |
jah128 | 0:d6269d17c8cf | 33 | char p_column; |
jah128 | 0:d6269d17c8cf | 34 | |
jah128 | 0:d6269d17c8cf | 35 | |
jah128 | 0:d6269d17c8cf | 36 | Display::Display(PinName sda, PinName scl, PinName reset, PinName backlight) : Stream("display"), _i2c(sda,scl), _reset(reset), _backlight(backlight) { |
jah128 | 0:d6269d17c8cf | 37 | } |
jah128 | 0:d6269d17c8cf | 38 | |
jah128 | 0:d6269d17c8cf | 39 | Display::Display() : Stream("display"), _i2c(p28,p27), _reset(p29), _backlight(p30) { |
jah128 | 0:d6269d17c8cf | 40 | } |
jah128 | 0:d6269d17c8cf | 41 | |
jah128 | 0:d6269d17c8cf | 42 | int Display::i2c_message(char byte){ |
jah128 | 0:d6269d17c8cf | 43 | char bytes [2]; |
jah128 | 0:d6269d17c8cf | 44 | bytes[0]=0x80; |
jah128 | 0:d6269d17c8cf | 45 | bytes[1]=byte; |
jah128 | 0:d6269d17c8cf | 46 | int ret=_i2c.write(LCD_ADDRESS,bytes,2); |
jah128 | 0:d6269d17c8cf | 47 | wait(0.01); |
jah128 | 0:d6269d17c8cf | 48 | return ret; |
jah128 | 0:d6269d17c8cf | 49 | } |
jah128 | 0:d6269d17c8cf | 50 | |
jah128 | 0:d6269d17c8cf | 51 | int Display::disp_putc(int c){ |
jah128 | 0:d6269d17c8cf | 52 | char message [2]; |
jah128 | 0:d6269d17c8cf | 53 | message[0]=0x40; |
jah128 | 0:d6269d17c8cf | 54 | message[1]=c; |
jah128 | 0:d6269d17c8cf | 55 | _i2c.write(LCD_ADDRESS,message,2); |
jah128 | 0:d6269d17c8cf | 56 | wait(0.01); |
jah128 | 0:d6269d17c8cf | 57 | return c; |
jah128 | 0:d6269d17c8cf | 58 | } |
jah128 | 0:d6269d17c8cf | 59 | |
jah128 | 0:d6269d17c8cf | 60 | void Display::init_display(char mode){ |
jah128 | 0:d6269d17c8cf | 61 | //Set initial states: display on, cursor off |
jah128 | 0:d6269d17c8cf | 62 | display_on = 1; |
jah128 | 0:d6269d17c8cf | 63 | set_backlight_brightness(1); |
jah128 | 0:d6269d17c8cf | 64 | cursor_on = 0; |
jah128 | 0:d6269d17c8cf | 65 | blink_on = 0; |
jah128 | 0:d6269d17c8cf | 66 | |
jah128 | 0:d6269d17c8cf | 67 | _reset=1; |
jah128 | 0:d6269d17c8cf | 68 | wait(0.02); |
jah128 | 0:d6269d17c8cf | 69 | //Set reset low |
jah128 | 0:d6269d17c8cf | 70 | _reset=0; |
jah128 | 0:d6269d17c8cf | 71 | wait(0.001); |
jah128 | 0:d6269d17c8cf | 72 | _reset=1; |
jah128 | 0:d6269d17c8cf | 73 | wait(0.03); |
jah128 | 0:d6269d17c8cf | 74 | i2c_message(0x38); |
jah128 | 0:d6269d17c8cf | 75 | i2c_message(0x39); |
jah128 | 0:d6269d17c8cf | 76 | i2c_message(0x14); |
jah128 | 0:d6269d17c8cf | 77 | i2c_message(0x74); |
jah128 | 0:d6269d17c8cf | 78 | i2c_message(0x54); |
jah128 | 0:d6269d17c8cf | 79 | i2c_message(0x6F); |
jah128 | 0:d6269d17c8cf | 80 | _set_display(); |
jah128 | 0:d6269d17c8cf | 81 | clear_display(); |
jah128 | 0:d6269d17c8cf | 82 | char psis[17]; |
jah128 | 0:d6269d17c8cf | 83 | for(int i=0;i<16;i++){ |
jah128 | 0:d6269d17c8cf | 84 | psis[i]=0x1D; |
jah128 | 0:d6269d17c8cf | 85 | } |
jah128 | 0:d6269d17c8cf | 86 | set_position(0,0); |
jah128 | 0:d6269d17c8cf | 87 | write_string(psis,16); |
jah128 | 0:d6269d17c8cf | 88 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 89 | write_string(psis,16); |
jah128 | 0:d6269d17c8cf | 90 | wait(0.25); |
jah128 | 0:d6269d17c8cf | 91 | clear_display(); |
jah128 | 0:d6269d17c8cf | 92 | if(mode == 0){ |
jah128 | 0:d6269d17c8cf | 93 | set_position(0,0); |
jah128 | 0:d6269d17c8cf | 94 | write_string(" YORK ROBOTICS"); |
jah128 | 0:d6269d17c8cf | 95 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 96 | write_string(" LABORATORY"); |
jah128 | 0:d6269d17c8cf | 97 | init_timeout.attach(this,&Display::post_init,0.3);} |
jah128 | 0:d6269d17c8cf | 98 | else { |
jah128 | 0:d6269d17c8cf | 99 | set_position(0,0); |
jah128 | 0:d6269d17c8cf | 100 | write_string("Hold button to"); |
jah128 | 0:d6269d17c8cf | 101 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 102 | write_string("launch demo code"); |
jah128 | 0:d6269d17c8cf | 103 | } |
jah128 | 0:d6269d17c8cf | 104 | } |
jah128 | 0:d6269d17c8cf | 105 | |
jah128 | 0:d6269d17c8cf | 106 | void Display::post_init(){ |
jah128 | 0:d6269d17c8cf | 107 | clear_display(); |
jah128 | 0:d6269d17c8cf | 108 | home(); |
jah128 | 0:d6269d17c8cf | 109 | write_string("PSI SWARM ROBOT"); |
jah128 | 0:d6269d17c8cf | 110 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 111 | char line [17]; |
jah128 | 0:d6269d17c8cf | 112 | sprintf(line,"VERSION %1.2f", SOFTWARE_VERSION_CODE ); |
jah128 | 0:d6269d17c8cf | 113 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 114 | write_string(line); |
jah128 | 0:d6269d17c8cf | 115 | init_timeout.attach(this,&Display::post_post_init,0.3); |
jah128 | 0:d6269d17c8cf | 116 | } |
jah128 | 0:d6269d17c8cf | 117 | |
jah128 | 0:d6269d17c8cf | 118 | void Display::post_post_init(){ |
jah128 | 0:d6269d17c8cf | 119 | clear_display(); |
jah128 | 0:d6269d17c8cf | 120 | home(); |
jah128 | 0:d6269d17c8cf | 121 | } |
jah128 | 0:d6269d17c8cf | 122 | |
jah128 | 0:d6269d17c8cf | 123 | void Display::write_string(char * message){ |
jah128 | 0:d6269d17c8cf | 124 | size_t length = strlen(message); |
jah128 | 0:d6269d17c8cf | 125 | if (length > 16) length = 16; |
jah128 | 0:d6269d17c8cf | 126 | char to_send [length+1]; |
jah128 | 0:d6269d17c8cf | 127 | to_send[0]=0x40; |
jah128 | 0:d6269d17c8cf | 128 | for(int i=0;i<length;i++){ |
jah128 | 0:d6269d17c8cf | 129 | to_send[i+1] = message[i]; |
jah128 | 0:d6269d17c8cf | 130 | } |
jah128 | 0:d6269d17c8cf | 131 | _i2c.write(LCD_ADDRESS,to_send,length+1); |
jah128 | 0:d6269d17c8cf | 132 | // Add to saved buffer |
jah128 | 0:d6269d17c8cf | 133 | int count = 0; |
jah128 | 0:d6269d17c8cf | 134 | for(int i=c_column;i<16;i++){ |
jah128 | 0:d6269d17c8cf | 135 | if(count < length){ |
jah128 | 0:d6269d17c8cf | 136 | if(c_row == 0) preserve_line_1[i] = message[count]; |
jah128 | 0:d6269d17c8cf | 137 | else preserve_line_2[i] = message[count]; |
jah128 | 0:d6269d17c8cf | 138 | } |
jah128 | 0:d6269d17c8cf | 139 | count++; |
jah128 | 0:d6269d17c8cf | 140 | } |
jah128 | 0:d6269d17c8cf | 141 | c_column+=length; |
jah128 | 0:d6269d17c8cf | 142 | if(c_column>15) c_column=15; |
jah128 | 0:d6269d17c8cf | 143 | } |
jah128 | 0:d6269d17c8cf | 144 | |
jah128 | 0:d6269d17c8cf | 145 | |
jah128 | 0:d6269d17c8cf | 146 | void Display::write_string(char * message, char length){ |
jah128 | 0:d6269d17c8cf | 147 | char to_send [length+1]; |
jah128 | 0:d6269d17c8cf | 148 | to_send[0]=0x40; |
jah128 | 0:d6269d17c8cf | 149 | for(int i=0;i<length;i++){ |
jah128 | 0:d6269d17c8cf | 150 | to_send[i+1] = message[i]; |
jah128 | 0:d6269d17c8cf | 151 | } |
jah128 | 0:d6269d17c8cf | 152 | _i2c.write(LCD_ADDRESS,to_send,length+1); |
jah128 | 0:d6269d17c8cf | 153 | // Add to saved buffer |
jah128 | 0:d6269d17c8cf | 154 | int count = 0; |
jah128 | 0:d6269d17c8cf | 155 | for(int i=c_column;i<16;i++){ |
jah128 | 0:d6269d17c8cf | 156 | if(count < length){ |
jah128 | 0:d6269d17c8cf | 157 | if(c_row == 0) preserve_line_1[i] = message[count]; |
jah128 | 0:d6269d17c8cf | 158 | else preserve_line_2[i] = message[count]; |
jah128 | 0:d6269d17c8cf | 159 | } |
jah128 | 0:d6269d17c8cf | 160 | count++; |
jah128 | 0:d6269d17c8cf | 161 | } |
jah128 | 0:d6269d17c8cf | 162 | c_column+=length; |
jah128 | 0:d6269d17c8cf | 163 | if(c_column>15) c_column=15; |
jah128 | 0:d6269d17c8cf | 164 | } |
jah128 | 0:d6269d17c8cf | 165 | |
jah128 | 0:d6269d17c8cf | 166 | void Display::set_position(char row, char column){ |
jah128 | 0:d6269d17c8cf | 167 | if(row < 2 && column < 16){ |
jah128 | 0:d6269d17c8cf | 168 | char pos = 128 +((row * 64)+column); |
jah128 | 0:d6269d17c8cf | 169 | i2c_message(pos); |
jah128 | 0:d6269d17c8cf | 170 | c_row= row; |
jah128 | 0:d6269d17c8cf | 171 | c_column = column; |
jah128 | 0:d6269d17c8cf | 172 | } |
jah128 | 0:d6269d17c8cf | 173 | } |
jah128 | 0:d6269d17c8cf | 174 | |
jah128 | 0:d6269d17c8cf | 175 | void Display::set_cursor(char enable){ |
jah128 | 0:d6269d17c8cf | 176 | cursor_on=enable; |
jah128 | 0:d6269d17c8cf | 177 | _set_display(); |
jah128 | 0:d6269d17c8cf | 178 | } |
jah128 | 0:d6269d17c8cf | 179 | |
jah128 | 0:d6269d17c8cf | 180 | void Display::set_blink(char enable){ |
jah128 | 0:d6269d17c8cf | 181 | blink_on=enable; |
jah128 | 0:d6269d17c8cf | 182 | _set_display(); |
jah128 | 0:d6269d17c8cf | 183 | } |
jah128 | 0:d6269d17c8cf | 184 | |
jah128 | 0:d6269d17c8cf | 185 | void Display::set_display(char enable){ |
jah128 | 0:d6269d17c8cf | 186 | display_on=enable; |
jah128 | 0:d6269d17c8cf | 187 | _set_display(); |
jah128 | 0:d6269d17c8cf | 188 | } |
jah128 | 0:d6269d17c8cf | 189 | |
jah128 | 0:d6269d17c8cf | 190 | void Display::set_backlight_brightness(float brightness){ |
jah128 | 0:d6269d17c8cf | 191 | if(brightness > 1) brightness = 0; |
jah128 | 0:d6269d17c8cf | 192 | if(brightness < 0) brightness = 0; |
jah128 | 0:d6269d17c8cf | 193 | backlight_brightness = brightness; |
jah128 | 0:d6269d17c8cf | 194 | if(backlight_brightness == 1) { |
jah128 | 0:d6269d17c8cf | 195 | backlight_timeout.detach(); |
jah128 | 0:d6269d17c8cf | 196 | _backlight = 1; |
jah128 | 0:d6269d17c8cf | 197 | }else{ |
jah128 | 0:d6269d17c8cf | 198 | if(backlight_brightness == 0){ |
jah128 | 0:d6269d17c8cf | 199 | backlight_timeout.detach(); |
jah128 | 0:d6269d17c8cf | 200 | _backlight = 0; |
jah128 | 0:d6269d17c8cf | 201 | } else { |
jah128 | 0:d6269d17c8cf | 202 | backlight_on_time = (int) (10000.0f * backlight_brightness); |
jah128 | 0:d6269d17c8cf | 203 | backlight_off_time = 10000 - backlight_on_time; |
jah128 | 0:d6269d17c8cf | 204 | backlight_step = 0; |
jah128 | 0:d6269d17c8cf | 205 | _backlight = 0; |
jah128 | 0:d6269d17c8cf | 206 | backlight_timeout.attach_us(this,&Display::IF_backlight_toggle,backlight_off_time); |
jah128 | 0:d6269d17c8cf | 207 | } |
jah128 | 0:d6269d17c8cf | 208 | } |
jah128 | 0:d6269d17c8cf | 209 | } |
jah128 | 0:d6269d17c8cf | 210 | |
jah128 | 0:d6269d17c8cf | 211 | void Display::IF_backlight_toggle(){ |
jah128 | 0:d6269d17c8cf | 212 | if(backlight_step == 0){ |
jah128 | 0:d6269d17c8cf | 213 | _backlight = 1; |
jah128 | 0:d6269d17c8cf | 214 | backlight_step = 1; |
jah128 | 0:d6269d17c8cf | 215 | backlight_timeout.attach_us(this,&Display::IF_backlight_toggle,backlight_on_time); |
jah128 | 0:d6269d17c8cf | 216 | } else { |
jah128 | 0:d6269d17c8cf | 217 | _backlight = 0; |
jah128 | 0:d6269d17c8cf | 218 | backlight_step = 0; |
jah128 | 0:d6269d17c8cf | 219 | backlight_timeout.attach_us(this,&Display::IF_backlight_toggle,backlight_off_time); |
jah128 | 0:d6269d17c8cf | 220 | } |
jah128 | 0:d6269d17c8cf | 221 | } |
jah128 | 0:d6269d17c8cf | 222 | void Display::clear_display(){ |
jah128 | 0:d6269d17c8cf | 223 | for(int i=0;i<16;i++){ |
jah128 | 0:d6269d17c8cf | 224 | preserve_line_1[i] = 0x20; |
jah128 | 0:d6269d17c8cf | 225 | preserve_line_2[i] = 0x20; |
jah128 | 0:d6269d17c8cf | 226 | } |
jah128 | 0:d6269d17c8cf | 227 | i2c_message(0x01); |
jah128 | 0:d6269d17c8cf | 228 | } |
jah128 | 0:d6269d17c8cf | 229 | |
jah128 | 0:d6269d17c8cf | 230 | void Display::home(){ |
jah128 | 0:d6269d17c8cf | 231 | c_row = 0; |
jah128 | 0:d6269d17c8cf | 232 | c_column = 0; |
jah128 | 0:d6269d17c8cf | 233 | i2c_message(0x02); |
jah128 | 0:d6269d17c8cf | 234 | } |
jah128 | 0:d6269d17c8cf | 235 | |
jah128 | 0:d6269d17c8cf | 236 | void Display::debug_page(char * message, char length){ |
jah128 | 0:d6269d17c8cf | 237 | p_row=c_row; |
jah128 | 0:d6269d17c8cf | 238 | p_column=c_column; |
jah128 | 0:d6269d17c8cf | 239 | i2c_message(0x01); |
jah128 | 0:d6269d17c8cf | 240 | home(); |
jah128 | 0:d6269d17c8cf | 241 | char multipage_mode = 0; |
jah128 | 0:d6269d17c8cf | 242 | char line_1[18]; |
jah128 | 0:d6269d17c8cf | 243 | char line_2[18]; |
jah128 | 0:d6269d17c8cf | 244 | line_1[0]=0x40; |
jah128 | 0:d6269d17c8cf | 245 | line_2[0]=0x40; |
jah128 | 0:d6269d17c8cf | 246 | if(length > 16){ |
jah128 | 0:d6269d17c8cf | 247 | strncpy(line_1+1, message, 16); |
jah128 | 0:d6269d17c8cf | 248 | char f_length = length - 16; |
jah128 | 0:d6269d17c8cf | 249 | if(f_length > 16) { |
jah128 | 0:d6269d17c8cf | 250 | f_length = 16; |
jah128 | 0:d6269d17c8cf | 251 | multipage_mode = 1; |
jah128 | 0:d6269d17c8cf | 252 | } |
jah128 | 0:d6269d17c8cf | 253 | strncpy(line_2+1, message+16, f_length); |
jah128 | 0:d6269d17c8cf | 254 | line_1[17]=0; |
jah128 | 0:d6269d17c8cf | 255 | line_2[f_length+1]=0; |
jah128 | 0:d6269d17c8cf | 256 | _i2c.write(LCD_ADDRESS,line_1,17); |
jah128 | 0:d6269d17c8cf | 257 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 258 | _i2c.write(LCD_ADDRESS,line_2,f_length+1); |
jah128 | 0:d6269d17c8cf | 259 | } else { |
jah128 | 0:d6269d17c8cf | 260 | strncpy(line_1+1, message, length); |
jah128 | 0:d6269d17c8cf | 261 | _i2c.write(LCD_ADDRESS,line_1,length+1); |
jah128 | 0:d6269d17c8cf | 262 | } |
jah128 | 0:d6269d17c8cf | 263 | if(multipage_mode == 1){ |
jah128 | 0:d6269d17c8cf | 264 | strncpy(multipage, message + 32, length - 32); |
jah128 | 0:d6269d17c8cf | 265 | multipage_length = length - 32; |
jah128 | 0:d6269d17c8cf | 266 | debug_timeout.attach(this,&Display::IF_debug_multipage,PAGE_TIME); |
jah128 | 0:d6269d17c8cf | 267 | } else debug_timeout.attach(this,&Display::IF_restore_page,CLEAR_TIME); |
jah128 | 0:d6269d17c8cf | 268 | } |
jah128 | 0:d6269d17c8cf | 269 | |
jah128 | 0:d6269d17c8cf | 270 | void Display::IF_restore_page(){ |
jah128 | 0:d6269d17c8cf | 271 | i2c_message(0x01); |
jah128 | 0:d6269d17c8cf | 272 | home(); |
jah128 | 0:d6269d17c8cf | 273 | char line_1[17]; |
jah128 | 0:d6269d17c8cf | 274 | char line_2[17]; |
jah128 | 0:d6269d17c8cf | 275 | line_1[0]=0x40; |
jah128 | 0:d6269d17c8cf | 276 | line_2[0]=0x40; |
jah128 | 0:d6269d17c8cf | 277 | strncpy(line_1+1, preserve_line_1, 16); |
jah128 | 0:d6269d17c8cf | 278 | strncpy(line_2+1, preserve_line_2, 16); |
jah128 | 0:d6269d17c8cf | 279 | _i2c.write(LCD_ADDRESS,line_1,17); |
jah128 | 0:d6269d17c8cf | 280 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 281 | _i2c.write(LCD_ADDRESS,line_2,17); |
jah128 | 0:d6269d17c8cf | 282 | set_position(p_row,p_column); |
jah128 | 0:d6269d17c8cf | 283 | } |
jah128 | 0:d6269d17c8cf | 284 | |
jah128 | 0:d6269d17c8cf | 285 | void Display::IF_debug_multipage(){ |
jah128 | 0:d6269d17c8cf | 286 | i2c_message(0x01); |
jah128 | 0:d6269d17c8cf | 287 | home(); |
jah128 | 0:d6269d17c8cf | 288 | char multipage_mode = 0; |
jah128 | 0:d6269d17c8cf | 289 | char line_1[18]; |
jah128 | 0:d6269d17c8cf | 290 | char line_2[18]; |
jah128 | 0:d6269d17c8cf | 291 | line_1[0]=0x40; |
jah128 | 0:d6269d17c8cf | 292 | line_2[0]=0x40; |
jah128 | 0:d6269d17c8cf | 293 | if(multipage_length > 16){ |
jah128 | 0:d6269d17c8cf | 294 | strncpy(line_1+1, multipage, 16); |
jah128 | 0:d6269d17c8cf | 295 | char f_length = multipage_length - 16; |
jah128 | 0:d6269d17c8cf | 296 | if(f_length > 16) { |
jah128 | 0:d6269d17c8cf | 297 | f_length = 16; |
jah128 | 0:d6269d17c8cf | 298 | multipage_mode = 1; |
jah128 | 0:d6269d17c8cf | 299 | } |
jah128 | 0:d6269d17c8cf | 300 | strncpy(line_2+1, multipage+16, f_length); |
jah128 | 0:d6269d17c8cf | 301 | line_1[17]=0; |
jah128 | 0:d6269d17c8cf | 302 | line_2[f_length+1]=0; |
jah128 | 0:d6269d17c8cf | 303 | _i2c.write(LCD_ADDRESS,line_1,17); |
jah128 | 0:d6269d17c8cf | 304 | set_position(1,0); |
jah128 | 0:d6269d17c8cf | 305 | _i2c.write(LCD_ADDRESS,line_2,f_length+1); |
jah128 | 0:d6269d17c8cf | 306 | } else { |
jah128 | 0:d6269d17c8cf | 307 | strncpy(line_1+1, multipage, multipage_length); |
jah128 | 0:d6269d17c8cf | 308 | _i2c.write(LCD_ADDRESS,line_1,multipage_length+1); |
jah128 | 0:d6269d17c8cf | 309 | } |
jah128 | 0:d6269d17c8cf | 310 | if(multipage_mode == 1){ |
jah128 | 0:d6269d17c8cf | 311 | char temp[200]; |
jah128 | 0:d6269d17c8cf | 312 | strncpy(temp, multipage + 32, multipage_length - 32); |
jah128 | 0:d6269d17c8cf | 313 | multipage_length -= 32; |
jah128 | 0:d6269d17c8cf | 314 | strncpy(multipage, temp, multipage_length); |
jah128 | 0:d6269d17c8cf | 315 | debug_timeout.attach(this,&Display::IF_debug_multipage,PAGE_TIME); |
jah128 | 0:d6269d17c8cf | 316 | }else debug_timeout.attach(this,&Display::IF_restore_page,CLEAR_TIME); |
jah128 | 0:d6269d17c8cf | 317 | } |
jah128 | 0:d6269d17c8cf | 318 | |
jah128 | 0:d6269d17c8cf | 319 | void Display::_set_display(){ |
jah128 | 0:d6269d17c8cf | 320 | char mode = 8; |
jah128 | 0:d6269d17c8cf | 321 | if(display_on>0) mode += 4; |
jah128 | 0:d6269d17c8cf | 322 | if(cursor_on>0) mode += 2; |
jah128 | 0:d6269d17c8cf | 323 | if(blink_on>0) mode ++; |
jah128 | 0:d6269d17c8cf | 324 | i2c_message(mode); |
jah128 | 0:d6269d17c8cf | 325 | } |
jah128 | 0:d6269d17c8cf | 326 | |
jah128 | 0:d6269d17c8cf | 327 | |
jah128 | 0:d6269d17c8cf | 328 | int Display::_putc (int c) { |
jah128 | 0:d6269d17c8cf | 329 | putc(c); |
jah128 | 0:d6269d17c8cf | 330 | return(c); |
jah128 | 0:d6269d17c8cf | 331 | } |
jah128 | 0:d6269d17c8cf | 332 | |
jah128 | 0:d6269d17c8cf | 333 | int Display::_getc (void) { |
jah128 | 0:d6269d17c8cf | 334 | char r = 0; |
jah128 | 0:d6269d17c8cf | 335 | return(r); |
jah128 | 0:d6269d17c8cf | 336 | } |