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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 179 | eqlazer | 1 | /** |
| 349 | eqlazer | 2 | * CanSimpleCLCD. Simple version. |
| 179 | eqlazer | 3 | * For HD44780- and KS0073-based LCD displays |
| 4 | * |
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| 349 | eqlazer | 5 | * Contains no intelligence. It just prints what it is told to. |
| 6 | * |
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| 179 | eqlazer | 7 | * @date 2006-12-11 |
| 8 | * @author Erik Larsson |
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| 627 | noddan | 9 | * @author Martin Norden |
| 179 | eqlazer | 10 | * |
| 11 | */ |
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| 12 | |||
| 13 | /*----------------------------------------------------------------------------- |
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| 14 | * Includes |
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| 15 | *---------------------------------------------------------------------------*/ |
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| 16 | /* system files */ |
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| 17 | #include <avr/io.h> |
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| 481 | eqlazer | 18 | #include <inttypes.h> |
| 179 | eqlazer | 19 | #include <avr/interrupt.h> |
| 20 | #include <stdio.h> |
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| 21 | /* lib files */ |
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| 332 | eqlazer | 22 | #include <bios.h> |
| 481 | eqlazer | 23 | #include <config.h> |
| 605 | noddan | 24 | #include <drivers/lcd/clcd/lcd_HD44780.h> |
| 25 | |||
| 26 | #include <string.h> //for memcpy |
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| 27 | |||
| 28 | |||
| 196 | eqlazer | 29 | /* funcdefs */ |
| 605 | noddan | 30 | //#include <funcdefs/funcdefs.h> |
| 31 | |||
| 32 | |||
| 33 | //a lot of crap from previous funcdefs |
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| 34 | /* ACT LCD 12 bits <ACTION><SIZE> 0xFFFL |
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| 35 | * |
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| 36 | * <ACTION>, 4 bits = Type och action. |
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| 37 | * <SIZE>, 8 bits = Size of display. |
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| 38 | */ |
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| 39 | #define LCD_ACTION_MASK 0xF00L /* bit[12..8] */ |
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| 40 | #define LCD_SIZE_MASK 0x0FFL /* bit[7..0] */ |
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| 41 | |||
| 42 | #define LCD_ACTION_BITS 8 |
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| 43 | #define LCD_SIZE_BITS 0 |
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| 44 | |||
| 45 | |||
| 46 | /* <ACTION> 4 bits 0xFL */ |
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| 47 | |||
| 48 | #define LCD_ACTION_CLR 0x0L |
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| 49 | #define LCD_ACTION_CURS 0x1L |
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| 50 | #define LCD_ACTION_TEXT 0x2L |
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| 51 | #define LCD_ACTION_GET_SIZE 0x3L |
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| 52 | #define LCD_ACTION_SET_CONT 0x4L |
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| 53 | #define LCD_ACTION_SET_BLIGHT 0x5L |
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| 54 | #define LCD_ACTION_GET_CONT 0x6L |
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| 55 | #define LCD_ACTION_GET_BLIGHT 0x7L |
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| 56 | |||
| 57 | #define LCD_ACTION_SEND_CONT 0x8L |
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| 58 | #define LCD_ACTION_SEND_BLIGHT 0x9L |
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| 59 | |||
| 60 | |||
| 61 | |||
| 62 | /* <SIZE> 8 bits 0xFFL */ |
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| 63 | #define LCD_SIZE_ALL 0x00L |
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| 64 | #define LCD_SIZE_16x2 0x02L |
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| 65 | #define LCD_SIZE_20x4 0x10L |
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| 66 | |||
| 179 | eqlazer | 67 | |
| 605 | noddan | 68 | |
| 349 | eqlazer | 69 | /*----------------------------------------------------------------------------- |
| 70 | * Defines |
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| 71 | *---------------------------------------------------------------------------*/ |
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| 344 | eqlazer | 72 | #define SIZE_X 20 |
| 1044 | arune | 73 | #define SIZE_Y 2 |
| 74 | #define SIZE_LCD LCD_SIZE_20x2 |
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| 344 | eqlazer | 75 | |
| 348 | eqlazer | 76 | #define BUFFER_SIZE SIZE_X |
| 332 | eqlazer | 77 | #define TRUE 1 |
| 78 | #define FALSE 0 |
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| 179 | eqlazer | 79 | |
| 344 | eqlazer | 80 | #define LEFT 0x01 |
| 81 | #define RIGHT 0x02 |
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| 82 | |||
| 481 | eqlazer | 83 | volatile Can_Message_t rxMsg; |
| 256 | eqlazer | 84 | |
| 348 | eqlazer | 85 | char incoming_text[ BUFFER_SIZE ]; |
| 481 | eqlazer | 86 | uint8_t rxMsgFull; |
| 335 | eqlazer | 87 | |
| 88 | |||
| 349 | eqlazer | 89 | char buffer[ BUFFER_SIZE ]; |
| 344 | eqlazer | 90 | |
| 605 | noddan | 91 | void send_dimensions(void); |
| 92 | void rotenc(void); |
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| 348 | eqlazer | 93 | |
| 481 | eqlazer | 94 | // CAN message reception callback |
| 95 | // This function runs with interrupts disabled, keep it as short as possible |
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| 344 | eqlazer | 96 | void can_receive(Can_Message_t *msg){ |
| 481 | eqlazer | 97 | if(!rxMsgFull){ |
| 98 | memcpy((void*)&rxMsg, msg, sizeof(rxMsg)); |
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| 99 | rxMsgFull = 1; |
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| 348 | eqlazer | 100 | } |
| 344 | eqlazer | 101 | } |
| 102 | |||
| 481 | eqlazer | 103 | ISR( PCINT2_vect ){ |
| 1044 | arune | 104 | // For ROTENC_A and ROTENC_B FIXME �r inte riktigt r�tt. Verkar vara bra tycker jag? |
| 463 | eqlazer | 105 | rotenc(); |
| 106 | } |
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| 107 | |||
| 481 | eqlazer | 108 | ISR( PCINT0_vect ){ |
| 109 | // For ROTENC_BTN |
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| 627 | noddan | 110 | rotenc(); |
| 463 | eqlazer | 111 | } |
| 112 | |||
| 179 | eqlazer | 113 | /*----------------------------------------------------------------------------- |
| 114 | * Main Program |
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| 115 | *---------------------------------------------------------------------------*/ |
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| 116 | int main(void) { |
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| 607 | noddan | 117 | // uint32_t act; not used anymoer |
| 118 | // uint8_t act_type, lcd_size; not used anymore |
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| 119 | uint8_t m, lcd_action; |
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| 179 | eqlazer | 120 | |
| 481 | eqlazer | 121 | sei(); |
| 122 | |||
| 1044 | arune | 123 | #if 0 |
| 335 | eqlazer | 124 | /* |
| 125 | * Initialize rotaryencoders and buttons |
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| 126 | */ |
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| 481 | eqlazer | 127 | // Set as input |
| 344 | eqlazer | 128 | DDRD &= ~(1<<DDD2); |
| 129 | DDRB &= ~((1<<DDB7)|(1<<DDB0)); |
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| 481 | eqlazer | 130 | // Enable pull-up |
| 344 | eqlazer | 131 | PORTD |= (1<<PD2); |
| 132 | PORTB |= (1<<PB7)|(1<<PB0); |
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| 481 | eqlazer | 133 | // Enable IO-pin interrupt |
| 344 | eqlazer | 134 | PCICR |= (1<<PCIE2)|(1<<PCIE0); |
| 481 | eqlazer | 135 | // Unmask PB7, PB0 and PD2 |
| 344 | eqlazer | 136 | PCMSK2 |= (1<<PCINT18); |
| 137 | PCMSK0 |= (1<<PCINT7)|(1<<PCINT0); |
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| 1044 | arune | 138 | #endif |
| 139 | |||
| 481 | eqlazer | 140 | // Contrast |
| 348 | eqlazer | 141 | TCCR0A |= (1<<COM0B1)|(1<<WGM01)|(1<<WGM00); |
| 142 | TCCR0B |= (1<<CS00); |
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| 1044 | arune | 143 | OCR0B = 0xf0; |
| 348 | eqlazer | 144 | DDRD |= (1<<DDD5); |
| 145 | |||
| 1044 | arune | 146 | #if 0 |
| 481 | eqlazer | 147 | // Backlight |
| 348 | eqlazer | 148 | TCCR1A |= (1<<COM1A1)|(1<<WGM11); |
| 149 | TCCR1B |= (1<<WGM13)|(1<<WGM12)|(1<<CS10); |
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| 150 | ICR1 = 0xFF; // Make it 8 bits |
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| 607 | noddan | 151 | OCR1A = 0xFF; |
| 348 | eqlazer | 152 | DDRB |= (1<<DDB1); |
| 1044 | arune | 153 | #endif |
| 348 | eqlazer | 154 | |
| 463 | eqlazer | 155 | Can_Message_t txMsg; |
| 344 | eqlazer | 156 | txMsg.ExtendedFlag=1; |
| 157 | txMsg.RemoteFlag=0; |
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| 481 | eqlazer | 158 | // FIXME skicka app startad |
| 463 | eqlazer | 159 | BIOS_CanCallback = &can_receive; |
| 256 | eqlazer | 160 | |
| 332 | eqlazer | 161 | lcd_init( LCD_DISP_ON ); |
| 162 | lcd_clrscr(); |
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| 348 | eqlazer | 163 | lcd_puts("HomeAutomation\n"); |
| 179 | eqlazer | 164 | |
| 344 | eqlazer | 165 | send_dimensions(); |
| 627 | noddan | 166 | lcd_puts("CAN Connected!\n"); |
| 179 | eqlazer | 167 | |
| 1044 | arune | 168 | uint8_t cnt=0; |
| 179 | eqlazer | 169 | /* main loop */ |
| 332 | eqlazer | 170 | while(1){ |
| 171 | /* check if any messages have been received */ |
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| 1044 | arune | 172 | if(rxMsgFull){ |
| 173 | if (cnt == 0) { |
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| 174 | lcd_home(); |
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| 175 | lcd_puts(". "); |
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| 176 | } else if (cnt == 1) { |
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| 177 | lcd_home(); |
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| 178 | lcd_puts(" . "); |
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| 179 | } else if (cnt == 2) { |
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| 180 | lcd_home(); |
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| 181 | lcd_puts(" . "); |
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| 182 | } else if (cnt == 3) { |
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| 183 | lcd_home(); |
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| 184 | lcd_puts(" . "); |
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| 185 | } else if (cnt == 4) { |
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| 186 | lcd_home(); |
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| 187 | lcd_puts(" . "); |
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| 188 | } else if (cnt == 5) { |
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| 189 | lcd_home(); |
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| 190 | lcd_puts(" . "); |
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| 191 | } else if (cnt == 6) { |
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| 192 | lcd_home(); |
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| 193 | lcd_puts(" . "); |
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| 194 | } else if (cnt == 7) { |
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| 195 | lcd_home(); |
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| 196 | lcd_puts(" . "); |
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| 197 | } else if (cnt == 8) { |
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| 198 | lcd_home(); |
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| 199 | lcd_puts(" . "); |
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| 200 | } else if (cnt == 9) { |
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| 201 | lcd_home(); |
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| 202 | lcd_puts(" . "); |
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| 203 | } else if (cnt == 10) { |
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| 204 | lcd_home(); |
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| 205 | lcd_puts(" . "); |
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| 206 | } else if (cnt == 11) { |
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| 207 | lcd_home(); |
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| 208 | lcd_puts(" . "); |
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| 209 | } else if (cnt == 12) { |
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| 210 | lcd_home(); |
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| 211 | lcd_puts(" . "); |
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| 212 | } else if (cnt == 13) { |
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| 213 | lcd_home(); |
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| 214 | lcd_puts(" . "); |
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| 215 | } else if (cnt == 14) { |
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| 216 | lcd_home(); |
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| 217 | lcd_puts(" . "); |
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| 218 | } else if (cnt == 15) { |
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| 219 | lcd_home(); |
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| 220 | lcd_puts(" . "); |
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| 221 | } else if (cnt == 16) { |
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| 222 | lcd_home(); |
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| 223 | lcd_puts(" . "); |
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| 224 | } else if (cnt == 17) { |
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| 225 | lcd_home(); |
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| 226 | lcd_puts(" . "); |
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| 227 | } else if (cnt == 18) { |
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| 228 | lcd_home(); |
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| 229 | lcd_puts(" . "); |
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| 230 | } else if (cnt == 19) { |
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| 231 | lcd_home(); |
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| 232 | lcd_puts(" ."); |
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| 233 | } |
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| 234 | cnt += 1; |
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| 235 | if (cnt == 20) { |
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| 236 | cnt = 0; |
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| 237 | } |
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| 238 | |||
| 607 | noddan | 239 | uint16_t act_type; |
| 240 | uint8_t lcdid; |
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| 1044 | arune | 241 | if ( ((rxMsg.Id & CAN_MASK_CLASS)>>CAN_SHIFT_CLASS) == CAN_ACT){// FIXME ett j�kla herk, st�da upp |
| 607 | noddan | 242 | |
| 243 | |||
| 244 | act_type =(uint16_t)((rxMsg.Id & CAN_MASK_ACT_TYPE) >> CAN_SHIFT_ACT_TYPE); |
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| 245 | |||
| 246 | lcdid = (uint8_t)((rxMsg.Id & CAN_MASK_ACT_ID) >> CAN_SHIFT_ACT_ID); |
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| 247 | |||
| 481 | eqlazer | 248 | |
| 607 | noddan | 249 | if( act_type == ACT_TYPE_LCD ){ //FIXME add id to check here |
| 250 | lcd_action = rxMsg.Data.bytes[0]; |
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| 481 | eqlazer | 251 | switch( lcd_action ){ |
| 252 | case LCD_ACTION_CLR: |
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| 253 | // Clear LCD |
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| 254 | lcd_clrscr(); |
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| 255 | break; |
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| 256 | case LCD_ACTION_CURS: |
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| 257 | // Move cursor |
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| 607 | noddan | 258 | lcd_gotoxy( rxMsg.Data.bytes[1],rxMsg.Data.bytes[2] ); |
| 481 | eqlazer | 259 | break; |
| 260 | case LCD_ACTION_GET_SIZE: |
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| 261 | // Request LCD dimension |
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| 262 | send_dimensions(); |
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| 263 | break; |
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| 264 | case LCD_ACTION_TEXT: |
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| 265 | // Print text to LCD |
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| 607 | noddan | 266 | for(m=1;m<rxMsg.DataLength;m++){ |
| 481 | eqlazer | 267 | lcd_putc( (char)rxMsg.Data.bytes[m] ); |
| 268 | } |
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| 269 | break; |
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| 270 | case LCD_ACTION_SET_CONT: |
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| 271 | // Set contrast |
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| 272 | if(rxMsg.DataLength == 1){ |
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| 607 | noddan | 273 | OCR0B = rxMsg.Data.bytes[1]; |
| 481 | eqlazer | 274 | } |
| 275 | break; |
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| 276 | case LCD_ACTION_SET_BLIGHT: |
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| 277 | // Set backlight |
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| 607 | noddan | 278 | if(rxMsg.DataLength == 2){ |
| 279 | OCR1AL = rxMsg.Data.bytes[1]; |
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| 481 | eqlazer | 280 | } |
| 281 | break; |
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| 282 | case LCD_ACTION_GET_CONT: |
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| 283 | // Get contrast |
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| 284 | txMsg.DataLength = 1; |
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| 607 | noddan | 285 | //txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_CONT<<LCD_ACTION_BITS )|NODE_ID; FIXME |
| 286 | txMsg.Data.bytes[1] = OCR0B; |
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| 481 | eqlazer | 287 | BIOS_CanSend(&txMsg); |
| 288 | break; |
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| 289 | case LCD_ACTION_GET_BLIGHT: |
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| 290 | // Get backlight |
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| 291 | txMsg.DataLength = 1; |
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| 607 | noddan | 292 | //txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_BLIGHT<<LCD_ACTION_BITS )|NODE_ID; FIXME |
| 293 | txMsg.Data.bytes[1] = OCR1AL; |
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| 481 | eqlazer | 294 | BIOS_CanSend(&txMsg); |
| 295 | break; |
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| 296 | default: |
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| 297 | // Take over the world |
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| 298 | break; |
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| 299 | } |
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| 300 | } |
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| 301 | } |
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| 302 | rxMsgFull = 0; |
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| 607 | noddan | 303 | } |
| 332 | eqlazer | 304 | } |
| 179 | eqlazer | 305 | } |
| 344 | eqlazer | 306 | |
| 307 | void send_dimensions(){ |
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| 463 | eqlazer | 308 | Can_Message_t txMsg; |
| 481 | eqlazer | 309 | |
| 463 | eqlazer | 310 | txMsg.ExtendedFlag=1; |
| 311 | txMsg.RemoteFlag=0; |
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| 344 | eqlazer | 312 | txMsg.Id=0xA000001; |
| 313 | txMsg.Data.bytes[0] = SIZE_X; |
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| 314 | txMsg.Data.bytes[1] = SIZE_Y; |
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| 315 | txMsg.DataLength = 2; |
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| 481 | eqlazer | 316 | |
| 463 | eqlazer | 317 | BIOS_CanSend(&txMsg); |
| 344 | eqlazer | 318 | } |
| 481 | eqlazer | 319 | |
| 320 | void rotenc(){ |
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| 321 | uint8_t rot_data = 0; |
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| 627 | noddan | 322 | static uint8_t rot_lastdir = 0, rot_laststate = 0, btn_laststate = 0; |
| 481 | eqlazer | 323 | |
| 324 | Can_Message_t txMsg; |
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| 325 | txMsg.ExtendedFlag=1; |
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| 326 | txMsg.RemoteFlag=0; |
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| 605 | noddan | 327 | //txMsg.Id = ( CLASS_SNS<<CLASS_MASK_BITS )|( SNS_ACT_BUTTON<<SNS_TYPE_BITS )|( 0x01<<SNS_ID_BITS )| NODE_ID;//FIXME: borttaget |
| 481 | eqlazer | 328 | txMsg.DataLength=2; |
| 329 | |||
| 627 | noddan | 330 | //Take care of button push |
| 331 | if ((PINB&(1<<PB7)) != btn_laststate){ //The buttonstate has changed! Let's send a message! |
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| 332 | btn_laststate = (PINB&(1<<PB7)); |
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| 333 | txMsg.Data.bytes[0] = 5; |
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| 334 | txMsg.Data.bytes[1] = (btn_laststate)?0:1; |
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| 335 | txMsg.DataLength=2; |
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| 336 | BIOS_CanSend(&txMsg); |
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| 337 | } |
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| 338 | |||
| 339 | //Take care of rotary encoder movement |
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| 481 | eqlazer | 340 | if(PINB&(1<<PB0)){ |
| 341 | rot_data |= 0x01; |
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| 342 | } |
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| 343 | if(PIND&(1<<PD2)){ |
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| 344 | rot_data |= 0x02; |
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| 345 | } |
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| 346 | |||
| 627 | noddan | 347 | if( rot_data==0 || rot_data==3 ){ // Are both signals high or low? |
| 348 | if( rot_data==0 && rot_laststate!=rot_data ){ // Are both signals low? In that case we are finished with one turn and should print out the direction it went. |
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| 481 | eqlazer | 349 | if( rot_lastdir&0x01 ){ |
| 350 | // Moving right |
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| 351 | txMsg.Data.bytes[0]=RIGHT; |
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| 352 | txMsg.Data.bytes[1] = (PINB&(1<<PB7))?0:1; |
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| 353 | txMsg.DataLength=2; |
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| 354 | BIOS_CanSend(&txMsg); |
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| 355 | }else{ |
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| 356 | // Moving left |
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| 357 | txMsg.Data.bytes[0]=LEFT; |
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| 358 | txMsg.Data.bytes[1] = (PINB&(1<<PB7))?0:1; |
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| 359 | txMsg.DataLength=2; |
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| 360 | BIOS_CanSend(&txMsg); |
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| 361 | } |
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| 362 | } |
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| 363 | rot_laststate = rot_data; |
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| 627 | noddan | 364 | } else { // No, only one of the signals are high. We can use this to find out what direction we are moving. |
| 481 | eqlazer | 365 | rot_lastdir = rot_data; |
| 366 | } |
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| 367 | } |
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| 368 |