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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 179 | eqlazer | 1 | /** |
| 335 | eqlazer | 2 | * CanCLCD. |
| 179 | eqlazer | 3 | * For HD44780- and KS0073-based LCD displays |
| 335 | eqlazer | 4 | * Prints sensor data and other interesting things. |
| 179 | eqlazer | 5 | * |
| 6 | * @date 2006-12-11 |
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| 7 | * @author Erik Larsson |
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| 8 | * |
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| 9 | * TODO Fix more types of output: relay status, mail recieved etc. |
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| 10 | * |
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| 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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| 18 | #include <avr/interrupt.h> |
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| 19 | #include <stdio.h> |
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| 20 | /* lib files */ |
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| 332 | eqlazer | 21 | #include <bios.h> |
| 179 | eqlazer | 22 | #include <lcd_HD44780.h> |
| 196 | eqlazer | 23 | /* funcdefs */ |
| 344 | eqlazer | 24 | //#include <eqlazer_funcdefs.h> |
| 179 | eqlazer | 25 | |
| 26 | /* defines */ |
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| 344 | eqlazer | 27 | #define SIZE_X 20 |
| 28 | #define SIZE_Y 4 |
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| 29 | |||
| 30 | //#define BUFFER_SIZE 20 |
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| 332 | eqlazer | 31 | #define TRUE 1 |
| 32 | #define FALSE 0 |
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| 179 | eqlazer | 33 | |
| 344 | eqlazer | 34 | #define LEFT 0x01 |
| 35 | #define RIGHT 0x02 |
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| 36 | |||
| 332 | eqlazer | 37 | Can_Message_t rxMsg; |
| 344 | eqlazer | 38 | Can_Message_t txMsg; |
| 256 | eqlazer | 39 | |
| 335 | eqlazer | 40 | |
| 344 | eqlazer | 41 | uint8_t msg_received = FALSE; |
| 335 | eqlazer | 42 | |
| 43 | uint8_t rot_lastdir = 0, |
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| 44 | rot_laststate = 0; |
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| 45 | |||
| 344 | eqlazer | 46 | |
| 47 | void can_receive(Can_Message_t *msg){ |
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| 48 | // FIXME |
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| 49 | } |
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| 50 | |||
| 51 | |||
| 52 | ISR( PCINT0_vect ){ // For ROTENC_A and ROTENC_B |
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| 335 | eqlazer | 53 | uint8_t rot_data = 0; |
| 256 | eqlazer | 54 | |
| 344 | eqlazer | 55 | txMsg.Id=0xA000000; |
| 56 | txMsg.DataLength=2; |
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| 57 | |||
| 58 | if(PINB&(1<<PB7)){ |
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| 335 | eqlazer | 59 | rot_data |= 0x01; |
| 60 | } |
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| 344 | eqlazer | 61 | if(PINB&(1<<PB0)){ |
| 335 | eqlazer | 62 | rot_data |= 0x02; |
| 63 | } |
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| 64 | |||
| 344 | eqlazer | 65 | if( rot_data==0 || rot_data==3 ){ |
| 66 | if( rot_data==0 && rot_laststate!=rot_data ){ |
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| 67 | if( rot_lastdir&0x01 ){ |
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| 68 | // Moving right |
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| 69 | txMsg.Data.bytes[0]=RIGHT; |
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| 70 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
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| 71 | bios->can_send(&txMsg); |
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| 72 | }else{ |
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| 73 | // Moving left |
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| 74 | txMsg.Data.bytes[0]=LEFT; |
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| 75 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
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| 76 | bios->can_send(&txMsg); |
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| 335 | eqlazer | 77 | } |
| 78 | } |
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| 344 | eqlazer | 79 | rot_laststate = rot_data; |
| 80 | }else{ |
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| 335 | eqlazer | 81 | rot_lastdir = rot_data; |
| 82 | } |
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| 332 | eqlazer | 83 | } |
| 179 | eqlazer | 84 | |
| 344 | eqlazer | 85 | ISR( PCINT2_vect ){ // For ROTENC_BTN |
| 86 | lcd_puts("a"); |
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| 332 | eqlazer | 87 | } |
| 88 | |||
| 344 | eqlazer | 89 | void send_dimensions(); |
| 332 | eqlazer | 90 | |
| 179 | eqlazer | 91 | /*----------------------------------------------------------------------------- |
| 92 | * Main Program |
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| 93 | *---------------------------------------------------------------------------*/ |
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| 94 | int main(void) { |
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| 95 | |||
| 344 | eqlazer | 96 | // char buffer[ BUFFER_SIZE ]; |
| 335 | eqlazer | 97 | /* |
| 98 | * Initialize rotaryencoders and buttons |
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| 99 | */ |
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| 100 | /* Set as input */ |
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| 344 | eqlazer | 101 | DDRD &= ~(1<<DDD2); |
| 102 | DDRB &= ~((1<<DDB7)|(1<<DDB0)); |
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| 103 | /* Enable pull-up */ |
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| 104 | PORTD |= (1<<PD2); |
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| 105 | PORTB |= (1<<PB7)|(1<<PB0); |
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| 335 | eqlazer | 106 | /* Enable IO-pin interrupt */ |
| 344 | eqlazer | 107 | PCICR |= (1<<PCIE2)|(1<<PCIE0); |
| 108 | /* Unmask PB7, PB0 and PD2 */ |
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| 109 | PCMSK2 |= (1<<PCINT18); |
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| 110 | PCMSK0 |= (1<<PCINT7)|(1<<PCINT0); |
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| 179 | eqlazer | 111 | |
| 344 | eqlazer | 112 | txMsg.ExtendedFlag=1; |
| 113 | txMsg.RemoteFlag=0; |
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| 114 | |||
| 335 | eqlazer | 115 | sei(); |
| 332 | eqlazer | 116 | bios->can_callback = &can_receive; |
| 256 | eqlazer | 117 | |
| 332 | eqlazer | 118 | lcd_init( LCD_DISP_ON ); |
| 119 | lcd_clrscr(); |
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| 179 | eqlazer | 120 | |
| 344 | eqlazer | 121 | send_dimensions(); |
| 179 | eqlazer | 122 | |
| 123 | /* main loop */ |
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| 332 | eqlazer | 124 | while(1){ |
| 125 | /* check if any messages have been received */ |
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| 126 | if(msg_received){ |
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| 344 | eqlazer | 127 | |
| 334 | eqlazer | 128 | msg_received = FALSE; |
| 129 | } |
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| 332 | eqlazer | 130 | } |
| 179 | eqlazer | 131 | } |
| 344 | eqlazer | 132 | |
| 133 | void send_dimensions(){ |
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| 134 | txMsg.Id=0xA000001; |
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| 135 | txMsg.Data.bytes[0] = SIZE_X; |
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| 136 | txMsg.Data.bytes[1] = SIZE_Y; |
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| 137 | txMsg.DataLength = 2; |
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| 138 | bios->can_send(&txMsg); |
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| 139 | } |