Rev 349 | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | SVN | RSS feed
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| 1 | /** |
1 | /** |
| 2 | * CanSimpleCLCD. Simple version. |
2 | * CanSimpleCLCD. Simple version. |
| 3 | * For HD44780- and KS0073-based LCD displays |
3 | * For HD44780- and KS0073-based LCD displays |
| 4 | * |
4 | * |
| 5 | * Contains no intelligence. It just prints what it is told to. |
5 | * Contains no intelligence. It just prints what it is told to. |
| 6 | * |
6 | * |
| 7 | * @date 2006-12-11 |
7 | * @date 2006-12-11 |
| 8 | * @author Erik Larsson |
8 | * @author Erik Larsson |
| 9 | * |
9 | * |
| 10 | */ |
10 | */ |
| 11 | 11 | ||
| 12 | /*----------------------------------------------------------------------------- |
12 | /*----------------------------------------------------------------------------- |
| 13 | * Includes |
13 | * Includes |
| 14 | *---------------------------------------------------------------------------*/ |
14 | *---------------------------------------------------------------------------*/ |
| 15 | /* system files */ |
15 | /* system files */ |
| 16 | #include <avr/io.h> |
16 | #include <avr/io.h> |
| 17 | #include <avr/interrupt.h> |
17 | #include <avr/interrupt.h> |
| 18 | #include <stdio.h> |
18 | #include <stdio.h> |
| 19 | /* lib files */ |
19 | /* lib files */ |
| 20 | #include <bios.h> |
20 | #include <bios.h> |
| 21 | #include <lcd_HD44780.h> |
21 | #include <lcd_HD44780.h> |
| 22 | /* funcdefs */ |
22 | /* funcdefs */ |
| 23 | #include <funcdefs.h> |
23 | #include <funcdefs.h> |
| 24 | 24 | ||
| 25 | /*----------------------------------------------------------------------------- |
25 | /*----------------------------------------------------------------------------- |
| 26 | * Defines |
26 | * Defines |
| 27 | *---------------------------------------------------------------------------*/ |
27 | *---------------------------------------------------------------------------*/ |
| 28 | #define SIZE_X 20 |
28 | #define SIZE_X 20 |
| 29 | #define SIZE_Y 4 |
29 | #define SIZE_Y 4 |
| 30 | #define SIZE_LCD LCD_SIZE_20x4 |
30 | #define SIZE_LCD LCD_SIZE_20x4 |
| 31 | 31 | ||
| 32 | #define BUFFER_SIZE SIZE_X |
32 | #define BUFFER_SIZE SIZE_X |
| 33 | #define TRUE 1 |
33 | #define TRUE 1 |
| 34 | #define FALSE 0 |
34 | #define FALSE 0 |
| 35 | 35 | ||
| 36 | #define LEFT 0x01 |
36 | #define LEFT 0x01 |
| 37 | #define RIGHT 0x02 |
37 | #define RIGHT 0x02 |
| 38 | 38 | ||
| 39 | Can_Message_t txMsg; |
39 | Can_Message_t txMsg; |
| 40 | 40 | ||
| 41 | char incoming_text[ BUFFER_SIZE ]; |
41 | char incoming_text[ BUFFER_SIZE ]; |
| 42 | uint8_t msg_received = FALSE; |
42 | uint8_t msg_received = FALSE; |
| 43 | 43 | ||
| 44 | uint8_t rot_lastdir = 0, |
44 | uint8_t rot_lastdir = 0, |
| 45 | rot_laststate = 0; |
45 | rot_laststate = 0; |
| 46 | 46 | ||
| 47 | char buffer[ BUFFER_SIZE ]; |
47 | char buffer[ BUFFER_SIZE ]; |
| 48 | 48 | ||
| 49 | void send_dimensions(); |
49 | void send_dimensions(); |
| 50 | 50 | ||
| 51 | void can_receive(Can_Message_t *msg){ |
51 | void can_receive(Can_Message_t *msg){ |
| 52 | uint32_t act; |
52 | uint32_t act; |
| 53 | uint8_t m, act_type, lcd_action, lcd_size; |
53 | uint8_t m, act_type, lcd_action, lcd_size; |
| 54 | if( ((msg->Id & CLASS_MASK)>> CLASS_MASK_BITS) == CLASS_ACT ){ |
54 | if( ((msg->Id & CLASS_MASK)>> CLASS_MASK_BITS) == CLASS_ACT ){ |
| 55 | act = (msg->Id & TYPE_MASK) >> TYPE_MASK_BITS; |
55 | act = (msg->Id & TYPE_MASK) >> TYPE_MASK_BITS; |
| 56 | act_type = (act & ACT_TYPE_MASK) >> ACT_TYPE_BITS; |
56 | act_type = (act & ACT_TYPE_MASK) >> ACT_TYPE_BITS; |
| 57 | lcd_action = (act & LCD_ACTION_MASK) >> LCD_ACTION_BITS; |
57 | lcd_action = (act & LCD_ACTION_MASK) >> LCD_ACTION_BITS; |
| 58 | lcd_size = (act & LCD_SIZE_MASK) >> LCD_SIZE_BITS; |
58 | lcd_size = (act & LCD_SIZE_MASK) >> LCD_SIZE_BITS; |
| 59 | } |
59 | } |
| 60 | 60 | ||
| 61 | if( act_type == ACT_TYPE_LCD && (lcd_size == SIZE_LCD || lcd_size == LCD_SIZE_ALL)){ |
61 | if( act_type == ACT_TYPE_LCD && (lcd_size == SIZE_LCD || lcd_size == LCD_SIZE_ALL)){ |
| 62 | switch( lcd_action ){ |
62 | switch( lcd_action ){ |
| 63 | case LCD_ACTION_CLR: |
63 | case LCD_ACTION_CLR: |
| 64 | // Clear LCD |
64 | // Clear LCD |
| 65 | lcd_clrscr(); |
65 | lcd_clrscr(); |
| 66 | break; |
66 | break; |
| 67 | case LCD_ACTION_CURS: |
67 | case LCD_ACTION_CURS: |
| 68 | // Move cursor |
68 | // Move cursor |
| 69 | lcd_gotoxy( msg->Data.bytes[0],msg->Data.bytes[1] ); |
69 | lcd_gotoxy( msg->Data.bytes[0],msg->Data.bytes[1] ); |
| 70 | break; |
70 | break; |
| 71 | case LCD_ACTION_GET_SIZE: |
71 | case LCD_ACTION_GET_SIZE: |
| 72 | // Request LCD dimension |
72 | // Request LCD dimension |
| 73 | send_dimensions(); |
73 | send_dimensions(); |
| 74 | break; |
74 | break; |
| 75 | case LCD_ACTION_TEXT: |
75 | case LCD_ACTION_TEXT: |
| 76 | // Print text to LCD |
76 | // Print text to LCD |
| 77 | for(m=0;m<msg->DataLength;m++){ |
77 | for(m=0;m<msg->DataLength;m++){ |
| 78 | lcd_putc( (char)msg->Data.bytes[m] ); |
78 | lcd_putc( (char)msg->Data.bytes[m] ); |
| 79 | } |
79 | } |
| 80 | break; |
80 | break; |
| 81 | case LCD_ACTION_SET_CONT: |
81 | case LCD_ACTION_SET_CONT: |
| 82 | // Set contrast |
82 | // Set contrast |
| 83 | if(msg->DataLength == 1){ |
83 | if(msg->DataLength == 1){ |
| 84 | OCR0B = msg->Data.bytes[0]; |
84 | OCR0B = msg->Data.bytes[0]; |
| 85 | } |
85 | } |
| 86 | break; |
86 | break; |
| 87 | case LCD_ACTION_SET_BLIGHT: |
87 | case LCD_ACTION_SET_BLIGHT: |
| 88 | // Set backlight |
88 | // Set backlight |
| 89 | if(msg->DataLength == 1){ |
89 | if(msg->DataLength == 1){ |
| 90 | OCR1AL = msg->Data.bytes[0]; |
90 | OCR1AL = msg->Data.bytes[0]; |
| 91 | } |
91 | } |
| 92 | break; |
92 | break; |
| 93 | case LCD_ACTION_GET_CONT: |
93 | case LCD_ACTION_GET_CONT: |
| 94 | // Get contrast |
94 | // Get contrast |
| 95 | txMsg.DataLength = 1; |
95 | txMsg.DataLength = 1; |
| 96 | txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_CONT<<LCD_ACTION_BITS )|NODE_ID; |
96 | txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_CONT<<LCD_ACTION_BITS )|NODE_ID; |
| 97 | txMsg.Data.bytes[0] = OCR0B; |
97 | txMsg.Data.bytes[0] = OCR0B; |
| 98 | bios->can_send(&txMsg); |
98 | bios->can_send(&txMsg); |
| 99 | break; |
99 | break; |
| 100 | case LCD_ACTION_GET_BLIGHT: |
100 | case LCD_ACTION_GET_BLIGHT: |
| 101 | // Get backlight |
101 | // Get backlight |
| 102 | txMsg.DataLength = 1; |
102 | txMsg.DataLength = 1; |
| 103 | txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_BLIGHT<<LCD_ACTION_BITS )|NODE_ID; |
103 | txMsg.Id = ( CLASS_ACT<<CLASS_MASK_BITS )|( ACT_TYPE_LCD<<ACT_TYPE_BITS )|( LCD_ACTION_SEND_BLIGHT<<LCD_ACTION_BITS )|NODE_ID; |
| 104 | txMsg.Data.bytes[0] = OCR1AL; |
104 | txMsg.Data.bytes[0] = OCR1AL; |
| 105 | bios->can_send(&txMsg); |
105 | bios->can_send(&txMsg); |
| 106 | break; |
106 | break; |
| 107 | default: |
107 | default: |
| 108 | // Take over the world |
108 | // Take over the world |
| 109 | break; |
109 | break; |
| 110 | } |
110 | } |
| 111 | } |
111 | } |
| 112 | } |
112 | } |
| 113 | 113 | ||
| 114 | ISR( PCINT0_vect ){ // For ROTENC_A and ROTENC_B |
114 | ISR( PCINT0_vect ){ // For ROTENC_A and ROTENC_B |
| 115 | uint8_t rot_data = 0; |
115 | uint8_t rot_data = 0; |
| 116 | 116 | ||
| 117 | txMsg.Id = ( CLASS_SNS<<CLASS_MASK_BITS )|( SNS_ACT_BUTTON<<SNS_TYPE_BITS )|( 0x01<<SNS_ID_BITS )| NODE_ID; |
117 | txMsg.Id = ( CLASS_SNS<<CLASS_MASK_BITS )|( SNS_ACT_BUTTON<<SNS_TYPE_BITS )|( 0x01<<SNS_ID_BITS )| NODE_ID; |
| 118 | txMsg.DataLength=2; |
118 | txMsg.DataLength=2; |
| 119 | 119 | ||
| 120 | if(PINB&(1<<PB7)){ |
120 | if(PINB&(1<<PB7)){ |
| 121 | rot_data |= 0x01; |
121 | rot_data |= 0x01; |
| 122 | } |
122 | } |
| 123 | if(PINB&(1<<PB0)){ |
123 | if(PINB&(1<<PB0)){ |
| 124 | rot_data |= 0x02; |
124 | rot_data |= 0x02; |
| 125 | } |
125 | } |
| 126 | 126 | ||
| 127 | if( rot_data==0 || rot_data==3 ){ |
127 | if( rot_data==0 || rot_data==3 ){ |
| 128 | if( rot_data==0 && rot_laststate!=rot_data ){ |
128 | if( rot_data==0 && rot_laststate!=rot_data ){ |
| 129 | if( rot_lastdir&0x01 ){ |
129 | if( rot_lastdir&0x01 ){ |
| 130 | // Moving right |
130 | // Moving right |
| 131 | txMsg.Data.bytes[0]=RIGHT; |
131 | txMsg.Data.bytes[0]=RIGHT; |
| 132 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
132 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
| 133 | bios->can_send(&txMsg); |
133 | bios->can_send(&txMsg); |
| 134 | // For testing TODO remove |
134 | // For testing TODO remove |
| 135 | if(OCR1A<0xFF){ |
135 | if(OCR1A<0xFF){ |
| 136 | OCR1A++; |
136 | OCR1A++; |
| 137 | } |
137 | } |
| 138 | }else{ |
138 | }else{ |
| 139 | // Moving left |
139 | // Moving left |
| 140 | txMsg.Data.bytes[0]=LEFT; |
140 | txMsg.Data.bytes[0]=LEFT; |
| 141 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
141 | txMsg.Data.bytes[1] = (PIND&(1<<PD2))?0:1; |
| 142 | bios->can_send(&txMsg); |
142 | bios->can_send(&txMsg); |
| 143 | // For testing TODO remove |
143 | // For testing TODO remove |
| 144 | if(OCR1A>0){ |
144 | if(OCR1A>0){ |
| 145 | OCR1A--; |
145 | OCR1A--; |
| 146 | } |
146 | } |
| 147 | } |
147 | } |
| 148 | } |
148 | } |
| 149 | rot_laststate = rot_data; |
149 | rot_laststate = rot_data; |
| 150 | }else{ |
150 | }else{ |
| 151 | rot_lastdir = rot_data; |
151 | rot_lastdir = rot_data; |
| 152 | } |
152 | } |
| 153 | } |
153 | } |
| 154 | 154 | ||
| 155 | ISR( PCINT2_vect ){ // For ROTENC_BTN |
155 | ISR( PCINT2_vect ){ // For ROTENC_BTN |
| 156 | txMsg.Id = ( CLASS_SNS<<CLASS_MASK_BITS )|( SNS_ACT_BUTTON<<SNS_TYPE_BITS )|( 0x02<<SNS_ID_BITS )| NODE_ID; |
156 | txMsg.Id = ( CLASS_SNS<<CLASS_MASK_BITS )|( SNS_ACT_BUTTON<<SNS_TYPE_BITS )|( 0x02<<SNS_ID_BITS )| NODE_ID; |
| 157 | txMsg.Data.bytes[0] = (PIND&(1<<PD2))?0:1; // Check if buton is pressed or not |
157 | txMsg.Data.bytes[0] = (PIND&(1<<PD2))?0:1; // Check if buton is pressed or not |
| 158 | txMsg.DataLength=1; |
158 | txMsg.DataLength=1; |
| 159 | bios->can_send(&txMsg); |
159 | bios->can_send(&txMsg); |
| 160 | } |
160 | } |
| 161 | 161 | ||
| 162 | /*----------------------------------------------------------------------------- |
162 | /*----------------------------------------------------------------------------- |
| 163 | * Main Program |
163 | * Main Program |
| 164 | *---------------------------------------------------------------------------*/ |
164 | *---------------------------------------------------------------------------*/ |
| 165 | int main(void) { |
165 | int main(void) { |
| 166 | 166 | ||
| 167 | /* |
167 | /* |
| 168 | * Initialize rotaryencoders and buttons |
168 | * Initialize rotaryencoders and buttons |
| 169 | */ |
169 | */ |
| 170 | /* Set as input */ |
170 | /* Set as input */ |
| 171 | DDRD &= ~(1<<DDD2); |
171 | DDRD &= ~(1<<DDD2); |
| 172 | DDRB &= ~((1<<DDB7)|(1<<DDB0)); |
172 | DDRB &= ~((1<<DDB7)|(1<<DDB0)); |
| 173 | /* Enable pull-up */ |
173 | /* Enable pull-up */ |
| 174 | PORTD |= (1<<PD2); |
174 | PORTD |= (1<<PD2); |
| 175 | PORTB |= (1<<PB7)|(1<<PB0); |
175 | PORTB |= (1<<PB7)|(1<<PB0); |
| 176 | /* Enable IO-pin interrupt */ |
176 | /* Enable IO-pin interrupt */ |
| 177 | PCICR |= (1<<PCIE2)|(1<<PCIE0); |
177 | PCICR |= (1<<PCIE2)|(1<<PCIE0); |
| 178 | /* Unmask PB7, PB0 and PD2 */ |
178 | /* Unmask PB7, PB0 and PD2 */ |
| 179 | PCMSK2 |= (1<<PCINT18); |
179 | PCMSK2 |= (1<<PCINT18); |
| 180 | PCMSK0 |= (1<<PCINT7)|(1<<PCINT0); |
180 | PCMSK0 |= (1<<PCINT7)|(1<<PCINT0); |
| 181 | 181 | ||
| 182 | /* Contrast */ |
182 | /* Contrast */ |
| 183 | TCCR0A |= (1<<COM0B1)|(1<<WGM01)|(1<<WGM00); |
183 | TCCR0A |= (1<<COM0B1)|(1<<WGM01)|(1<<WGM00); |
| 184 | TCCR0B |= (1<<CS00); |
184 | TCCR0B |= (1<<CS00); |
| 185 | OCR0B = 0x20; |
185 | OCR0B = 0x20; |
| 186 | DDRD |= (1<<DDD5); |
186 | DDRD |= (1<<DDD5); |
| 187 | 187 | ||
| 188 | /* Backlight */ |
188 | /* Backlight */ |
| 189 | TCCR1A |= (1<<COM1A1)|(1<<WGM11); |
189 | TCCR1A |= (1<<COM1A1)|(1<<WGM11); |
| 190 | TCCR1B |= (1<<WGM13)|(1<<WGM12)|(1<<CS10); |
190 | TCCR1B |= (1<<WGM13)|(1<<WGM12)|(1<<CS10); |
| 191 | ICR1 = 0xFF; // Make it 8 bits |
191 | ICR1 = 0xFF; // Make it 8 bits |
| 192 | OCR1A = 0x20; |
192 | OCR1A = 0x20; |
| 193 | DDRB |= (1<<DDB1); |
193 | DDRB |= (1<<DDB1); |
| 194 | - | ||
| 195 | 194 | ||
| 196 | txMsg.ExtendedFlag=1; |
195 | txMsg.ExtendedFlag=1; |
| 197 | txMsg.RemoteFlag=0; |
196 | txMsg.RemoteFlag=0; |
| 198 | 197 | ||
| 199 | sei(); |
198 | sei(); |
| 200 | bios->can_callback = &can_receive; |
199 | bios->can_callback = &can_receive; |
| 201 | 200 | ||
| 202 | lcd_init( LCD_DISP_ON ); |
201 | lcd_init( LCD_DISP_ON ); |
| 203 | lcd_clrscr(); |
202 | lcd_clrscr(); |
| 204 | lcd_puts("HomeAutomation\n"); |
203 | lcd_puts("HomeAutomation\n"); |
| 205 | 204 | ||
| 206 | send_dimensions(); |
205 | send_dimensions(); |
| 207 | lcd_puts("Very nice!\n"); |
206 | lcd_puts("Very nice!\n"); |
| 208 | 207 | ||
| 209 | /* main loop */ |
208 | /* main loop */ |
| 210 | while(1){ |
209 | while(1){ |
| 211 | /* check if any messages have been received */ |
210 | /* check if any messages have been received */ |
| 212 | if(msg_received){ |
211 | if(msg_received){ |
| 213 | 212 | ||
| 214 | msg_received = FALSE; |
213 | msg_received = FALSE; |
| 215 | } |
214 | } |
| 216 | } |
215 | } |
| 217 | } |
216 | } |
| 218 | 217 | ||
| 219 | void send_dimensions(){ |
218 | void send_dimensions(){ |
| 220 | txMsg.Id=0xA000001; |
219 | txMsg.Id=0xA000001; |
| 221 | txMsg.Data.bytes[0] = SIZE_X; |
220 | txMsg.Data.bytes[0] = SIZE_X; |
| 222 | txMsg.Data.bytes[1] = SIZE_Y; |
221 | txMsg.Data.bytes[1] = SIZE_Y; |
| 223 | txMsg.DataLength = 2; |
222 | txMsg.DataLength = 2; |
| 224 | bios->can_send(&txMsg); |
223 | bios->can_send(&txMsg); |
| 225 | } |
224 | } |
| 226 | 225 | ||