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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 179 | eqlazer | 1 | /** |
| 2 | * CAN LCD. |
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| 3 | * For HD44780- and KS0073-based LCD displays |
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| 4 | * This is the early version that only prints temperature sensor data. |
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| 5 | * |
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| 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 | * Make it configurable to use UART, because it's not necessary on the final PCB |
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| 11 | * |
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| 12 | */ |
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| 13 | |||
| 14 | /* For eq's testing purpose */ |
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| 15 | #define EQLAZER 0 |
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| 16 | |||
| 17 | /*----------------------------------------------------------------------------- |
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| 18 | * Includes |
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| 19 | *---------------------------------------------------------------------------*/ |
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| 20 | /* system files */ |
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| 21 | #include <avr/io.h> |
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| 22 | #include <avr/interrupt.h> |
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| 23 | #include <avr/wdt.h> |
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| 24 | #include <stdio.h> |
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| 25 | /* lib files */ |
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| 26 | #include <can.h> |
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| 27 | #include <serial.h> |
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| 28 | #include <timebase.h> |
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| 29 | #include <lcd_HD44780.h> |
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| 30 | |||
| 31 | /* defines */ |
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| 32 | //#include <global_funcdefs> // TODO in future version use this (first fix the defs) |
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| 33 | |||
| 34 | #ifdef EQLAZER |
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| 35 | #include <eqlazer_funcdefs.h> // for eq's personal defs |
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| 36 | #endif |
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| 37 | |||
| 38 | #define BUFFER_SIZE 20 |
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| 39 | |||
| 40 | /*----------------------------------------------------------------------------- |
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| 41 | * Main Program |
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| 42 | *---------------------------------------------------------------------------*/ |
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| 43 | int main(void) { |
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| 44 | |||
| 45 | char buffer[ BUFFER_SIZE ]; |
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| 46 | uint8_t subzero; |
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| 47 | |||
| 48 | Timebase_Init(); |
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| 49 | Serial_Init(); |
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| 50 | sei(); |
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| 51 | lcd_init( LCD_DISP_ON ); |
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| 52 | |||
| 53 | printf("\n------------------------------------------------------------\n"); |
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| 54 | printf( " CAN LCD\n"); |
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| 55 | printf( "------------------------------------------------------------\n"); |
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| 56 | |||
| 57 | lcd_clrscr(); |
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| 58 | lcd_puts("CAN LCD test\n"); |
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| 59 | |||
| 60 | printf("CanInit..."); |
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| 61 | lcd_puts("CanInit... "); |
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| 62 | if (Can_Init() != CAN_OK) { |
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| 63 | printf("FAILED!\n"); |
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| 64 | lcd_puts("FAILED!\n"); |
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| 65 | } |
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| 66 | else { |
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| 67 | printf("OK!\n"); |
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| 68 | lcd_puts("OK!\n"); |
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| 69 | } |
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| 70 | |||
| 71 | uint32_t timeStamp = 0; |
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| 72 | |||
| 73 | Can_Message_t txMsg; |
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| 74 | Can_Message_t rxMsg; |
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| 75 | txMsg.Id = 0; |
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| 76 | txMsg.RemoteFlag = 0; |
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| 77 | txMsg.ExtendedFlag = 1; |
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| 78 | |||
| 79 | lcd_clrscr(); |
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| 80 | |||
| 81 | /* main loop */ |
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| 82 | while (1) { |
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| 83 | /* service the CAN routines */ |
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| 84 | Can_Service(); |
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| 85 | |||
| 86 | /* check if any messages have been received and print to uart */ |
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| 87 | while (Can_Receive(&rxMsg) == CAN_OK) { |
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| 88 | printf("MSG Received: ID=%lx, DLC=%u, EXT=%u, RTR=%u, ", rxMsg.Id, (uint16_t)(rxMsg.DataLength), (uint16_t)(rxMsg.ExtendedFlag), (uint16_t)(rxMsg.RemoteFlag)); |
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| 89 | printf("data={ "); |
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| 90 | |||
| 91 | for (uint8_t i=0; i<rxMsg.DataLength; i++) { |
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| 92 | printf("%x ", rxMsg.Data.bytes[i]); |
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| 93 | } |
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| 94 | printf("}\n"); |
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| 95 | |||
| 96 | #ifdef EQLAZER /* More personalized code */ |
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| 97 | if( (rxMsg.Id & 0x1E000000)>>25 == FUNCT_SENSORS){ |
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| 98 | |||
| 99 | // TODO fixa rätt umatning av sensordata: negativa tal och decimaldelen. |
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| 100 | // Skriva om hela skiten |
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| 101 | // |
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| 102 | /* which temperature sensor? */ |
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| 103 | if( (rxMsg.Id & 0x01FF8000)>>15 == FUNCC_SENSORS_TEMPERATURE_INSIDE ){ |
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| 104 | /* Below 0 degrees celsius? */ |
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| 105 | if(rxMsg.Data.bytes[0]&0x80){ |
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| 106 | rxMsg.Data.bytes[0]= -rxMsg.Data.bytes[0]; |
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| 107 | subzero = 1; |
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| 108 | }else{ |
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| 109 | subzero = 0; |
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| 110 | } |
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| 111 | snprintf( buffer, BUFFER_SIZE, (subzero)?"-%d,%d%cC":"%d,%d%cC", rxMsg.Data.bytes[0], rxMsg.Data.bytes[1], 0xdf ); |
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| 112 | lcd_gotoxy( LCD_LINE0_0 ); |
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| 113 | lcd_puts( LCD_SENSOR_TEMPERATURE_INSIDE ); |
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| 114 | lcd_gotoxy( LCD_LINE1_0 ); |
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| 115 | lcd_puts( buffer ); |
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| 116 | }else if( (rxMsg.Id & 0x01FF8000)>>15 == FUNCC_SENSORS_TEMPERATURE_OUTSIDE ){ |
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| 117 | if(rxMsg.Data.bytes[0]&0x80){ |
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| 118 | rxMsg.Data.bytes[0]= -rxMsg.Data.bytes[0]; |
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| 119 | subzero = 1; |
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| 120 | }else{ |
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| 121 | subzero = 0; |
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| 122 | } |
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| 123 | snprintf( buffer, BUFFER_SIZE, (subzero)?"-%d,%d%cC":"%d,%d%cC", rxMsg.Data.bytes[0], rxMsg.Data.bytes[1], 0xdf ); |
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| 124 | lcd_gotoxy( LCD_LINE2_0 ); |
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| 125 | lcd_puts( LCD_SENSOR_TEMPERATURE_OUTSIDE ); |
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| 126 | lcd_gotoxy( LCD_LINE3_0 ); |
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| 127 | lcd_puts( buffer ); |
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| 128 | }else if( (rxMsg.Id & 0x01FF8000)>>15 == FUNCC_SENSORS_TEMPERATURE_FREEZER ){ |
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| 129 | if(rxMsg.Data.bytes[0]&0x80){ |
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| 130 | rxMsg.Data.bytes[0]= -rxMsg.Data.bytes[0]; |
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| 131 | subzero = 1; |
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| 132 | }else{ |
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| 133 | subzero = 0; |
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| 134 | } |
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| 135 | snprintf( buffer, BUFFER_SIZE, (subzero)?"-%d,%d%cC":"%d,%d%cC", rxMsg.Data.bytes[0], rxMsg.Data.bytes[1], 0xdf ); |
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| 136 | lcd_gotoxy( LCD_LINE2_2 ); |
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| 137 | lcd_puts( LCD_SENSOR_TEMPERATURE_FREEZER ); |
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| 138 | lcd_gotoxy( LCD_LINE3_2 ); |
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| 139 | lcd_puts( buffer ); |
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| 140 | }else{ |
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| 141 | lcd_clrscr(); |
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| 142 | lcd_puts("Sensors: No config."); |
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| 143 | } |
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| 144 | } |
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| 145 | #else /* Generally code */ |
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| 146 | |||
| 147 | /* If temperature sensor data received print to LCD */ |
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| 148 | if( rxMsg.Id == 0x300 ){ |
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| 149 | |||
| 150 | for( uint8_t i=0; i<(rxMsg.DataLength/2); i++ ){ |
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| 151 | snprintf( buffer, BUFFER_SIZE, "Sensor %i: %d,%d%cC", i, rxMsg.Data.bytes[i*2], rxMsg.Data.bytes[i*2+1], 0xdf ); // TODO fixa korrekt utmatning av negativa tal och decimaldel |
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| 152 | lcd_gotoxy(0,1+i); |
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| 153 | lcd_puts( buffer ); |
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| 154 | } |
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| 155 | } |
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| 156 | #endif |
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| 157 | } |
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| 158 | } |
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| 159 | |||
| 160 | return 0; |
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| 161 | } |