Rev 163 | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | SVN | RSS feed
| Rev 163 | Rev 164 | ||
|---|---|---|---|
| 1 | /** |
1 | /** |
| 2 | * CAN Test. This program sends a CAN message once every second. The ID of the |
2 | * CAN Test. This program sends a CAN message once every second. The ID of the |
| 3 | * message is increased each time for testing purposes. |
3 | * message is increased each time for testing purposes. |
| 4 | * Added LCD output |
4 | * Added LCD output |
| 5 | * |
5 | * |
| 6 | * @date 2006-11-21, LCD addition 2006-12-11 |
6 | * @date 2006-11-21, LCD addition 2006-12-11 |
| 7 | * @author Jimmy Myhrman, Erik Larsson |
7 | * @author Jimmy Myhrman, Erik Larsson |
| 8 | * |
8 | * |
| 9 | */ |
9 | */ |
| 10 | 10 | ||
| 11 | /*----------------------------------------------------------------------------- |
11 | /*----------------------------------------------------------------------------- |
| 12 | * Includes |
12 | * Includes |
| 13 | *---------------------------------------------------------------------------*/ |
13 | *---------------------------------------------------------------------------*/ |
| 14 | /* system files */ |
14 | /* system files */ |
| 15 | #include <avr/io.h> |
15 | #include <avr/io.h> |
| 16 | #include <avr/interrupt.h> |
16 | #include <avr/interrupt.h> |
| 17 | #include <avr/wdt.h> |
17 | #include <avr/wdt.h> |
| 18 | #include <stdio.h> |
18 | #include <stdio.h> |
| 19 | /* lib files */ |
19 | /* lib files */ |
| 20 | #include <can.h> |
20 | #include <can.h> |
| 21 | #include <serial.h> |
21 | #include <serial.h> |
| 22 | #include <timebase.h> |
22 | #include <timebase.h> |
| 23 | #include <lcd_HD44780.h> |
23 | #include <lcd_HD44780.h> |
| - | 24 | ||
| - | 25 | #define BUFFER_SIZE 20 |
|
| 24 | 26 | ||
| 25 | /*----------------------------------------------------------------------------- |
27 | /*----------------------------------------------------------------------------- |
| 26 | * Main Program |
28 | * Main Program |
| 27 | *---------------------------------------------------------------------------*/ |
29 | *---------------------------------------------------------------------------*/ |
| 28 | int main(void) { |
30 | int main(void) { |
| - | 31 | ||
| - | 32 | char buffer[ BUFFER_SIZE ]; |
|
| - | 33 | int num=1234; |
|
| - | 34 | ||
| 29 | Timebase_Init(); |
35 | Timebase_Init(); |
| 30 | Serial_Init(); |
36 | Serial_Init(); |
| 31 | sei(); |
37 | sei(); |
| 32 | lcd_init( LCD_DISP_ON ); |
38 | lcd_init( LCD_DISP_ON ); |
| 33 | 39 | ||
| 34 | printf("\n------------------------------------------------------------\n"); |
40 | printf("\n------------------------------------------------------------\n"); |
| 35 | printf( " CAN Test: Periodic Transmission\n"); |
41 | printf( " CAN Test: Periodic Transmission\n"); |
| 36 | printf( "------------------------------------------------------------\n"); |
42 | printf( "------------------------------------------------------------\n"); |
| 37 | 43 | ||
| 38 | lcd_clrscr(); |
44 | lcd_clrscr(); |
| 39 | lcd_puts("CAN LCD test\n"); |
45 | lcd_puts("CAN LCD test\n"); |
| 40 | 46 | ||
| 41 | printf("CanInit..."); |
47 | printf("CanInit..."); |
| 42 | lcd_puts("CanInit... "); |
48 | lcd_puts("CanInit... "); |
| 43 | if (Can_Init() != CAN_OK) { |
49 | if (Can_Init() != CAN_OK) { |
| 44 | printf("FAILED!\n"); |
50 | printf("FAILED!\n"); |
| 45 | lcd_puts("FAILED!\n"); |
51 | lcd_puts("FAILED!\n"); |
| 46 | } |
52 | } |
| 47 | else { |
53 | else { |
| 48 | printf("OK!\n"); |
54 | printf("OK!\n"); |
| 49 | lcd_puts("OK!\n"); |
55 | lcd_puts("OK!\n"); |
| 50 | } |
56 | } |
| - | 57 | ||
| - | 58 | // snprintf(buffer, BUFFER_SIZE, "yo %d 98765432109\n", num); |
|
| - | 59 | // lcd_puts(buffer); |
|
| - | 60 | // lcd_puts("test\n"); |
|
| - | 61 | // lcd_puts(buffer); |
|
| 51 | 62 | ||
| 52 | uint32_t timeStamp = 0; |
63 | uint32_t timeStamp = 0; |
| 53 | 64 | ||
| 54 | Can_Message_t txMsg; |
65 | Can_Message_t txMsg; |
| 55 | Can_Message_t rxMsg; |
66 | Can_Message_t rxMsg; |
| 56 | txMsg.Id = 0; |
67 | txMsg.Id = 0; |
| 57 | txMsg.RemoteFlag = 0; |
68 | txMsg.RemoteFlag = 0; |
| 58 | txMsg.ExtendedFlag = 1; //DataLength and the databytes are just what happens to be in the memory. They are never set. |
69 | txMsg.ExtendedFlag = 1; //DataLength and the databytes are just what happens to be in the memory. They are never set. |
| 59 | 70 | ||
| 60 | /* main loop */ |
71 | /* main loop */ |
| 61 | while (1) { |
72 | while (1) { |
| 62 | /* service the CAN routines */ |
73 | /* service the CAN routines */ |
| 63 | Can_Service(); |
74 | Can_Service(); |
| 64 | 75 | ||
| 65 | /* send CAN message and check for CAN errors once every second */ |
76 | /* send CAN message and check for CAN errors once every second */ |
| 66 | if (Timebase_PassedTimeMillis(timeStamp) >= 1000) { |
77 | if (Timebase_PassedTimeMillis(timeStamp) >= 1000) { |
| 67 | timeStamp = Timebase_CurrentTime(); |
78 | timeStamp = Timebase_CurrentTime(); |
| 68 | /* send txMsg */ |
79 | /* send txMsg */ |
| 69 | txMsg.Id++; |
80 | txMsg.Id++; |
| 70 | Can_Send(&txMsg); |
81 | Can_Send(&txMsg); |
| 71 | } |
82 | } |
| 72 | 83 | ||
| 73 | /* check if any messages have been received */ |
84 | /* check if any messages have been received */ |
| 74 | while (Can_Receive(&rxMsg) == CAN_OK) { |
85 | while (Can_Receive(&rxMsg) == CAN_OK) { |
| 75 | 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)); |
86 | 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)); |
| 76 | printf("data={ "); |
87 | printf("data={ "); |
| - | 88 | ||
| 77 | for (uint8_t i=0; i<rxMsg.DataLength; i++) { |
89 | for (uint8_t i=0; i<rxMsg.DataLength; i++) { |
| 78 | printf("%x ", rxMsg.Data.bytes[i]); |
90 | printf("%x ", rxMsg.Data.bytes[i]); |
| 79 | } |
91 | } |
| 80 | printf("}\n"); |
92 | printf("}\n"); |
| - | 93 | ||
| - | 94 | if( rxMsg.Id == 0x3 ){ |
|
| - | 95 | // lcd_gotoxy(0,1); |
|
| - | 96 | lcd_clrscr(); |
|
| - | 97 | // lcd_putc(0xdf); |
|
| - | 98 | lcd_puts("Temperature data:\n"); |
|
| - | 99 | ||
| - | 100 | for( uint8_t i=0; i<(rxMsg.DataLength/2); i++ ){ |
|
| - | 101 | snprintf( buffer, BUFFER_SIZE, "Sensor %i: %d,%d%cC", i, rxMsg.Data.bytes[i*2], rxMsg.Data.bytes[i*2+1], 0xdf ); |
|
| - | 102 | lcd_gotoxy(0,1+i); |
|
| - | 103 | lcd_puts( buffer ); |
|
| - | 104 | } |
|
| - | 105 | } |
|
| 81 | } |
106 | } |
| 82 | } |
107 | } |
| 83 | 108 | ||
| 84 | return 0; |
109 | return 0; |
| 85 | } |
110 | } |
| 86 | 111 | ||