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Dependencies: serial_terminal sample_hardware PLL_Config SDCard BMP280 Networkbits TextLCD SDBlockDevice
main.cpp@1:31c7b4ab552b, 2018-11-04 (annotated)
- Committer:
- Swabey89
- Date:
- Sun Nov 04 23:12:38 2018 +0000
- Revision:
- 1:31c7b4ab552b
- Parent:
- 0:4afd4940a189
- Child:
- 3:b1583f309b43
Project updated with the skeleton code
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Swabey89 | 1:31c7b4ab552b | 1 | #include "sample_hardware.hpp" |
Swabey89 | 1:31c7b4ab552b | 2 | #include "Networkbits.hpp" |
Swabey89 | 0:4afd4940a189 | 3 | |
Swabey89 | 1:31c7b4ab552b | 4 | // This is a very short demo that demonstrates all the hardware used in the coursework. |
Swabey89 | 1:31c7b4ab552b | 5 | // You will need a network connection set up (covered elsewhere). The host PC should have the address 10.0.0.1 |
Swabey89 | 1:31c7b4ab552b | 6 | |
Swabey89 | 1:31c7b4ab552b | 7 | //Threads |
Swabey89 | 1:31c7b4ab552b | 8 | Thread nwrkThread; |
Swabey89 | 1:31c7b4ab552b | 9 | |
Swabey89 | 0:4afd4940a189 | 10 | |
Swabey89 | 0:4afd4940a189 | 11 | int main() { |
Swabey89 | 1:31c7b4ab552b | 12 | //Greeting |
Swabey89 | 1:31c7b4ab552b | 13 | printf("Testing\n\n"); |
Swabey89 | 1:31c7b4ab552b | 14 | |
Swabey89 | 1:31c7b4ab552b | 15 | //Power on self test |
Swabey89 | 1:31c7b4ab552b | 16 | post(); |
Swabey89 | 1:31c7b4ab552b | 17 | |
Swabey89 | 1:31c7b4ab552b | 18 | //Initialise the SD card (this needs to move) |
Swabey89 | 1:31c7b4ab552b | 19 | if ( sd.init() != 0) { |
Swabey89 | 1:31c7b4ab552b | 20 | printf("Init failed \n"); |
Swabey89 | 1:31c7b4ab552b | 21 | lcd.cls(); |
Swabey89 | 1:31c7b4ab552b | 22 | lcd.printf("CANNOT INIT SD"); |
Swabey89 | 1:31c7b4ab552b | 23 | errorCode(FATAL); |
Swabey89 | 1:31c7b4ab552b | 24 | } |
Swabey89 | 1:31c7b4ab552b | 25 | |
Swabey89 | 1:31c7b4ab552b | 26 | //Create a filing system for SD Card |
Swabey89 | 1:31c7b4ab552b | 27 | FATFileSystem fs("sd", &sd); |
Swabey89 | 1:31c7b4ab552b | 28 | |
Swabey89 | 1:31c7b4ab552b | 29 | //Open to WRITE |
Swabey89 | 1:31c7b4ab552b | 30 | FILE* fp = fopen("/sd/test.csv","a"); |
Swabey89 | 1:31c7b4ab552b | 31 | if (fp == NULL) { |
Swabey89 | 1:31c7b4ab552b | 32 | error("Could not open file for write\n"); |
Swabey89 | 1:31c7b4ab552b | 33 | lcd.cls(); |
Swabey89 | 1:31c7b4ab552b | 34 | lcd.printf("CANNOT OPEN FILE\n\n"); |
Swabey89 | 1:31c7b4ab552b | 35 | errorCode(FATAL); |
Swabey89 | 1:31c7b4ab552b | 36 | } |
Swabey89 | 1:31c7b4ab552b | 37 | |
Swabey89 | 1:31c7b4ab552b | 38 | //Last message before sampling begins |
Swabey89 | 1:31c7b4ab552b | 39 | lcd.cls(); |
Swabey89 | 1:31c7b4ab552b | 40 | lcd.printf("READY\n\n"); |
Swabey89 | 1:31c7b4ab552b | 41 | |
Swabey89 | 1:31c7b4ab552b | 42 | |
Swabey89 | 1:31c7b4ab552b | 43 | //Press either switch to unmount |
Swabey89 | 1:31c7b4ab552b | 44 | while ((SW1 == 0) && (SW2 == 0)) { |
Swabey89 | 1:31c7b4ab552b | 45 | |
Swabey89 | 1:31c7b4ab552b | 46 | //Base loop delay |
Swabey89 | 1:31c7b4ab552b | 47 | wait(1.0); |
Swabey89 | 1:31c7b4ab552b | 48 | |
Swabey89 | 1:31c7b4ab552b | 49 | //Read environmental sensors |
Swabey89 | 1:31c7b4ab552b | 50 | double temp = sensor.getTemperature(); |
Swabey89 | 1:31c7b4ab552b | 51 | double pressure = sensor.getPressure(); |
Swabey89 | 1:31c7b4ab552b | 52 | |
Swabey89 | 1:31c7b4ab552b | 53 | //Write new data to LCD (not fast!) |
Swabey89 | 1:31c7b4ab552b | 54 | lcd.cls(); |
Swabey89 | 1:31c7b4ab552b | 55 | lcd.printf("Temp Pressure\n"); |
Swabey89 | 1:31c7b4ab552b | 56 | lcd.printf("%6.1f ",temp); |
Swabey89 | 1:31c7b4ab552b | 57 | lcd.printf("%.2f\n",pressure); |
Swabey89 | 1:31c7b4ab552b | 58 | |
Swabey89 | 1:31c7b4ab552b | 59 | //Write to SD (potentially slow) |
Swabey89 | 1:31c7b4ab552b | 60 | fprintf(fp, "%6.1f,%.2f\n\r", temp, pressure); |
Swabey89 | 1:31c7b4ab552b | 61 | } |
Swabey89 | 1:31c7b4ab552b | 62 | |
Swabey89 | 1:31c7b4ab552b | 63 | //Close File |
Swabey89 | 1:31c7b4ab552b | 64 | fclose(fp); |
Swabey89 | 1:31c7b4ab552b | 65 | |
Swabey89 | 1:31c7b4ab552b | 66 | //Close down |
Swabey89 | 1:31c7b4ab552b | 67 | sd.deinit(); |
Swabey89 | 1:31c7b4ab552b | 68 | printf("Unmounted...\n"); |
Swabey89 | 1:31c7b4ab552b | 69 | lcd.cls(); |
Swabey89 | 1:31c7b4ab552b | 70 | lcd.printf("Unmounted...\n\n"); |
Swabey89 | 1:31c7b4ab552b | 71 | |
Swabey89 | 1:31c7b4ab552b | 72 | //Flash to indicate goodness |
Swabey89 | 1:31c7b4ab552b | 73 | while(true) { |
Swabey89 | 1:31c7b4ab552b | 74 | greenLED = 1; |
Swabey89 | 1:31c7b4ab552b | 75 | wait(0.5); |
Swabey89 | 1:31c7b4ab552b | 76 | greenLED = 0; |
Swabey89 | 1:31c7b4ab552b | 77 | wait(0.1); |
Swabey89 | 0:4afd4940a189 | 78 | } |
Swabey89 | 0:4afd4940a189 | 79 | } |
Swabey89 | 1:31c7b4ab552b | 80 | |
Swabey89 | 1:31c7b4ab552b | 81 | |
Swabey89 | 1:31c7b4ab552b | 82 | |
Swabey89 | 1:31c7b4ab552b | 83 |