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Dependencies: MCP23017 TCS3472_I2C WattBob_TextLCD mbed-rtos mbed
mbedStorage.h@28:bdf2bf56f97b, 2014-12-05 (annotated)
- Committer:
- IonSystems
- Date:
- Fri Dec 05 09:53:04 2014 +0000
- Revision:
- 28:bdf2bf56f97b
- Parent:
- 27:47a7bc902587
Commened main
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
IonSystems | 6:e64796f1f384 | 1 | #include "mbed.h" |
IonSystems | 27:47a7bc902587 | 2 | /* Allows easy enable and disable of log file. |
IonSystems | 27:47a7bc902587 | 3 | * WARNING: Every time a file is changed on the MBED, it reconnects to the PC, |
IonSystems | 27:47a7bc902587 | 4 | * resulting in hundrets of Autoplay notices appearing on your desktop window. |
IonSystems | 27:47a7bc902587 | 5 | * Unplug the MBED from the PC for best results. |
IonSystems | 27:47a7bc902587 | 6 | * Logging is extremely useful for debugging but should be disabled when not debugging. |
IonSystems | 27:47a7bc902587 | 7 | */ |
IonSystems | 27:47a7bc902587 | 8 | bool logEnable = false; |
IonSystems | 6:e64796f1f384 | 9 | LocalFileSystem local("local"); |
IonSystems | 27:47a7bc902587 | 10 | |
IonSystems | 27:47a7bc902587 | 11 | /* void writeFile(int r, int g, int b, int re) |
IonSystems | 27:47a7bc902587 | 12 | * Write the values of each storage tube to the datafile. |
IonSystems | 27:47a7bc902587 | 13 | * Ensures no negative values are written to the file. |
IonSystems | 27:47a7bc902587 | 14 | */ |
IonSystems | 23:f9e7e64784be | 15 | void writeFile(int r, int g, int b, int re) |
IonSystems | 23:f9e7e64784be | 16 | { |
IonSystems | 24:8868101d01d0 | 17 | FILE* file = fopen("/local/df.txt","w"); // open file |
IonSystems | 23:f9e7e64784be | 18 | if(r >= 0) { |
IonSystems | 23:f9e7e64784be | 19 | fputc(r, file); // put char (data value) into file |
IonSystems | 23:f9e7e64784be | 20 | } else { |
IonSystems | 23:f9e7e64784be | 21 | fputc(0, file); |
IonSystems | 23:f9e7e64784be | 22 | } |
IonSystems | 23:f9e7e64784be | 23 | if(g >= 0) { |
IonSystems | 27:47a7bc902587 | 24 | fputc(g, file); |
IonSystems | 23:f9e7e64784be | 25 | } else { |
IonSystems | 23:f9e7e64784be | 26 | fputc(0, file); |
IonSystems | 12:814a8fdbb6f7 | 27 | } |
IonSystems | 23:f9e7e64784be | 28 | if(b >= 0) { |
IonSystems | 27:47a7bc902587 | 29 | fputc(b, file); |
IonSystems | 23:f9e7e64784be | 30 | } else { |
IonSystems | 23:f9e7e64784be | 31 | fputc(0, file); |
IonSystems | 23:f9e7e64784be | 32 | } |
IonSystems | 23:f9e7e64784be | 33 | if(re >= 0) { |
IonSystems | 27:47a7bc902587 | 34 | fputc(re, file); |
IonSystems | 23:f9e7e64784be | 35 | } else { |
IonSystems | 23:f9e7e64784be | 36 | fputc(0, file); |
IonSystems | 23:f9e7e64784be | 37 | } |
IonSystems | 23:f9e7e64784be | 38 | fclose(file); // close file |
IonSystems | 10:8c0696b99692 | 39 | } |
IonSystems | 27:47a7bc902587 | 40 | /* int readFile(int index) |
IonSystems | 27:47a7bc902587 | 41 | * Read a character from the datafile and return as an integer. |
IonSystems | 27:47a7bc902587 | 42 | */ |
IonSystems | 23:f9e7e64784be | 43 | int readFile(int index) |
IonSystems | 23:f9e7e64784be | 44 | { |
IonSystems | 24:8868101d01d0 | 45 | FILE* file = fopen ("/local/df.txt","r"); // open file for reading |
IonSystems | 20:6de191ac7ff3 | 46 | int read_var = 0; |
IonSystems | 23:f9e7e64784be | 47 | for(int i = 0; i <= index; i++) { |
IonSystems | 10:8c0696b99692 | 48 | read_var = fgetc(file); // read data value |
IonSystems | 6:e64796f1f384 | 49 | } |
IonSystems | 10:8c0696b99692 | 50 | fclose(file); // close file |
IonSystems | 23:f9e7e64784be | 51 | return read_var; |
IonSystems | 10:8c0696b99692 | 52 | } |
IonSystems | 10:8c0696b99692 | 53 | |
IonSystems | 27:47a7bc902587 | 54 | /* void log(char* text) |
IonSystems | 27:47a7bc902587 | 55 | * Append a charcater array on a new line in the log file. |
IonSystems | 27:47a7bc902587 | 56 | */ |
IonSystems | 23:f9e7e64784be | 57 | void log(char* text) |
IonSystems | 23:f9e7e64784be | 58 | { |
IonSystems | 23:f9e7e64784be | 59 | if(logEnable) { |
IonSystems | 23:f9e7e64784be | 60 | FILE* file = fopen ("/local/log.txt", "a"); |
IonSystems | 10:8c0696b99692 | 61 | fputs(text, file); |
IonSystems | 10:8c0696b99692 | 62 | fputs("\r\n", file); |
IonSystems | 10:8c0696b99692 | 63 | fclose(file); |
IonSystems | 23:f9e7e64784be | 64 | } |
IonSystems | 10:8c0696b99692 | 65 | } |
IonSystems | 27:47a7bc902587 | 66 | /* void clearLog() |
IonSystems | 27:47a7bc902587 | 67 | * Clear the log file. |
IonSystems | 27:47a7bc902587 | 68 | */ |
IonSystems | 23:f9e7e64784be | 69 | void clearLog() |
IonSystems | 23:f9e7e64784be | 70 | { |
IonSystems | 10:8c0696b99692 | 71 | FILE* file = fopen ("/local/log.txt", "w"); |
IonSystems | 23:f9e7e64784be | 72 | fclose(file); |
IonSystems | 10:8c0696b99692 | 73 | } |