CSE477 / swimate_v2

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Dependencies:   Adafruit_GFX_128x64 DS3231 PinDetect SDFileSystem USBDevice mbed RealtimeMath MODSERIAL

main.cpp@22:9350752f5414, 2014-06-07 (annotated)

Committer:
ellingjp
Date:
Sat Jun 07 07:46:38 2014 +0000
Revision:
22:9350752f5414
Parent:
21:2fa676f214fe
Parent:
20:294eaeaf2ebb
Child:
23:80083138d609
Another merge;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ellingjp 0:cd1fe4f0ed39 1 #include "main.h"
ellingjp 0:cd1fe4f0ed39 2 #include "mbed.h"
ellingjp 8:8430a5c0914c 3 #include "PinDetect.h"
ellingjp 0:cd1fe4f0ed39 4 #include "USBSerial.h"
ellingjp 0:cd1fe4f0ed39 5 #include "Adafruit_SSD1306.h"
ellingjp 0:cd1fe4f0ed39 6 #include "SDFileSystem.h"
ellingjp 7:33a74adff0ff 7 #include "receive_data.h"
ellingjp 8:8430a5c0914c 8 #include "log_data.h"
ellingjp 8:8430a5c0914c 9 #include "process_data.h"
ellingjp 7:33a74adff0ff 10 #include "debug.h"
ellingjp 8:8430a5c0914c 11 #include "SystemTime.h"
ellingjp 9:a711b5b34d73 12 #include "sync.h"
paulbartell 13:227a6cfd2097 13 #include "pins.h"
ellingjp 20:294eaeaf2ebb 14 //#include "DS3231.h"
paulbartell 13:227a6cfd2097 15
ellingjp 8:8430a5c0914c 16 // Capture button stuff
ellingjp 8:8430a5c0914c 17 #define PIN_DETECT_SAMPLE_PERIOD_uS 20000 // 20 ms sample period
ellingjp 8:8430a5c0914c 18 #define SYNC_HELD_SAMPLES (SYNC_HOLD_TIME_MS * 1000 / PIN_DETECT_SAMPLE_PERIOD_uS)
ellingjp 8:8430a5c0914c 19
ellingjp 8:8430a5c0914c 20 #ifdef USE_OLED
ellingjp 21:2fa676f214fe 21 SPI spi0(P0_9, NC, P0_10); // mosi, miso, sclk
ellingjp 21:2fa676f214fe 22 Adafruit_SSD1306 oled(spi0, P0_11, P0_12, P0_13); // DC, RST, CS
ellingjp 0:cd1fe4f0ed39 23 #endif
ellingjp 0:cd1fe4f0ed39 24
ellingjp 20:294eaeaf2ebb 25 // DS3231 rtc(I2C_SDA, I2C_SCL);
paulbartell 13:227a6cfd2097 26
ellingjp 8:8430a5c0914c 27 // Mode button
ellingjp 8:8430a5c0914c 28 PinDetect captureButton(P0_16, PullUp);
ellingjp 0:cd1fe4f0ed39 29
ellingjp 0:cd1fe4f0ed39 30 // State
ellingjp 8:8430a5c0914c 31 enum state {IDLE, CAPTURE, SYNC};
ellingjp 0:cd1fe4f0ed39 32 enum state State;
ellingjp 0:cd1fe4f0ed39 33
ellingjp 21:2fa676f214fe 34 Timer captureTimer;
ellingjp 21:2fa676f214fe 35
ellingjp 8:8430a5c0914c 36 // This is used to ensure the rising edge after a hold is ignored
ellingjp 8:8430a5c0914c 37 bool ignore_edge = false;
ellingjp 8:8430a5c0914c 38 void buttonHeld() {
ellingjp 8:8430a5c0914c 39 if (State == IDLE)
ellingjp 8:8430a5c0914c 40 State = SYNC;
ellingjp 8:8430a5c0914c 41 else
ellingjp 8:8430a5c0914c 42 State = IDLE;
ellingjp 4:b962f5a783a1 43
ellingjp 8:8430a5c0914c 44 // Button was held down, so don't count the next assert
ellingjp 8:8430a5c0914c 45 ignore_edge = true;
ellingjp 8:8430a5c0914c 46 }
ellingjp 8:8430a5c0914c 47
ellingjp 8:8430a5c0914c 48 void buttonPressed() {
ellingjp 8:8430a5c0914c 49 // Don't ignore subsequent edges
ellingjp 8:8430a5c0914c 50 if (ignore_edge) {
ellingjp 8:8430a5c0914c 51 ignore_edge = false;
ellingjp 8:8430a5c0914c 52 return;
ellingjp 8:8430a5c0914c 53 }
ellingjp 8:8430a5c0914c 54
ellingjp 8:8430a5c0914c 55 if (State == IDLE)
ellingjp 8:8430a5c0914c 56 State = CAPTURE;
ellingjp 8:8430a5c0914c 57 else if (State == CAPTURE)
ellingjp 8:8430a5c0914c 58 State = IDLE;
ellingjp 0:cd1fe4f0ed39 59 }
ellingjp 0:cd1fe4f0ed39 60
ellingjp 0:cd1fe4f0ed39 61 int main(void)
ellingjp 0:cd1fe4f0ed39 62 {
ellingjp 8:8430a5c0914c 63 SystemTime::start();
ellingjp 9:a711b5b34d73 64
ellingjp 0:cd1fe4f0ed39 65 State = IDLE;
ellingjp 0:cd1fe4f0ed39 66
ellingjp 8:8430a5c0914c 67 // After button is held, the next rising edge will call buttonPressed.
ellingjp 8:8430a5c0914c 68 // Because of this, inside the callbacks need to ensure that edge
ellingjp 8:8430a5c0914c 69 // does not do anything unintended.
ellingjp 8:8430a5c0914c 70 captureButton.attach_deasserted_held(buttonHeld);
ellingjp 8:8430a5c0914c 71 captureButton.attach_asserted(buttonPressed);
ellingjp 8:8430a5c0914c 72 captureButton.setSampleFrequency();
ellingjp 8:8430a5c0914c 73 captureButton.setSamplesTillHeld(SYNC_HELD_SAMPLES);
ellingjp 8:8430a5c0914c 74
ellingjp 8:8430a5c0914c 75 VectorInt16 *data;
ellingjp 0:cd1fe4f0ed39 76 while (true) {
ellingjp 7:33a74adff0ff 77 if (State == IDLE){
ellingjp 8:8430a5c0914c 78 OLED_CLEAR();
ellingjp 8:8430a5c0914c 79 OLED_PRINTP("Idling...", 0, 0);
ellingjp 8:8430a5c0914c 80 PC_PRINTLN("Idling...");
ellingjp 7:33a74adff0ff 81 } else if (State == CAPTURE) {
ellingjp 8:8430a5c0914c 82 OLED_PRINTP("Starting capture...", 0, 0);
ellingjp 8:8430a5c0914c 83 OLED_PRINTP("Init SD card...", 0, 10);
ellingjp 20:294eaeaf2ebb 84 log_init();
ellingjp 8:8430a5c0914c 85 OLED_PRINTP("Init peak detect...", 0, 10);
ellingjp 8:8430a5c0914c 86 process_init();
ellingjp 8:8430a5c0914c 87 OLED_PRINTP("Init data receipt...", 0, 10);
ellingjp 8:8430a5c0914c 88 receive_init();
ellingjp 8:8430a5c0914c 89 OLED_CLEAR();
ellingjp 8:8430a5c0914c 90 OLED_PRINTP("Capturing data...", 0, 0);
ellingjp 8:8430a5c0914c 91
ellingjp 21:2fa676f214fe 92 captureTimer.start();
ellingjp 7:33a74adff0ff 93 while (State == CAPTURE) {
ellingjp 8:8430a5c0914c 94 data = receive_data();
ellingjp 21:2fa676f214fe 95 log_data(captureTimer.read_ms(), data);
briggsa 19:4f4f7bc4a3fb 96
ellingjp 15:002bac432234 97 int split;
ellingjp 21:2fa676f214fe 98 if (process_data((int) (data->x), (int) (data->y), &split)) {
ellingjp 21:2fa676f214fe 99 PC_PRINTLNF("Peak time: %d", split);
ellingjp 15:002bac432234 100
ellingjp 15:002bac432234 101 int min = split / 60000;
ellingjp 15:002bac432234 102 int sec = (split / 1000) % 60;
ellingjp 15:002bac432234 103 int hund = (split / 10) % 100;
ellingjp 15:002bac432234 104
ellingjp 21:2fa676f214fe 105 // OLED_PRINTPF("%1d", min, 0, 40);
ellingjp 21:2fa676f214fe 106 // OLED_PRINTPF("%02d", sec, 5, 40);
ellingjp 21:2fa676f214fe 107 // OLED_DRAWPIXEL(14, 44, 0x1);
ellingjp 21:2fa676f214fe 108 // OLED_PRINTPF("%02d", hund, 15, 40);
ellingjp 21:2fa676f214fe 109 log_data(captureTimer.read_ms(), split);
ellingjp 8:8430a5c0914c 110 }
ellingjp 0:cd1fe4f0ed39 111 }
ellingjp 21:2fa676f214fe 112 captureTimer.stop();
ellingjp 21:2fa676f214fe 113 captureTimer.reset();
ellingjp 8:8430a5c0914c 114 receive_close();
ellingjp 8:8430a5c0914c 115 process_close();
ellingjp 8:8430a5c0914c 116 log_close();
ellingjp 8:8430a5c0914c 117 } else if (State == SYNC) {
ellingjp 8:8430a5c0914c 118 OLED_PRINTP("Ready to sync...", 0, 0);
ellingjp 15:002bac432234 119 sync_init();
briggsa 18:06b718f8e6fd 120 sync();
ellingjp 8:8430a5c0914c 121 }
ellingjp 0:cd1fe4f0ed39 122 }
ellingjp 0:cd1fe4f0ed39 123 }