homework 7
Dependencies: mbed-rtos mbed C12832_lcd LM75B
main.cpp@68:cbebcfc948aa, 2013-09-11 (annotated)
- Committer:
- gatedClock
- Date:
- Wed Sep 11 18:07:15 2013 +0000
- Revision:
- 68:cbebcfc948aa
- Parent:
- 67:1d9c85a4c3c1
- Child:
- 69:55b836e8ced7
FSM not getting out of IDLE state.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
gatedClock | 0:fcca4db7b32a | 1 | /*----------------------------------------------//------------------------------ |
gatedClock | 0:fcca4db7b32a | 2 | student : m-moore |
gatedClock | 0:fcca4db7b32a | 3 | class : rtos |
gatedClock | 10:2b0a9fc39109 | 4 | directory : RTOS_HW_07 |
gatedClock | 0:fcca4db7b32a | 5 | file : main.cpp |
gatedClock | 0:fcca4db7b32a | 6 | ----description---------------------------------//------------------------------ |
gatedClock | 0:fcca4db7b32a | 7 | -----includes-----------------------------------//----------------------------*/ |
gatedClock | 0:fcca4db7b32a | 8 | #include "mbed.h" // mbed class. |
gatedClock | 10:2b0a9fc39109 | 9 | #include "rtos.h" // rtos class. |
gatedClock | 39:4e7e4d935a87 | 10 | #include "LM75B.h" // thermometer class. |
gatedClock | 10:2b0a9fc39109 | 11 | #include "C12832_lcd.h" // LCD class. |
gatedClock | 0:fcca4db7b32a | 12 | //---defines------------------------------------//------------------------------ |
gatedClock | 9:cfdb9aa5857c | 13 | #define LCD1 lcd.locate(0, 0); // LCD line 1. |
gatedClock | 9:cfdb9aa5857c | 14 | #define LCD2 lcd.locate(0,11); // LCD line 2. |
gatedClock | 9:cfdb9aa5857c | 15 | #define LCD3 lcd.locate(0,22); // LCD line 3. |
gatedClock | 9:cfdb9aa5857c | 16 | |
gatedClock | 10:2b0a9fc39109 | 17 | |
gatedClock | 66:4a0006fa5cc1 | 18 | #define DEBOUNCEmS 16 // debounce wait in mS. |
gatedClock | 19:92b11e30aaaf | 19 | #define uS_TIMEOUT 100 // Timer uS timeout. |
gatedClock | 19:92b11e30aaaf | 20 | #define LBSIG 1 // left button signal code. |
gatedClock | 33:34c1bef3c4ff | 21 | #define PIPEuS 1000 // pipeline clock period. |
gatedClock | 19:92b11e30aaaf | 22 | #define SLOWCLOCKuS 500000 // slow-clock period. |
gatedClock | 39:4e7e4d935a87 | 23 | #define TEMPCLOCKS 1 // temperature-measuring period in S. |
gatedClock | 26:bff592483cb1 | 24 | #define PIPEDATASIZE 8 // dimension of tPipeData. |
gatedClock | 44:d16e813e61ef | 25 | #define THREAD_1_WAITmS 400 // thread 1 wait in mS. |
gatedClock | 67:1d9c85a4c3c1 | 26 | #define THREAD_2_WAITmS 20 // LCD thread wait. |
gatedClock | 67:1d9c85a4c3c1 | 27 | #define THREAD_3_WAITmS 80 // thread 3 wait in mS. |
gatedClock | 66:4a0006fa5cc1 | 28 | #define THREAD_4_WAITmS 1 // thread 4 wait in mS. |
gatedClock | 57:0432c68ad232 | 29 | #define THREAD_5_WAITmS 400 // thread 5 wait in mS. |
gatedClock | 44:d16e813e61ef | 30 | #define HB_MODULO 1024 // heartbeat modulo divisor. |
gatedClock | 50:2928c3cbdcc3 | 31 | |
gatedClock | 54:b0e7352d2516 | 32 | #define MSG_INC_TIME 0x01 |
gatedClock | 54:b0e7352d2516 | 33 | #define MSG_DEC_TIME 0x02 |
gatedClock | 58:ec630b6dd9b1 | 34 | #define MSG_START 0x04 |
gatedClock | 58:ec630b6dd9b1 | 35 | #define MSG_STOP 0x08 |
gatedClock | 58:ec630b6dd9b1 | 36 | #define MSG_OPEN 0x10 |
gatedClock | 58:ec630b6dd9b1 | 37 | #define MSG_CLOSED 0x20 |
gatedClock | 57:0432c68ad232 | 38 | |
gatedClock | 57:0432c68ad232 | 39 | #define FSM_IDLE 0x00 // cook-state state-machine. |
gatedClock | 57:0432c68ad232 | 40 | #define FSM_COOK 0x01 // cook-state state-machine. |
gatedClock | 57:0432c68ad232 | 41 | #define FSM_PAUSE 0x02 // cook-state state-machine. |
gatedClock | 57:0432c68ad232 | 42 | #define FSM_DONE 0x04 // cook-state state-machine. |
gatedClock | 65:e39360da5929 | 43 | |
gatedClock | 65:e39360da5929 | 44 | #define DEBUG1 // debug preprocessor control. |
gatedClock | 0:fcca4db7b32a | 45 | //--global_definitions--------------------------//------------------------------ |
gatedClock | 26:bff592483cb1 | 46 | struct tButtons // button ISR updates. |
gatedClock | 26:bff592483cb1 | 47 | { |
gatedClock | 26:bff592483cb1 | 48 | char cLeftButton; // cooktime +60S. |
gatedClock | 26:bff592483cb1 | 49 | char cRightButton; // cooktime -60S. |
gatedClock | 26:bff592483cb1 | 50 | char cTopButton; // start cook. |
gatedClock | 26:bff592483cb1 | 51 | char cBottomButton; // stop cook. |
gatedClock | 58:ec630b6dd9b1 | 52 | char cCenterButton; // center button pressed. |
gatedClock | 53:8c2baf5623c8 | 53 | char cDoorOpen; // door open. |
gatedClock | 26:bff592483cb1 | 54 | }; |
gatedClock | 34:b449d2a7c786 | 55 | |
gatedClock | 61:8026a9fc0cf1 | 56 | Queue<int, 1> queueModTotalTime; // message to modify total time. |
gatedClock | 61:8026a9fc0cf1 | 57 | Queue<int, 1> queueUpdateFSM; // message to inform FSM. |
gatedClock | 61:8026a9fc0cf1 | 58 | Queue<int, 1> queueUpdateRemainingTime; // message to update remaining time. |
gatedClock | 65:e39360da5929 | 59 | Queue<int, 1> queueSetRemainingTime; // tell countdown it's start time. |
gatedClock | 0:fcca4db7b32a | 60 | //--global_variables----------------------------//------------------------------ |
gatedClock | 26:bff592483cb1 | 61 | char gcSignalWaitEnable; // 1 to wait on a signal. |
gatedClock | 26:bff592483cb1 | 62 | char gcSlowClock; // slow-clock signal. |
gatedClock | 33:34c1bef3c4ff | 63 | char gcInitializePipeline; // 1 to initialize pipeline state. |
gatedClock | 39:4e7e4d935a87 | 64 | float gfCelsius; // from thermometer. |
gatedClock | 42:266d5bbbfd19 | 65 | float gfLCDcelsius; // feed into LCD. |
gatedClock | 42:266d5bbbfd19 | 66 | int gdLCDtotalCookTimeSec; // feed into LCD. |
gatedClock | 42:266d5bbbfd19 | 67 | int gdCookTimeRemainingSec; // feed into LCD. |
gatedClock | 26:bff592483cb1 | 68 | tButtons gtButtons; // ISR button updates. |
gatedClock | 0:fcca4db7b32a | 69 | //--global_instances----------------------------//------------------------------ |
gatedClock | 55:17f3354da63a | 70 | Serial pc(USBTX, USBRX); // PuTTY terminal communication. |
gatedClock | 39:4e7e4d935a87 | 71 | LM75B temperature(p28,p27); // on-board thermometer. |
gatedClock | 9:cfdb9aa5857c | 72 | C12832_LCD lcd; // LCD object. |
gatedClock | 53:8c2baf5623c8 | 73 | DigitalOut led0(LED4); // magnetron. |
gatedClock | 39:4e7e4d935a87 | 74 | DigitalOut led1(LED3); |
gatedClock | 39:4e7e4d935a87 | 75 | DigitalOut led2(LED2); |
gatedClock | 39:4e7e4d935a87 | 76 | DigitalOut led3(LED1); |
gatedClock | 0:fcca4db7b32a | 77 | |
gatedClock | 0:fcca4db7b32a | 78 | InterruptIn iJoyStickUp (p15); // joystick up rising edge. |
gatedClock | 0:fcca4db7b32a | 79 | InterruptIn iJoyStickDown (p12); // joystick down rising edge. |
gatedClock | 0:fcca4db7b32a | 80 | InterruptIn iJoyStickLeft (p13); // joystick left rising edge. |
gatedClock | 0:fcca4db7b32a | 81 | InterruptIn iJoyStickRight (p16); // joystick right rising edge. |
gatedClock | 0:fcca4db7b32a | 82 | InterruptIn iJoyStickCenter(p14); // 1 if joystick middle pressed. |
gatedClock | 66:4a0006fa5cc1 | 83 | |
gatedClock | 66:4a0006fa5cc1 | 84 | Timer debounceTimer; // button debounce timer. |
gatedClock | 0:fcca4db7b32a | 85 | |
gatedClock | 50:2928c3cbdcc3 | 86 | Ticker tickerButtonStateManager; // manage the button states. |
gatedClock | 19:92b11e30aaaf | 87 | Ticker tickerSlowClock; // generate a ~1Hz clock. |
gatedClock | 64:255295f1d782 | 88 | Ticker tickerCookCountdown; // remaining cook time. |
gatedClock | 63:63f362bcc2ac | 89 | |
gatedClock | 63:63f362bcc2ac | 90 | // Timer timerFSMdone; // duration of FSM 'done' state. |
gatedClock | 40:7afff79f0d8b | 91 | |
gatedClock | 0:fcca4db7b32a | 92 | //-------prototypes-----------------------------//------------------------------ |
gatedClock | 49:56f790977983 | 93 | |
gatedClock | 19:92b11e30aaaf | 94 | void slowClock(); // 1Hz or thereabouts. |
gatedClock | 49:56f790977983 | 95 | |
gatedClock | 9:cfdb9aa5857c | 96 | void initialization(); // initialize settings. |
gatedClock | 13:21f27ba467c2 | 97 | |
gatedClock | 13:21f27ba467c2 | 98 | void ISRleftButtonRising(); // cook-time increase. |
gatedClock | 13:21f27ba467c2 | 99 | void ISRleftButtonFalling(); // button-release debounce. |
gatedClock | 13:21f27ba467c2 | 100 | void ISRrightButtonRising(); // cook-time decrease. |
gatedClock | 13:21f27ba467c2 | 101 | void ISRrightButtonFalling(); // button-release debounce. |
gatedClock | 13:21f27ba467c2 | 102 | void ISRtopButtonRising(); // cook start. |
gatedClock | 13:21f27ba467c2 | 103 | void ISRtopButtonFalling(); // button-release debounce. |
gatedClock | 13:21f27ba467c2 | 104 | void ISRbottomButtonRising(); // cook stop. |
gatedClock | 13:21f27ba467c2 | 105 | void ISRbottomButtonFalling(); // button-release debounce. |
gatedClock | 13:21f27ba467c2 | 106 | void ISRcenterButtonRising(); // door state toggle. |
gatedClock | 13:21f27ba467c2 | 107 | void ISRcenterButtonFalling(); // button-release debounce. |
gatedClock | 16:db7f0b3b2605 | 108 | void disableSignalWaiting(); // break from signal waiting. |
gatedClock | 39:4e7e4d935a87 | 109 | |
gatedClock | 54:b0e7352d2516 | 110 | void threadButtonStateManager(void const *args); |
gatedClock | 50:2928c3cbdcc3 | 111 | void threadTotalTimeControl(void const *args); |
gatedClock | 57:0432c68ad232 | 112 | void threadCookStateFSM(void const *args); |
gatedClock | 64:255295f1d782 | 113 | void cookRemainingTime(); // remaining time countdown. |
gatedClock | 50:2928c3cbdcc3 | 114 | |
gatedClock | 40:7afff79f0d8b | 115 | void temperatureThread(void const *args); // temperature measurement. |
gatedClock | 42:266d5bbbfd19 | 116 | void LCDthread (void const *args); // LCD display thread. |
gatedClock | 0:fcca4db7b32a | 117 | //==============================================//============================== |
gatedClock | 0:fcca4db7b32a | 118 | int main(void) |
gatedClock | 0:fcca4db7b32a | 119 | { |
gatedClock | 16:db7f0b3b2605 | 120 | char cLeftButtonState; // 1 means button was pressed. |
gatedClock | 16:db7f0b3b2605 | 121 | |
gatedClock | 16:db7f0b3b2605 | 122 | |
gatedClock | 16:db7f0b3b2605 | 123 | |
gatedClock | 14:d3bb343cd5b2 | 124 | iJoyStickLeft.rise (&ISRleftButtonRising); |
gatedClock | 14:d3bb343cd5b2 | 125 | iJoyStickLeft.fall (&ISRleftButtonFalling); |
gatedClock | 9:cfdb9aa5857c | 126 | |
gatedClock | 14:d3bb343cd5b2 | 127 | iJoyStickRight.rise(&ISRrightButtonRising); |
gatedClock | 14:d3bb343cd5b2 | 128 | iJoyStickRight.fall(&ISRrightButtonFalling); |
gatedClock | 14:d3bb343cd5b2 | 129 | |
gatedClock | 14:d3bb343cd5b2 | 130 | iJoyStickUp.rise (&ISRtopButtonRising); |
gatedClock | 14:d3bb343cd5b2 | 131 | iJoyStickUp.fall (&ISRtopButtonFalling); |
gatedClock | 9:cfdb9aa5857c | 132 | |
gatedClock | 14:d3bb343cd5b2 | 133 | iJoyStickDown.rise (&ISRbottomButtonRising); |
gatedClock | 14:d3bb343cd5b2 | 134 | iJoyStickDown.fall (&ISRbottomButtonFalling); |
gatedClock | 7:9fbd1d540863 | 135 | |
gatedClock | 14:d3bb343cd5b2 | 136 | iJoyStickCenter.rise(&ISRcenterButtonRising); |
gatedClock | 14:d3bb343cd5b2 | 137 | iJoyStickCenter.fall(&ISRcenterButtonFalling); |
gatedClock | 9:cfdb9aa5857c | 138 | |
gatedClock | 66:4a0006fa5cc1 | 139 | debounceTimer.start(); // kick-off debounce timer. |
gatedClock | 66:4a0006fa5cc1 | 140 | |
gatedClock | 33:34c1bef3c4ff | 141 | gcInitializePipeline = 1; // tell pipeline to initialize. |
gatedClock | 16:db7f0b3b2605 | 142 | |
gatedClock | 9:cfdb9aa5857c | 143 | initialization(); // initialize variables. |
gatedClock | 21:b794d189c36b | 144 | gcSlowClock = 0; |
gatedClock | 44:d16e813e61ef | 145 | led1 = 0; |
gatedClock | 53:8c2baf5623c8 | 146 | gtButtons.cDoorOpen = 0; // initialize with door closed. |
gatedClock | 63:63f362bcc2ac | 147 | |
gatedClock | 63:63f362bcc2ac | 148 | // timerFSMdone.start(); // start 'done' timer. |
gatedClock | 49:56f790977983 | 149 | |
gatedClock | 39:4e7e4d935a87 | 150 | tickerSlowClock.attach_us(&slowClock ,SLOWCLOCKuS); |
gatedClock | 64:255295f1d782 | 151 | |
gatedClock | 64:255295f1d782 | 152 | // count-down by one second. |
gatedClock | 65:e39360da5929 | 153 | tickerCookCountdown.attach(&cookRemainingTime,1); // causing trouble. |
gatedClock | 54:b0e7352d2516 | 154 | |
gatedClock | 40:7afff79f0d8b | 155 | |
gatedClock | 66:4a0006fa5cc1 | 156 | Thread thread_1(temperatureThread ,NULL,osPriorityIdle,DEFAULT_STACK_SIZE,NULL); |
gatedClock | 66:4a0006fa5cc1 | 157 | Thread thread_2(LCDthread ,NULL,osPriorityIdle,DEFAULT_STACK_SIZE,NULL); |
gatedClock | 66:4a0006fa5cc1 | 158 | Thread thread_3(threadTotalTimeControl ,NULL,osPriorityIdle,DEFAULT_STACK_SIZE,NULL); |
gatedClock | 66:4a0006fa5cc1 | 159 | Thread thread_4(threadButtonStateManager,NULL,osPriorityIdle,DEFAULT_STACK_SIZE,NULL); // was osPriorityIdle |
gatedClock | 66:4a0006fa5cc1 | 160 | Thread thread_5(threadCookStateFSM ,NULL,osPriorityIdle,DEFAULT_STACK_SIZE,NULL); |
gatedClock | 65:e39360da5929 | 161 | |
gatedClock | 66:4a0006fa5cc1 | 162 | //Thread thread_4(threadButtonStateManager); |
gatedClock | 52:8ba6a0c91a89 | 163 | |
gatedClock | 40:7afff79f0d8b | 164 | |
gatedClock | 59:5e45b5e4a874 | 165 | // the message-receiving threads need 'else' for message-receive-timeout. |
gatedClock | 9:cfdb9aa5857c | 166 | |
gatedClock | 14:d3bb343cd5b2 | 167 | while(1) |
gatedClock | 0:fcca4db7b32a | 168 | { |
gatedClock | 44:d16e813e61ef | 169 | Thread::wait(10000); |
gatedClock | 16:db7f0b3b2605 | 170 | |
gatedClock | 16:db7f0b3b2605 | 171 | |
gatedClock | 16:db7f0b3b2605 | 172 | |
gatedClock | 14:d3bb343cd5b2 | 173 | |
gatedClock | 0:fcca4db7b32a | 174 | } |
gatedClock | 19:92b11e30aaaf | 175 | } |
gatedClock | 19:92b11e30aaaf | 176 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 59:5e45b5e4a874 | 177 | |
gatedClock | 59:5e45b5e4a874 | 178 | // this serves as the bottom-half for all of the button-press IRSs. |
gatedClock | 59:5e45b5e4a874 | 179 | // it sends button-status messages to other threads, and it also |
gatedClock | 59:5e45b5e4a874 | 180 | // clears the button-state globals to prepare them for the next |
gatedClock | 59:5e45b5e4a874 | 181 | // button press. |
gatedClock | 59:5e45b5e4a874 | 182 | |
gatedClock | 59:5e45b5e4a874 | 183 | |
gatedClock | 54:b0e7352d2516 | 184 | void threadButtonStateManager(void const *args) |
gatedClock | 50:2928c3cbdcc3 | 185 | { |
gatedClock | 56:18cff6eb91db | 186 | int dMessage; // message. |
gatedClock | 50:2928c3cbdcc3 | 187 | |
gatedClock | 54:b0e7352d2516 | 188 | while(1) // thread loop. |
gatedClock | 67:1d9c85a4c3c1 | 189 | { |
gatedClock | 54:b0e7352d2516 | 190 | //--- // TOTAL TIME CONTROL. |
gatedClock | 56:18cff6eb91db | 191 | |
gatedClock | 56:18cff6eb91db | 192 | // encoded integers will be sent, |
gatedClock | 56:18cff6eb91db | 193 | // not pointers. |
gatedClock | 50:2928c3cbdcc3 | 194 | |
gatedClock | 50:2928c3cbdcc3 | 195 | if (gtButtons.cLeftButton) // total time increment button. |
gatedClock | 50:2928c3cbdcc3 | 196 | { |
gatedClock | 54:b0e7352d2516 | 197 | dMessage = MSG_INC_TIME; // set message. |
gatedClock | 56:18cff6eb91db | 198 | queueModTotalTime.put((int *) dMessage);// pretend it's a pointer. |
gatedClock | 50:2928c3cbdcc3 | 199 | gtButtons.cLeftButton = 0; // clear the button state. |
gatedClock | 67:1d9c85a4c3c1 | 200 | // pc.printf("\n\r time increment button."); |
gatedClock | 50:2928c3cbdcc3 | 201 | } |
gatedClock | 67:1d9c85a4c3c1 | 202 | |
gatedClock | 59:5e45b5e4a874 | 203 | if (gtButtons.cRightButton) // total time decrement button. |
gatedClock | 50:2928c3cbdcc3 | 204 | { |
gatedClock | 54:b0e7352d2516 | 205 | dMessage = MSG_DEC_TIME; // set message. |
gatedClock | 56:18cff6eb91db | 206 | queueModTotalTime.put((int *) dMessage);// pretend it's a pointer. |
gatedClock | 50:2928c3cbdcc3 | 207 | gtButtons.cRightButton = 0; // clear the button state. |
gatedClock | 67:1d9c85a4c3c1 | 208 | // pc.printf("\n\r time decrement button."); |
gatedClock | 50:2928c3cbdcc3 | 209 | } |
gatedClock | 67:1d9c85a4c3c1 | 210 | |
gatedClock | 59:5e45b5e4a874 | 211 | //--- // COOK-STATE FSM. |
gatedClock | 59:5e45b5e4a874 | 212 | |
gatedClock | 59:5e45b5e4a874 | 213 | if (gtButtons.cTopButton) // start-cook button. |
gatedClock | 58:ec630b6dd9b1 | 214 | { |
gatedClock | 59:5e45b5e4a874 | 215 | dMessage = MSG_START; // set message. |
gatedClock | 59:5e45b5e4a874 | 216 | queueUpdateFSM.put((int *) dMessage); // pretend it's a pointer. |
gatedClock | 59:5e45b5e4a874 | 217 | gtButtons.cTopButton = 0; // clear the button state. |
gatedClock | 58:ec630b6dd9b1 | 218 | } |
gatedClock | 67:1d9c85a4c3c1 | 219 | |
gatedClock | 59:5e45b5e4a874 | 220 | if (gtButtons.cBottomButton) // stop-cook button. |
gatedClock | 58:ec630b6dd9b1 | 221 | { |
gatedClock | 59:5e45b5e4a874 | 222 | dMessage = MSG_STOP; // set message. |
gatedClock | 59:5e45b5e4a874 | 223 | queueUpdateFSM.put((int *) dMessage); // pretend it's a pointer. |
gatedClock | 59:5e45b5e4a874 | 224 | gtButtons.cBottomButton = 0; // clear the button state. |
gatedClock | 58:ec630b6dd9b1 | 225 | } |
gatedClock | 67:1d9c85a4c3c1 | 226 | |
gatedClock | 59:5e45b5e4a874 | 227 | if (gtButtons.cCenterButton) // door-state-toggle. |
gatedClock | 58:ec630b6dd9b1 | 228 | { |
gatedClock | 59:5e45b5e4a874 | 229 | dMessage = gtButtons.cDoorOpen; // determined in ISR. |
gatedClock | 59:5e45b5e4a874 | 230 | queueUpdateFSM.put((int *) dMessage); // pretend it's a pointer. |
gatedClock | 59:5e45b5e4a874 | 231 | gtButtons.cCenterButton = 0; // clear the button state. |
gatedClock | 58:ec630b6dd9b1 | 232 | } |
gatedClock | 59:5e45b5e4a874 | 233 | //--- |
gatedClock | 58:ec630b6dd9b1 | 234 | |
gatedClock | 54:b0e7352d2516 | 235 | Thread::wait(THREAD_4_WAITmS); // multitasking. |
gatedClock | 54:b0e7352d2516 | 236 | } // thread loop. |
gatedClock | 54:b0e7352d2516 | 237 | } // threadButtonStateManager. |
gatedClock | 50:2928c3cbdcc3 | 238 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 51:e5ec74c49b01 | 239 | // the incoming messages are mutually-exclusive. |
gatedClock | 51:e5ec74c49b01 | 240 | // total time controller. |
gatedClock | 51:e5ec74c49b01 | 241 | void threadTotalTimeControl(void const *args) |
gatedClock | 50:2928c3cbdcc3 | 242 | { |
gatedClock | 51:e5ec74c49b01 | 243 | static int dTotalTime = 0; // total time variable. |
gatedClock | 60:e10bf95bbc96 | 244 | int dMessage; // message. |
gatedClock | 51:e5ec74c49b01 | 245 | osEvent queueEvent; // queue event. |
gatedClock | 50:2928c3cbdcc3 | 246 | |
gatedClock | 50:2928c3cbdcc3 | 247 | while(1) // thread loop. |
gatedClock | 50:2928c3cbdcc3 | 248 | { |
gatedClock | 50:2928c3cbdcc3 | 249 | |
gatedClock | 55:17f3354da63a | 250 | queueEvent = queueModTotalTime.get(1); // get message. |
gatedClock | 51:e5ec74c49b01 | 251 | if (queueEvent.status == osEventMessage) |
gatedClock | 51:e5ec74c49b01 | 252 | { |
gatedClock | 56:18cff6eb91db | 253 | dMessage = (int) queueEvent.value.p; // interpret as integer, not pointer. |
gatedClock | 54:b0e7352d2516 | 254 | |
gatedClock | 54:b0e7352d2516 | 255 | // increment total time. |
gatedClock | 56:18cff6eb91db | 256 | if (dMessage == MSG_INC_TIME) dTotalTime += 60; |
gatedClock | 54:b0e7352d2516 | 257 | |
gatedClock | 54:b0e7352d2516 | 258 | // decrement total time. |
gatedClock | 56:18cff6eb91db | 259 | if (dMessage == MSG_DEC_TIME) dTotalTime -= 60; |
gatedClock | 65:e39360da5929 | 260 | |
gatedClock | 65:e39360da5929 | 261 | // saturations. |
gatedClock | 65:e39360da5929 | 262 | if (dTotalTime > 180) dTotalTime = 180; |
gatedClock | 65:e39360da5929 | 263 | if (dTotalTime < 0) dTotalTime = 0; |
gatedClock | 65:e39360da5929 | 264 | |
gatedClock | 65:e39360da5929 | 265 | queueSetRemainingTime.put((int *) dTotalTime); |
gatedClock | 65:e39360da5929 | 266 | |
gatedClock | 65:e39360da5929 | 267 | |
gatedClock | 51:e5ec74c49b01 | 268 | } |
gatedClock | 54:b0e7352d2516 | 269 | |
gatedClock | 65:e39360da5929 | 270 | |
gatedClock | 51:e5ec74c49b01 | 271 | |
gatedClock | 51:e5ec74c49b01 | 272 | gdLCDtotalCookTimeSec = dTotalTime; // transmit to LCD. |
gatedClock | 61:8026a9fc0cf1 | 273 | |
gatedClock | 61:8026a9fc0cf1 | 274 | // pretend it's a pointer. |
gatedClock | 61:8026a9fc0cf1 | 275 | // queueUpdateTotalTime.put((int *) dTotalTime); |
gatedClock | 61:8026a9fc0cf1 | 276 | |
gatedClock | 61:8026a9fc0cf1 | 277 | |
gatedClock | 50:2928c3cbdcc3 | 278 | |
gatedClock | 50:2928c3cbdcc3 | 279 | Thread::wait(THREAD_3_WAITmS); // multitasking. |
gatedClock | 50:2928c3cbdcc3 | 280 | } // thread loop. |
gatedClock | 50:2928c3cbdcc3 | 281 | } // threadTotalTimeControl. |
gatedClock | 33:34c1bef3c4ff | 282 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 60:e10bf95bbc96 | 283 | /* |
gatedClock | 60:e10bf95bbc96 | 284 | #define FSM_IDLE 0x00 // cook-state state-machine. |
gatedClock | 60:e10bf95bbc96 | 285 | #define FSM_COOK 0x01 // cook-state state-machine. |
gatedClock | 60:e10bf95bbc96 | 286 | #define FSM_PAUSE 0x02 // cook-state state-machine. |
gatedClock | 60:e10bf95bbc96 | 287 | #define FSM_DONE 0x04 // cook-state state-machine. |
gatedClock | 62:48e7c196e2a5 | 288 | |
gatedClock | 62:48e7c196e2a5 | 289 | #define MSG_START 0x04 |
gatedClock | 62:48e7c196e2a5 | 290 | #define MSG_STOP 0x08 |
gatedClock | 62:48e7c196e2a5 | 291 | #define MSG_OPEN 0x10 |
gatedClock | 62:48e7c196e2a5 | 292 | #define MSG_CLOSED 0x20 |
gatedClock | 60:e10bf95bbc96 | 293 | */ |
gatedClock | 57:0432c68ad232 | 294 | void threadCookStateFSM(void const *args) // cook-cycle FSM. |
gatedClock | 57:0432c68ad232 | 295 | { |
gatedClock | 60:e10bf95bbc96 | 296 | static int dFSMstate = FSM_IDLE; // state of this FSM. |
gatedClock | 61:8026a9fc0cf1 | 297 | static int dButtonState; // received button state. |
gatedClock | 61:8026a9fc0cf1 | 298 | static int dRemainingTime; // received remaining time. |
gatedClock | 62:48e7c196e2a5 | 299 | |
gatedClock | 62:48e7c196e2a5 | 300 | static int dButtonStart = 0; |
gatedClock | 62:48e7c196e2a5 | 301 | static int dButtonStop = 0; |
gatedClock | 62:48e7c196e2a5 | 302 | static int dDoorOpen = 0; |
gatedClock | 62:48e7c196e2a5 | 303 | static int dTimeRemaining = 0; |
gatedClock | 62:48e7c196e2a5 | 304 | |
gatedClock | 63:63f362bcc2ac | 305 | osEvent queueEvent; // queue event. |
gatedClock | 63:63f362bcc2ac | 306 | |
gatedClock | 57:0432c68ad232 | 307 | while(1) // thread loop. |
gatedClock | 57:0432c68ad232 | 308 | { |
gatedClock | 62:48e7c196e2a5 | 309 | |
gatedClock | 63:63f362bcc2ac | 310 | if (dFSMstate == FSM_IDLE) // idle state. |
gatedClock | 62:48e7c196e2a5 | 311 | { |
gatedClock | 68:cbebcfc948aa | 312 | pc.printf("\n\r FSM_IDLE"); |
gatedClock | 62:48e7c196e2a5 | 313 | if (dButtonStart & !dDoorOpen & dTimeRemaining) dFSMstate = FSM_COOK; |
gatedClock | 62:48e7c196e2a5 | 314 | } |
gatedClock | 62:48e7c196e2a5 | 315 | else |
gatedClock | 63:63f362bcc2ac | 316 | if (dFSMstate == FSM_COOK) // cook state. |
gatedClock | 62:48e7c196e2a5 | 317 | { |
gatedClock | 68:cbebcfc948aa | 318 | pc.printf("\n\r FSM_COOK"); |
gatedClock | 68:cbebcfc948aa | 319 | if (dDoorOpen & dTimeRemaining) dFSMstate = FSM_PAUSE; |
gatedClock | 62:48e7c196e2a5 | 320 | } |
gatedClock | 62:48e7c196e2a5 | 321 | else |
gatedClock | 63:63f362bcc2ac | 322 | if (dFSMstate == FSM_PAUSE) // pause state. |
gatedClock | 62:48e7c196e2a5 | 323 | { |
gatedClock | 68:cbebcfc948aa | 324 | pc.printf("\n\r FSM_PAUSE"); |
gatedClock | 62:48e7c196e2a5 | 325 | if (dButtonStart & !dDoorOpen & dTimeRemaining) dFSMstate = FSM_DONE; |
gatedClock | 62:48e7c196e2a5 | 326 | if (dButtonStop) dFSMstate = FSM_COOK; |
gatedClock | 62:48e7c196e2a5 | 327 | } |
gatedClock | 62:48e7c196e2a5 | 328 | else |
gatedClock | 62:48e7c196e2a5 | 329 | if (dFSMstate == FSM_DONE) // incomplete. |
gatedClock | 62:48e7c196e2a5 | 330 | { |
gatedClock | 68:cbebcfc948aa | 331 | pc.printf("\n\r FSM_DONE"); |
gatedClock | 63:63f362bcc2ac | 332 | // timerFSMdone.reset(); // reset the timer. |
gatedClock | 63:63f362bcc2ac | 333 | dFSMstate = FSM_IDLE; // end of beep. |
gatedClock | 62:48e7c196e2a5 | 334 | } |
gatedClock | 62:48e7c196e2a5 | 335 | |
gatedClock | 62:48e7c196e2a5 | 336 | |
gatedClock | 63:63f362bcc2ac | 337 | |
gatedClock | 60:e10bf95bbc96 | 338 | queueEvent = queueUpdateFSM.get(1); // get message. |
gatedClock | 60:e10bf95bbc96 | 339 | if (queueEvent.status == osEventMessage)// update state variable. |
gatedClock | 60:e10bf95bbc96 | 340 | { |
gatedClock | 61:8026a9fc0cf1 | 341 | // interpret as integer, not pointer. |
gatedClock | 61:8026a9fc0cf1 | 342 | dButtonState = (int) queueEvent.value.p; |
gatedClock | 63:63f362bcc2ac | 343 | |
gatedClock | 63:63f362bcc2ac | 344 | if (dButtonState == MSG_START) |
gatedClock | 63:63f362bcc2ac | 345 | { |
gatedClock | 63:63f362bcc2ac | 346 | dButtonStart = 1; |
gatedClock | 63:63f362bcc2ac | 347 | dButtonStop = 0; |
gatedClock | 63:63f362bcc2ac | 348 | } |
gatedClock | 63:63f362bcc2ac | 349 | if (dButtonState == MSG_STOP) |
gatedClock | 63:63f362bcc2ac | 350 | { |
gatedClock | 63:63f362bcc2ac | 351 | dButtonStart = 0; |
gatedClock | 63:63f362bcc2ac | 352 | dButtonStop = 1; |
gatedClock | 63:63f362bcc2ac | 353 | } |
gatedClock | 63:63f362bcc2ac | 354 | |
gatedClock | 63:63f362bcc2ac | 355 | if (dButtonState == MSG_OPEN) |
gatedClock | 63:63f362bcc2ac | 356 | { |
gatedClock | 63:63f362bcc2ac | 357 | dDoorOpen = 1; |
gatedClock | 63:63f362bcc2ac | 358 | } |
gatedClock | 63:63f362bcc2ac | 359 | |
gatedClock | 63:63f362bcc2ac | 360 | if (dButtonState == MSG_CLOSED) |
gatedClock | 63:63f362bcc2ac | 361 | { |
gatedClock | 63:63f362bcc2ac | 362 | dDoorOpen = 0; |
gatedClock | 63:63f362bcc2ac | 363 | } |
gatedClock | 63:63f362bcc2ac | 364 | |
gatedClock | 61:8026a9fc0cf1 | 365 | } |
gatedClock | 61:8026a9fc0cf1 | 366 | // get message. |
gatedClock | 61:8026a9fc0cf1 | 367 | queueEvent = queueUpdateRemainingTime.get(1); |
gatedClock | 61:8026a9fc0cf1 | 368 | if (queueEvent.status == osEventMessage)// update state variable. |
gatedClock | 61:8026a9fc0cf1 | 369 | { |
gatedClock | 61:8026a9fc0cf1 | 370 | // interpret as integer, not pointer. |
gatedClock | 61:8026a9fc0cf1 | 371 | dRemainingTime = (int) queueEvent.value.p; |
gatedClock | 61:8026a9fc0cf1 | 372 | } |
gatedClock | 60:e10bf95bbc96 | 373 | |
gatedClock | 60:e10bf95bbc96 | 374 | |
gatedClock | 61:8026a9fc0cf1 | 375 | |
gatedClock | 57:0432c68ad232 | 376 | |
gatedClock | 57:0432c68ad232 | 377 | |
gatedClock | 57:0432c68ad232 | 378 | |
gatedClock | 57:0432c68ad232 | 379 | |
gatedClock | 57:0432c68ad232 | 380 | |
gatedClock | 57:0432c68ad232 | 381 | Thread::wait(THREAD_5_WAITmS); // multitasking. |
gatedClock | 57:0432c68ad232 | 382 | } // thread loop. |
gatedClock | 57:0432c68ad232 | 383 | } // threadCookStateFSM. |
gatedClock | 57:0432c68ad232 | 384 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 19:92b11e30aaaf | 385 | void slowClock(void) // 1Hz or thereabouts. |
gatedClock | 19:92b11e30aaaf | 386 | { |
gatedClock | 24:d39516e077ea | 387 | gcSlowClock = !gcSlowClock; // toggle clock. |
gatedClock | 19:92b11e30aaaf | 388 | } |
gatedClock | 19:92b11e30aaaf | 389 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 0:fcca4db7b32a | 390 | void initialization(void) // program initializations. |
gatedClock | 0:fcca4db7b32a | 391 | { |
gatedClock | 16:db7f0b3b2605 | 392 | gcSignalWaitEnable = 1; |
gatedClock | 0:fcca4db7b32a | 393 | } |
gatedClock | 0:fcca4db7b32a | 394 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 26:bff592483cb1 | 395 | void ISRleftButtonRising(void) // cooktime plus 60s. |
gatedClock | 1:9188d4668a88 | 396 | { |
gatedClock | 66:4a0006fa5cc1 | 397 | if (debounceTimer.read_ms() > DEBOUNCEmS) |
gatedClock | 26:bff592483cb1 | 398 | gtButtons.cLeftButton = 1; // detect left button. |
gatedClock | 9:cfdb9aa5857c | 399 | |
gatedClock | 66:4a0006fa5cc1 | 400 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 11:9cae003da12b | 401 | } |
gatedClock | 1:9188d4668a88 | 402 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 15:5eaa2ab1d00d | 403 | void ISRleftButtonFalling(void) // button-release debounce. |
gatedClock | 1:9188d4668a88 | 404 | { |
gatedClock | 66:4a0006fa5cc1 | 405 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 11:9cae003da12b | 406 | } |
gatedClock | 2:665ffa57031f | 407 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 26:bff592483cb1 | 408 | void ISRrightButtonRising(void) // cooktime -60s. |
gatedClock | 12:e40272e1fd8f | 409 | { |
gatedClock | 66:4a0006fa5cc1 | 410 | if (debounceTimer.read_ms() > DEBOUNCEmS) |
gatedClock | 26:bff592483cb1 | 411 | gtButtons.cRightButton = 1; // detect right button. |
gatedClock | 12:e40272e1fd8f | 412 | |
gatedClock | 66:4a0006fa5cc1 | 413 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 414 | } |
gatedClock | 12:e40272e1fd8f | 415 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 15:5eaa2ab1d00d | 416 | void ISRrightButtonFalling(void) // button-release debounce. |
gatedClock | 12:e40272e1fd8f | 417 | { |
gatedClock | 66:4a0006fa5cc1 | 418 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 419 | } |
gatedClock | 12:e40272e1fd8f | 420 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 26:bff592483cb1 | 421 | void ISRtopButtonRising(void) // cook start. |
gatedClock | 12:e40272e1fd8f | 422 | { |
gatedClock | 66:4a0006fa5cc1 | 423 | if (debounceTimer.read_ms() > DEBOUNCEmS) |
gatedClock | 26:bff592483cb1 | 424 | gtButtons.cTopButton = 1; // detect top button. |
gatedClock | 12:e40272e1fd8f | 425 | |
gatedClock | 66:4a0006fa5cc1 | 426 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 427 | } |
gatedClock | 12:e40272e1fd8f | 428 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 15:5eaa2ab1d00d | 429 | void ISRtopButtonFalling(void) // button-release debounce. |
gatedClock | 12:e40272e1fd8f | 430 | { |
gatedClock | 66:4a0006fa5cc1 | 431 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 432 | } |
gatedClock | 12:e40272e1fd8f | 433 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 53:8c2baf5623c8 | 434 | // front-end control of magnetron off. |
gatedClock | 53:8c2baf5623c8 | 435 | // due to physical danger, the magnetron is turned off immediately |
gatedClock | 53:8c2baf5623c8 | 436 | // upon off-button press, in the interrupt that it generates. |
gatedClock | 53:8c2baf5623c8 | 437 | |
gatedClock | 26:bff592483cb1 | 438 | void ISRbottomButtonRising(void) // cook stop. |
gatedClock | 12:e40272e1fd8f | 439 | { |
gatedClock | 66:4a0006fa5cc1 | 440 | if (debounceTimer.read_ms() > DEBOUNCEmS) |
gatedClock | 66:4a0006fa5cc1 | 441 | { |
gatedClock | 66:4a0006fa5cc1 | 442 | led0 = 0; // magnetron off. |
gatedClock | 66:4a0006fa5cc1 | 443 | gtButtons.cBottomButton = 1; // detect bottom button. |
gatedClock | 66:4a0006fa5cc1 | 444 | } |
gatedClock | 66:4a0006fa5cc1 | 445 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 66:4a0006fa5cc1 | 446 | } |
gatedClock | 12:e40272e1fd8f | 447 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 15:5eaa2ab1d00d | 448 | void ISRbottomButtonFalling(void) // button-release debounce. |
gatedClock | 12:e40272e1fd8f | 449 | { |
gatedClock | 66:4a0006fa5cc1 | 450 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 451 | } |
gatedClock | 12:e40272e1fd8f | 452 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 53:8c2baf5623c8 | 453 | // front-end control of magnetron off. |
gatedClock | 53:8c2baf5623c8 | 454 | // due to physical danger, the magnetron is turned off immediately |
gatedClock | 53:8c2baf5623c8 | 455 | // upon detection of an open door. |
gatedClock | 53:8c2baf5623c8 | 456 | |
gatedClock | 26:bff592483cb1 | 457 | void ISRcenterButtonRising(void) // toggle door state. |
gatedClock | 12:e40272e1fd8f | 458 | { |
gatedClock | 66:4a0006fa5cc1 | 459 | if (debounceTimer.read_ms() > DEBOUNCEmS) |
gatedClock | 66:4a0006fa5cc1 | 460 | { |
gatedClock | 66:4a0006fa5cc1 | 461 | if (gtButtons.cDoorOpen == MSG_OPEN) // calculate door state. |
gatedClock | 66:4a0006fa5cc1 | 462 | gtButtons.cDoorOpen = MSG_CLOSED; |
gatedClock | 66:4a0006fa5cc1 | 463 | else |
gatedClock | 66:4a0006fa5cc1 | 464 | gtButtons.cDoorOpen = MSG_OPEN; |
gatedClock | 53:8c2baf5623c8 | 465 | |
gatedClock | 59:5e45b5e4a874 | 466 | // magnetron off. |
gatedClock | 66:4a0006fa5cc1 | 467 | if (gtButtons.cDoorOpen == MSG_OPEN) led0 = 0; |
gatedClock | 58:ec630b6dd9b1 | 468 | |
gatedClock | 66:4a0006fa5cc1 | 469 | gtButtons.cCenterButton = 1; |
gatedClock | 66:4a0006fa5cc1 | 470 | } |
gatedClock | 66:4a0006fa5cc1 | 471 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 472 | } |
gatedClock | 12:e40272e1fd8f | 473 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 15:5eaa2ab1d00d | 474 | void ISRcenterButtonFalling(void) // button-release debounce. |
gatedClock | 12:e40272e1fd8f | 475 | { |
gatedClock | 66:4a0006fa5cc1 | 476 | debounceTimer.reset(); // begin debounce period. |
gatedClock | 12:e40272e1fd8f | 477 | } |
gatedClock | 12:e40272e1fd8f | 478 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 40:7afff79f0d8b | 479 | void temperatureThread(void const *args) // temperature measurement. |
gatedClock | 39:4e7e4d935a87 | 480 | { |
gatedClock | 45:e3207684e841 | 481 | while(1) // thread loop. |
gatedClock | 45:e3207684e841 | 482 | { |
gatedClock | 45:e3207684e841 | 483 | gfCelsius = temperature.read(); // physical measurement. |
gatedClock | 40:7afff79f0d8b | 484 | |
gatedClock | 45:e3207684e841 | 485 | Thread::wait(THREAD_1_WAITmS); // multitasking. |
gatedClock | 45:e3207684e841 | 486 | } // thread loop. |
gatedClock | 45:e3207684e841 | 487 | } // temperatureThread. |
gatedClock | 42:266d5bbbfd19 | 488 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 42:266d5bbbfd19 | 489 | void LCDthread(void const *args) // LCD display thread. |
gatedClock | 42:266d5bbbfd19 | 490 | { |
gatedClock | 67:1d9c85a4c3c1 | 491 | |
gatedClock | 67:1d9c85a4c3c1 | 492 | static int dLCDtotalCookTimeSec = 0; // sample current values. |
gatedClock | 67:1d9c85a4c3c1 | 493 | static int dCookTimeRemainingSec = 0; |
gatedClock | 67:1d9c85a4c3c1 | 494 | static float fLCDcelsius = 0.0; |
gatedClock | 67:1d9c85a4c3c1 | 495 | |
gatedClock | 67:1d9c85a4c3c1 | 496 | // remember previous values. |
gatedClock | 67:1d9c85a4c3c1 | 497 | static int dLCDtotalCookTimeSecLast = 0; |
gatedClock | 67:1d9c85a4c3c1 | 498 | static int dCookTimeRemainingSecLast = 0; |
gatedClock | 67:1d9c85a4c3c1 | 499 | static float fLCDcelsiusLast = 0.0; |
gatedClock | 67:1d9c85a4c3c1 | 500 | |
gatedClock | 44:d16e813e61ef | 501 | while(1) // thread loop. |
gatedClock | 44:d16e813e61ef | 502 | { |
gatedClock | 67:1d9c85a4c3c1 | 503 | // don't allow the values to |
gatedClock | 67:1d9c85a4c3c1 | 504 | // change in the middle of the |
gatedClock | 67:1d9c85a4c3c1 | 505 | // below else the anti-blink |
gatedClock | 67:1d9c85a4c3c1 | 506 | // code won't work. |
gatedClock | 67:1d9c85a4c3c1 | 507 | dLCDtotalCookTimeSec = gdLCDtotalCookTimeSec; |
gatedClock | 67:1d9c85a4c3c1 | 508 | dCookTimeRemainingSec = gdCookTimeRemainingSec; |
gatedClock | 67:1d9c85a4c3c1 | 509 | fLCDcelsius = gfLCDcelsius; |
gatedClock | 67:1d9c85a4c3c1 | 510 | |
gatedClock | 67:1d9c85a4c3c1 | 511 | |
gatedClock | 67:1d9c85a4c3c1 | 512 | // clear display only when |
gatedClock | 67:1d9c85a4c3c1 | 513 | // necessary, in order to avoid |
gatedClock | 67:1d9c85a4c3c1 | 514 | // 'blinkieness'. |
gatedClock | 67:1d9c85a4c3c1 | 515 | if (dLCDtotalCookTimeSec != dLCDtotalCookTimeSecLast || |
gatedClock | 67:1d9c85a4c3c1 | 516 | dCookTimeRemainingSec != dCookTimeRemainingSecLast || |
gatedClock | 67:1d9c85a4c3c1 | 517 | fLCDcelsius != fLCDcelsiusLast) |
gatedClock | 67:1d9c85a4c3c1 | 518 | lcd.cls(); |
gatedClock | 42:266d5bbbfd19 | 519 | |
gatedClock | 44:d16e813e61ef | 520 | LCD1; // line 1. |
gatedClock | 67:1d9c85a4c3c1 | 521 | lcd.printf(" total cook time: %d",dLCDtotalCookTimeSec); |
gatedClock | 42:266d5bbbfd19 | 522 | |
gatedClock | 44:d16e813e61ef | 523 | LCD2; // line 2. |
gatedClock | 67:1d9c85a4c3c1 | 524 | lcd.printf(" remaing cook time: %d",dCookTimeRemainingSec); |
gatedClock | 42:266d5bbbfd19 | 525 | |
gatedClock | 44:d16e813e61ef | 526 | LCD3; // line 3. |
gatedClock | 67:1d9c85a4c3c1 | 527 | lcd.printf(" temperature : %5.3f",fLCDcelsius); |
gatedClock | 67:1d9c85a4c3c1 | 528 | |
gatedClock | 67:1d9c85a4c3c1 | 529 | // pipeline variables. |
gatedClock | 67:1d9c85a4c3c1 | 530 | dLCDtotalCookTimeSecLast = dLCDtotalCookTimeSec; |
gatedClock | 67:1d9c85a4c3c1 | 531 | dCookTimeRemainingSecLast = dCookTimeRemainingSec; |
gatedClock | 67:1d9c85a4c3c1 | 532 | fLCDcelsiusLast = fLCDcelsius; |
gatedClock | 42:266d5bbbfd19 | 533 | |
gatedClock | 44:d16e813e61ef | 534 | Thread::wait(THREAD_2_WAITmS); // multitasking. |
gatedClock | 44:d16e813e61ef | 535 | } // thread loop. |
gatedClock | 44:d16e813e61ef | 536 | } // LCDthread. |
gatedClock | 42:266d5bbbfd19 | 537 | /*----------------------------------------------//----------------------------*/ |
gatedClock | 64:255295f1d782 | 538 | void cookRemainingTime(void) // cook-cycle countdown. |
gatedClock | 64:255295f1d782 | 539 | { |
gatedClock | 64:255295f1d782 | 540 | |
gatedClock | 65:e39360da5929 | 541 | static int dRemainingTime = 0; // remaining time. |
gatedClock | 65:e39360da5929 | 542 | osEvent queueEvent; // queue event. |
gatedClock | 66:4a0006fa5cc1 | 543 | |
gatedClock | 65:e39360da5929 | 544 | dRemainingTime--; |
gatedClock | 66:4a0006fa5cc1 | 545 | |
gatedClock | 65:e39360da5929 | 546 | if (dRemainingTime < 0) dRemainingTime = 0; |
gatedClock | 66:4a0006fa5cc1 | 547 | |
gatedClock | 65:e39360da5929 | 548 | |
gatedClock | 65:e39360da5929 | 549 | // pc.printf("\n\r dRemainingTime = %d",dRemainingTime); |
gatedClock | 65:e39360da5929 | 550 | |
gatedClock | 65:e39360da5929 | 551 | // get message. |
gatedClock | 65:e39360da5929 | 552 | queueEvent = queueSetRemainingTime.get(1); |
gatedClock | 65:e39360da5929 | 553 | if (queueEvent.status == osEventMessage) // update state variable. |
gatedClock | 65:e39360da5929 | 554 | { |
gatedClock | 65:e39360da5929 | 555 | // interpret as integer, not pointer. |
gatedClock | 65:e39360da5929 | 556 | dRemainingTime = (int) queueEvent.value.p; |
gatedClock | 65:e39360da5929 | 557 | } |
gatedClock | 64:255295f1d782 | 558 | } |
gatedClock | 64:255295f1d782 | 559 | /*----------------------------------------------//----------------------------*/ |