board power checks unreliable and too complicated. backup commit
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@ -76,6 +76,8 @@ long last_send = 0;
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boolean board1Enabled=false;
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boolean board2Enabled=false;
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#define EXPECT_FEEDBACK_ABOVE_SPEED 250 //for error checking
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#define SERIALACTIVECHECKTIME 3000 //time to say a board is online/active when last message received in the last x ms
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// Global variables for serial communication
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uint8_t idx1 = 0; // Index for new data pointer
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@ -84,6 +86,8 @@ byte *p1; // Pointer declaration for the new rece
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byte incomingByte1;
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byte incomingBytePrev1;
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long lastValidDataSerial1_time;
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long lastSendSerial1expectFeedback; //to check time difference between last >0 speed send and last received feedback
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long lastBoard1PowerChange;
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//Same for Serial2
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uint8_t idx2 = 0; // Index for new data pointer
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@ -92,7 +96,8 @@ byte *p2; // Pointer declaration for the new rece
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byte incomingByte2;
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byte incomingBytePrev2;
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long lastValidDataSerial2_time;
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long lastSendSerial2expectFeedback; //to check time difference between last >0 speed send and last received feedback
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long lastBoard2PowerChange;
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typedef struct{
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uint16_t start;
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@ -140,8 +145,8 @@ void setup()
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Serial.begin(115200); //Debug and Program. A9=TX1, A10=RX1 (3v3 level)
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Serial1.begin(SERIAL_CONTROL_BAUD); //control. A2=TX2, A3=RX2 (Serial1 is Usart 2). Marked with "1" on connector
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Serial2.begin(SERIAL_CONTROL_BAUD); //control. B10=TX3, B11=RX3 (Serial2 is Usart 3). Marked with "II" on connector
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Serial1.begin(SERIAL_CONTROL_BAUD); //control. A2=TX2, A3=RX2 (Serial1 is Usart 2). Marked with "1" on connector (Rear)
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Serial2.begin(SERIAL_CONTROL_BAUD); //control. B10=TX3, B11=RX3 (Serial2 is Usart 3). Marked with "II" on connector (Front)
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// Pin Setup
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pinMode(PIN_STARTLED, OUTPUT);
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@ -203,6 +208,19 @@ void loop() {
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Serial.print("lastData1="); Serial.print(loopmillis-lastValidDataSerial1_time); Serial.print(", lastData2=");Serial.print(loopmillis-lastValidDataSerial2_time); Serial.print(", speedFL="); Serial.println(out_speedFL);
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}
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}
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//for lastValidSerialData calculation
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if (abs(out_speedRL)>EXPECT_FEEDBACK_ABOVE_SPEED || abs(out_speedRR)>EXPECT_FEEDBACK_ABOVE_SPEED) { //Rear is serial 1
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lastSendSerial1expectFeedback=loopmillis;
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}
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if (abs(out_speedFL)>EXPECT_FEEDBACK_ABOVE_SPEED || abs(out_speedFR)>EXPECT_FEEDBACK_ABOVE_SPEED) { //Front is serial 2
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lastSendSerial2expectFeedback=loopmillis;
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}
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if (currentmode!=error) { //keep last errormessage
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failChecks();
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}
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}
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@ -346,31 +364,24 @@ void handleModeChange() {
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case 4:
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// ### Request On ###
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if (requestmode==on) {//wait for both boards to send feedback
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if ( serial1Active() && serial2Active() ) { //got recent feedback from both boards
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state_modechange++;
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boardsPowered(); //check boards powered to set variable board1/2Enabled to true
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}
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if (loopmillis - state_modechange_time > 5000) { //timeout
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currentmode=error; //error
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requestmode=currentmode;
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errormessage="No feedback from board(s) on startup";
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state_modechange=0;
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board1Enabled=false;
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board2Enabled=false;
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}
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board1Enabled=true; //assume board is online
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board2Enabled=true; //assume board is online
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lastBoard1PowerChange=loopmillis;
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lastBoard2PowerChange=loopmillis;
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lastSendSerial1expectFeedback=loopmillis; //expect maybe feedback on power on
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lastSendSerial2expectFeedback=loopmillis;
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lastValidDataSerial1_time=loopmillis; //assume a feedback was received (boards do not send feedback on poweron)
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lastValidDataSerial2_time=loopmillis; //assume a feedback was received (boards do not send feedback on poweron)
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// ### Request Idle or Off (both power boards off) ###
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}else if(requestmode==idle || requestmode==off) { //wait for no response
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if ( !serial1Active() && !serial2Active() ) { //no new data since some time
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}else if(requestmode==idle || requestmode==off) {
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state_modechange++;
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board1Enabled=false;
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board2Enabled=false;
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}
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if (loopmillis - state_modechange_time > 5000) { //timeout
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currentmode=error; //error
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requestmode=currentmode;
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errormessage="Boards did not turn off";
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state_modechange=0;
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}
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board1Enabled=false; //assume board is offline
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board2Enabled=false; //assume board is offline
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lastBoard1PowerChange=loopmillis;
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lastBoard2PowerChange=loopmillis;
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lastSendSerial1expectFeedback=loopmillis; //expect maybe feedback on power on
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lastSendSerial2expectFeedback=loopmillis;
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}else{ //if changed off from error mode
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state_modechange++;
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}
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@ -399,11 +410,30 @@ void handleModeChange() {
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}
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}
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boolean serial1Active() {
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return loopmillis-lastValidDataSerial1_time < 2000;
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if (loopmillis-lastBoard1PowerChange<=SERIALACTIVECHECKTIME) {
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return board1Enabled; //unclear if mcu just started or board is just starting up. reply with exprected answer
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}
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if (lastValidDataSerial1_time==0 && lastSendSerial1expectFeedback==0) { //no valid data received and send ever
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return false;
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}
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if (loopmillis-lastSendSerial1expectFeedback <= SERIALACTIVECHECKTIME){ //enough time passed since last exprected feedback
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return board1Enabled; //unclear, return exprected value
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}
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return loopmillis-lastValidDataSerial1_time < SERIALACTIVECHECKTIME;
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}
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boolean serial2Active() {
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return loopmillis-lastValidDataSerial2_time < 2000;
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if (loopmillis-lastBoard2PowerChange<=SERIALACTIVECHECKTIME) {
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return board2Enabled; //unclear if mcu just started or board is just starting up. reply with exprected answer
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}
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if (lastValidDataSerial2_time==0 && lastSendSerial2expectFeedback==0) { //no valid data received and send ever
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return false;
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}
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if (loopmillis-lastSendSerial2expectFeedback <= SERIALACTIVECHECKTIME){ //enough time passed since last exprected feedback
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return board2Enabled; //unclear, return exprected value
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}
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return loopmillis-lastValidDataSerial2_time < SERIALACTIVECHECKTIME;
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}
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void modeloops() {
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@ -459,16 +489,41 @@ void loop_off() {
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boolean boardsPowered()
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{
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if (serial1Active()){
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board1Enabled=true;
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}
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if (serial2Active()){
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board2Enabled=true;
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}
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return (board1Enabled && board2Enabled); //true if both boards enabled
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}
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void failChecks()
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{
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if (serial1Active() && !board1Enabled){ //serial is active and board should be offline
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errormessage="Board 1 is online but shouldnt";
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requestmode=error;
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}
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if (serial2Active() && !board2Enabled){ //serial is active and board should be offline
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errormessage="Board 2 is online but shouldnt";
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requestmode=error;
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Serial.print("loopmillis="); Serial.println(loopmillis);
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Serial.print("lastBoard2PowerChange="); Serial.println(lastBoard2PowerChange);
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Serial.print("lastSendSerial2expectFeedback="); Serial.println(lastSendSerial2expectFeedback);
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Serial.print("lastValidDataSerial2_time="); Serial.println(lastValidDataSerial2_time);
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}
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if (out_speedRL != 0 || out_speedRR != 0) { //Rear is Serial1
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if (!serial1Active() && board1Enabled){ //serial is not active and board should be online. only check this if feedback can be exprected (out_speedFL/R > 0)
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errormessage="Board 1 is offline but should be online";
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requestmode=error;
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}
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}
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if (out_speedFL != 0 || out_speedFR != 0) { //Front is Serial2
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if (!serial2Active() && board2Enabled){ //serial is not active and board should be online. only check this if feedback can be exprected (out_speedFL/R > 0)
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errormessage="Board 2 is offline but should be online";
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requestmode=error;
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Serial.print("loopmillis="); Serial.println(loopmillis);
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Serial.print("lastBoard2PowerChange="); Serial.println(lastBoard2PowerChange);
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Serial.print("lastSendSerial2expectFeedback="); Serial.println(lastSendSerial2expectFeedback);
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Serial.print("lastValidDataSerial2_time="); Serial.println(lastValidDataSerial2_time);
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}
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}
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}
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String modeToString(uint8_t m) {
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if (m==idle) return "idle";
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