Revision 12:77d493b3320b, committed 2017-09-12

Comitter:

DasSidG

Date:

Tue Sep 12 05:42:43 2017 +0000

Parent:

11:f578a372be42

Commit message:

Added charger and bms timeouts to the charger board CAN packet

Changed in this revision

--- a/CANParserCharger.cpp	Sun Sep 10 11:33:19 2017 +0000
+++ b/CANParserCharger.cpp	Tue Sep 12 05:42:43 2017 +0000
@@ -71,7 +71,7 @@
     return msg;
 }
 
-CANMessage generate_charger_info_msg(float _charger_voltage, float _charger_current, uint8_t _charger_status) {
+CANMessage generate_charger_info_msg(float _charger_voltage, float _charger_current, uint8_t _charger_status, bool _charger_timeout, bool _bms_timeout) {
     CANMessage msg;
     msg.len = 8;
     msg.id = CHARGER_ID;
@@ -79,8 +79,8 @@
     data.set_u16(0, (uint16_t) (_charger_voltage/100));
     data.set_u16(1, (uint16_t) (_charger_current/100));
     data.set_u8(4, _charger_status);
-    data.set_u8(5,0);
-    data.set_u8(6,0);
+    data.set_u8(5, _charger_timeout);
+    data.set_u8(6, _bms_timeout);
     data.set_u8(7,0);
     
     for(int i=0; i<8; i++) {

--- a/CANParserCharger.h	Sun Sep 10 11:33:19 2017 +0000
+++ b/CANParserCharger.h	Tue Sep 12 05:42:43 2017 +0000
@@ -31,7 +31,7 @@
 void CAN_Init();
 
 CANMessage generate_charger_control_msg(float _desired_voltage, float _desired_current, uint8_t _charger_control);
-CANMessage generate_charger_info_msg(float _charger_voltage, float _charger_current, uint8_t _charger_status);
+CANMessage generate_charger_info_msg(float _charger_voltage, float _charger_current, uint8_t _charger_status, bool _charger_timeout, bool _bms_timeout);
 CANMessage generate_charging_finished_msg(); //When this packet is received by the BMU, it causes the BMU to reset its SoC value to 100%
 
 //CAN stuff. Not that there are two sets because there are two separate CAN buses here; one to communicate with the charger, and one to communicate with the rest of the car (importantly the BMS).

--- a/charger.cpp	Sun Sep 10 11:33:19 2017 +0000
+++ b/charger.cpp	Tue Sep 12 05:42:43 2017 +0000
@@ -23,6 +23,8 @@
 bool charge_finished;
 bool bms_error;
 bool charging;
+bool bms_timeout = false;
+bool charger_timeout = false;
 
 float min_cell_voltage = 3600; //mV
 float max_cell_voltage = 3600;//mV
@@ -81,7 +83,7 @@
         
         t.reset();
         car_CAN_data_sent = false;
-        car_can.write(generate_charger_info_msg(charger_voltage, charger_current, charger_status)); //charger info message for rest of car
+        car_can.write(generate_charger_info_msg(charger_voltage, charger_current, charger_status, charger_timeout, bms_timeout)); //charger info message for rest of car
         while(!car_CAN_data_sent && t.read_ms() < CAN_TIMEOUT_MS);
         
         if (DEBUG) {
@@ -141,12 +143,14 @@
     {
         if (DEBUG) printf("Error: BMS comms timeout \r\n");
         comms_timeout = true;
+        bms_timeout = true;
     }
     
     if (timeouts.charger_timeout.read_ms() > CHARGER_MSG_TIMEOUT_MS) 
     {
         if (DEBUG) printf("Error: Charger comms timeout \r\n");
         comms_timeout = true;
+        charger_timeout = true;
     }
 }
 

--- a/charger.h	Sun Sep 10 11:33:19 2017 +0000
+++ b/charger.h	Tue Sep 12 05:42:43 2017 +0000
@@ -36,6 +36,8 @@
 extern bool charge_finished;
 extern bool bms_error;
 extern bool charging;
+extern bool bms_timeout;
+extern bool charger_timeout;
 
 extern float min_cell_voltage; //mV
 extern float max_cell_voltage;//mV
@@ -48,5 +50,6 @@
 
 extern uint8_t charger_control;
 
+
 #endif
    
\ No newline at end of file