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Make NVROL reset survive WDT

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This commit is contained in:
Daniel Öster 2025-06-15 12:26:42 +03:00
parent 8881b06e36
commit c3dee1b7d6
3 changed files with 51 additions and 37 deletions
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84
Software/src/battery/RENAULT-ZOE-GEN2-BATTERY.cpp
View file

@ -661,8 +661,6 @@ void RenaultZoeGen2Battery::transmit_can(unsigned long currentMillis) {
if (datalayer_extended.zoePH2.UserRequestNVROLReset) {
// Send NVROL reset frames
transmit_reset_nvrol_frames();
// after transmitting the NVROL reset frames, set the nvrol reset flag to false, to continue normal operation
datalayer_extended.zoePH2.UserRequestNVROLReset = false;
} else {
// Send 100ms CAN Message
if (currentMillis - previousMillis100 >= INTERVAL_100_MS) {
@ -697,7 +695,6 @@ void RenaultZoeGen2Battery::transmit_can(unsigned long currentMillis) {
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
}
// 1000mss
if (currentMillis - previousMillis1000 >= INTERVAL_1_S) {
previousMillis1000 = currentMillis;
@ -741,39 +738,54 @@ void RenaultZoeGen2Battery::transmit_can_frame_376(void) {
}
void RenaultZoeGen2Battery::transmit_reset_nvrol_frames(void) {
// NVROL reset, part 1: send 0x021003AAAAAAAAAA
ZOE_POLL_18DADBF1.data = {0x02, 0x10, 0x03, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
// wait 100 ms
wait_ms(100);
// NVROL reset, part 2: send 0x043101B00900AAAA
ZOE_POLL_18DADBF1.data = {0x04, 0x31, 0x01, 0xB0, 0x09, 0x00, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
// wait 1 s
wait_ms(1000);
// Enable temporisation before sleep, part 1: send 0x021003AAAAAAAAAA
ZOE_POLL_18DADBF1.data = {0x02, 0x10, 0x03, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
// wait 100 ms
wait_ms(100);
// Enable temporisation before sleep, part 2: send 0x042E928101AAAAAA
ZOE_POLL_18DADBF1.data = {0x04, 0x2E, 0x92, 0x81, 0x01, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
// Set data back to init values
ZOE_POLL_18DADBF1.data = {0x03, 0x22, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00};
poll_index = 0;
// after transmitting these frames, wait 30 s
wait_ms(30000);
}
void RenaultZoeGen2Battery::wait_ms(int duration_ms) {
unsigned long freezeMillis = millis();
while (millis() - freezeMillis < duration_ms) {
// Do nothing - just wait
switch (NVROLstateMachine) {
case 0:
startTimeNVROL = millis();
// NVROL reset, part 1: send 0x021003AAAAAAAAAA
ZOE_POLL_18DADBF1.data = {0x02, 0x10, 0x03, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
NVROLstateMachine = 1;
break;
case 1: // wait 100 ms
if ((millis() - startTimeNVROL) > INTERVAL_100_MS) {
// NVROL reset, part 2: send 0x043101B00900AAAA
ZOE_POLL_18DADBF1.data = {0x04, 0x31, 0x01, 0xB0, 0x09, 0x00, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
startTimeNVROL = millis(); //Reset time start, so we can check time for next step
NVROLstateMachine = 2;
}
break;
case 2: // wait 1 s
if ((millis() - startTimeNVROL) > INTERVAL_1_S) {
// Enable temporisation before sleep, part 1: send 0x021003AAAAAAAAAA
ZOE_POLL_18DADBF1.data = {0x02, 0x10, 0x03, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
startTimeNVROL = millis(); //Reset time start, so we can check time for next step
NVROLstateMachine = 3;
}
break;
case 3: //Wait 100ms
if ((millis() - startTimeNVROL) > INTERVAL_100_MS) {
// Enable temporisation before sleep, part 2: send 0x042E928101AAAAAA
ZOE_POLL_18DADBF1.data = {0x04, 0x2E, 0x92, 0x81, 0x01, 0xAA, 0xAA, 0xAA};
transmit_can_frame(&ZOE_POLL_18DADBF1, can_config.battery);
// Set data back to init values, we are done with the ZOE_POLL_18DADBF1 frame
ZOE_POLL_18DADBF1.data = {0x03, 0x22, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00};
poll_index = 0;
NVROLstateMachine = 4;
}
break;
case 4: //Wait 30s
if ((millis() - startTimeNVROL) > INTERVAL_30_S) {
// after sleeping, set the nvrol reset flag to false, to continue normal operation of sending CAN messages
datalayer_extended.zoePH2.UserRequestNVROLReset = false;
// reset state machine, we are done!
NVROLstateMachine = 0;
}
break;
default: //Something went catastrophically wrong. Reset state machine
NVROLstateMachine = 0;
break;
}
}

3
Software/src/battery/RENAULT-ZOE-GEN2-BATTERY.h
View file

@ -167,7 +167,8 @@ class RenaultZoeGen2Battery : public CanBattery {
static const int POLL_CELL_93 = 0x9081;
static const int POLL_CELL_94 = 0x9082;
static const int POLL_CELL_95 = 0x9083;
volatile unsigned long startTimeNVROL = 0;
uint8_t NVROLstateMachine = 0;
uint16_t battery_soc = 0;
uint16_t battery_usable_soc = 5000;
uint16_t battery_soh = 10000;

1
Software/src/devboard/utils/types.h
View file

@ -34,6 +34,7 @@ enum PrechargeState {
#define INTERVAL_2_S 2000
#define INTERVAL_5_S 5000
#define INTERVAL_10_S 10000
#define INTERVAL_30_S 30000
#define INTERVAL_60_S 60000
#define INTERVAL_10_MS_DELAYED 15