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Minimize CAN sending to only contactor closing

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This commit is contained in:
Daniel Öster 2025-10-01 10:21:11 +03:00
parent d595367db5
commit 895fd9a9ac
2 changed files with 37 additions and 15 deletions
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26
Software/src/battery/FORD-MACH-E-BATTERY.cpp
View file

@ -170,18 +170,26 @@ void FordMachEBattery::handle_incoming_can_frame(CAN_frame rx_frame) {
}
void FordMachEBattery::transmit_can(unsigned long currentMillis) {
// Send 10ms CAN Message
if (currentMillis - previousMillis10 >= INTERVAL_10_MS) {
previousMillis10 = currentMillis;
// Send 20ms CAN Message
if (currentMillis - previousMillis20 >= INTERVAL_20_MS) {
previousMillis20 = currentMillis;
transmit_can_frame(&FORD_25B);
//Full vehicle emulation, not required
/*
//transmit_can_frame(&FORD_217); Not needed for contactor closing
//transmit_can_frame(&FORD_442); Not needed for contactor closing
*/
}
// Send 30ms CAN Message
if (currentMillis - previousMillis30 >= INTERVAL_30_MS) {
previousMillis30 = currentMillis;
//Full vehicle emulation, not required
/*
counter_30ms = (counter_30ms + 1) % 16; // cycles 0-15
// Byte 2: upper nibble = 0xF, lower nibble = (0xF - counter_10ms) % 16
@ -229,19 +237,24 @@ void FordMachEBattery::transmit_can(unsigned long currentMillis) {
//transmit_can_frame(&FORD_165); Not needed for contactor closing
//transmit_can_frame(&FORD_7F); Not needed for contactor closing
transmit_can_frame(&FORD_200);
*/
}
// Send 50ms CAN Message
if (currentMillis - previousMillis50 >= INTERVAL_50_MS) {
previousMillis50 = currentMillis;
//transmit_can_frame(&FORD_42C); Not needed for contactor closing
//transmit_can_frame(&FORD_42F); Not needed for contactor closing
transmit_can_frame(&FORD_43D);
//transmit_can_frame(&FORD_43D);
}
// Send 100ms CAN Message
if (currentMillis - previousMillis100 >= INTERVAL_100_MS) {
previousMillis100 = currentMillis;
transmit_can_frame(&FORD_185); // Required to close contactors
//Full vehicle emulation, not required
/*
transmit_can_frame(
&FORD_12F); //This message actually has checksum/counter, but it seems to close contactors without those
transmit_can_frame(&FORD_332);
@ -257,13 +270,16 @@ void FordMachEBattery::transmit_can(unsigned long currentMillis) {
transmit_can_frame(&FORD_203); //MANDATORY FOR CONTACTOR OPERATION
transmit_can_frame(
&FORD_176); //This message actually has checksum/counter, but it seems to close contactors without those
transmit_can_frame(&FORD_185);
*/
}
// Send 1s CAN Message
if (currentMillis - previousMillis1000 >= INTERVAL_1_S) {
previousMillis1000 = currentMillis;
//Full vehicle emulation, not required
/*
transmit_can_frame(&FORD_3C3);
transmit_can_frame(&FORD_581);
*/
}
}

26
Software/src/battery/FORD-MACH-E-BATTERY.h
View file

@ -36,6 +36,19 @@ class FordMachEBattery : public CanBattery {
uint8_t counter_30ms = 0;
uint8_t counter_8_30ms = 0;
//Message needed for contactor closing
CAN_frame FORD_25B = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x25B,
.data = {0x01, 0xF4, 0x09, 0xF4, 0xE0, 0x00, 0x80, 0x00}};
CAN_frame FORD_185 = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x185,
.data = {0x03, 0x4E, 0x75, 0x32, 0x00, 0x00, 0x00, 0x00}};
//Messages to emulate full vehicle
/*
CAN_frame FORD_47 = {.FD = false,
.ext_ID = false,
.DLC = 8,
@ -116,11 +129,7 @@ class FordMachEBattery : public CanBattery {
.DLC = 8,
.ID = 0x12F,
.data = {0x0A, 0xF8, 0x3F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}};
CAN_frame FORD_185 = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x185,
.data = {0x03, 0x4E, 0x75, 0x32, 0x00, 0x00, 0x00, 0x00}};
CAN_frame FORD_200 = {.FD = false,
.ext_ID = false,
.DLC = 8,
@ -146,11 +155,7 @@ class FordMachEBattery : public CanBattery {
.DLC = 8,
.ID = 0x230,
.data = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
CAN_frame FORD_25B = {.FD = false,
.ext_ID = false,
.DLC = 8,
.ID = 0x25B,
.data = {0x01, 0xF4, 0x09, 0xF4, 0xE0, 0x00, 0x80, 0x00}};
CAN_frame FORD_2EC = {.FD = false,
.ext_ID = false,
.DLC = 8,
@ -216,6 +221,7 @@ class FordMachEBattery : public CanBattery {
.DLC = 8,
.ID = 0x4B0,
.data = {0x81, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}};
*/
};
#endif