Skip to content

GS450h Inverter voltage and motor temperature fix #208

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 2 commits into
base: Vehicle_Testing
Choose a base branch
from
Open

GS450h Inverter voltage and motor temperature fix #208

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
915df90
Inverter voltage and motor temperature fix
maciek16c Sep 14, 2025
c510a20
code formatting
maciek16c Oct 4, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion include/GS450H.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ class GS450HClass : public Inverter {
void SetOil(int16_t o) { oil = o; }

private:
int16_t dc_bus_voltage, mg1_speed, mg2_speed, gear, oil;
int16_t dc_bus_voltage, dcdc_voltage, mg1_speed, mg2_speed, gear, oil;
float temp_inv_water, temp_inv_inductor;
bool timerIsRunning;
int scaledTorqueTarget;
Expand Down
12 changes: 7 additions & 5 deletions src/GS450H.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -302,10 +302,11 @@ float GS450HClass::GetMotorTemperature() {
// values from sensors in the gearbox
int tmpmg2 = AnaIn::MG2_Temp.Get();

float t1 = (tmpmg1 * (-0.02058758)) +
56.56512898; // Trying a best fit line approach.
float t2 = (tmpmg2 * (-0.02058758)) + 56.56512898;
;
// float t1 = (tmpmg1*(-0.02058758))+56.56512898;//Trying a best fit line
// approach. float t2 = (tmpmg2*(-0.02058758))+56.56512898;;

float t1 = TempMeas::Lookup(tmpmg1, TempMeas::TEMP_TOYOTA);
float t2 = TempMeas::Lookup(tmpmg2, TempMeas::TEMP_TOYOTA);
float tmpm = MAX(t1, t2); // which ever is the hottest gets displayed

return float(tmpm);
Expand Down Expand Up @@ -524,7 +525,8 @@ void GS450HClass::Task1Ms() {
// exchange data and prepare next HTM frame
dma_clear_interrupt_flags(DMA1, DMA_CHANNEL6, DMA_TCIF);
statusInv = 1;
dc_bus_voltage = (((mth_data[82] | mth_data[83] << 8) - 5) / 2);
dcdc_voltage = (((mth_data[82] | mth_data[83] << 8) - 5) / 2);
dc_bus_voltage = ((mth_data[84] | mth_data[85] << 8) / 2);
temp_inv_water = int8_t(mth_data[42]);
temp_inv_inductor = int8_t(mth_data[86]);
mg1_speed = mth_data[6] | mth_data[7] << 8;
Expand Down