Make LFP_Chemistry global

dalathegreat · Nov 28, 2023 · ced6963 · ced6963
1 parent 3d79b09
commit ced6963
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Showing 5 changed files with 6 additions and 1 deletion.
diff --git a/Software/Software.ino b/Software/Software.ino
@@ -73,6 +73,7 @@ uint16_t bms_status = ACTIVE;      // ACTIVE - [0..5]<>[STANDBY,INACTIVE,DARKSTA
 uint16_t stat_batt_power = 0;      // Power going in/out of battery
 uint16_t cell_max_voltage = 3700;  // Stores the highest cell voltage value in the system
 uint16_t cell_min_voltage = 3700;  // Stores the minimum cell voltage value in the system
+bool LFP_Chemistry = false;
 
 // LED parameters
 Adafruit_NeoPixel pixels(1, WS2812_PIN, NEO_GRB + NEO_KHZ800);

diff --git a/Software/src/battery/TESLA-MODEL-3-BATTERY.cpp b/Software/src/battery/TESLA-MODEL-3-BATTERY.cpp
@@ -70,7 +70,6 @@ static uint8_t packContactorSetState = 0;
 static uint8_t packCtrsClosingAllowed = 0;
 static uint8_t pyroTestInProgress = 0;
 static uint8_t send221still = 10;
-static bool LFP_Chemistry = false;
 //Fault codes
 static uint8_t WatchdogReset = 0;           //Warns if the processor has experienced a reset due to watchdog reset.
 static uint8_t PowerLossReset = 0;          //Warns if the processor has experienced a reset due to power loss.

diff --git a/Software/src/battery/TESLA-MODEL-3-BATTERY.h b/Software/src/battery/TESLA-MODEL-3-BATTERY.h
@@ -30,6 +30,7 @@ extern uint16_t CANerror;
 extern uint16_t cell_max_voltage;
 extern uint16_t cell_min_voltage;
 extern uint8_t LEDcolor;
+extern bool LFP_Chemistry;
 // Definitions for BMS status
 #define STANDBY 0
 #define INACTIVE 1

diff --git a/Software/src/inverter/BYD-MODBUS.cpp b/Software/src/inverter/BYD-MODBUS.cpp
@@ -109,6 +109,9 @@ void handle_update_data_modbusp301_byd() {
 }
 
 void verify_temperature_modbus() {
+  if (LFP_Chemistry) {
+    return;  // Skip the following section
+  }
   // This section checks if the battery temperature is negative, and incase it falls between -9.0 and -20.0C degrees
   // The Fronius Gen24 (and other Fronius inverters also affected), will stop charge/discharge if the battery gets colder than -10°C.
   // This is due to the original battery pack (BYD HVM), is a lithium iron phosphate battery, that cannot be charged in cold weather.

diff --git a/Software/src/inverter/BYD-MODBUS.h b/Software/src/inverter/BYD-MODBUS.h
@@ -29,6 +29,7 @@ extern uint16_t capacity_Wh_startup;
 extern uint16_t max_power;
 extern uint16_t max_voltage;
 extern uint16_t min_voltage;
+extern bool LFP_Chemistry;
 
 void handle_static_data_modbus_byd();
 void verify_temperature_modbus();