try to fix submodule

firmware/lib/Arduino-FOC/examples/utils/driver_standalone_test/bldc_driver_3pwm_standalone/bldc_driver_3pwm_standalone.ino

@@ -0,0 +1,34 @@
+// BLDC driver standalone example
+#include <SimpleFOC.h>
+
+
+// BLDC driver instance
+BLDCDriver3PWM driver = BLDCDriver3PWM(9, 5, 6, 8);
+
+void setup() {
+  
+  // pwm frequency to be used [Hz]
+  // for atmega328 fixed to 32kHz
+  // esp32/stm32/teensy configurable
+  driver.pwm_frequency = 50000;
+  // power supply voltage [V]
+  driver.voltage_power_supply = 12;
+  // Max DC voltage allowed - default voltage_power_supply
+  driver.voltage_limit = 12;
+
+  // driver init
+  driver.init();
+
+  // enable driver
+  driver.enable();
+
+  _delay(1000);
+}
+
+void loop() {
+    // setting pwm
+    // phase A: 3V
+    // phase B: 6V
+    // phase C: 5V
+    driver.setPwm(3,6,5);
+}

firmware/lib/Arduino-FOC/examples/utils/driver_standalone_test/bldc_driver_6pwm_standalone/bldc_driver_6pwm_standalone.ino

@@ -0,0 +1,35 @@
+// BLDC driver standalone example
+#include <SimpleFOC.h>
+
+// BLDC driver instance
+BLDCDriver6PWM driver = BLDCDriver6PWM(5, 6, 9,10, 3, 11, 8);
+
+void setup() {
+
+  // pwm frequency to be used [Hz]
+  // for atmega328 fixed to 32kHz
+  // esp32/stm32/teensy configurable
+  driver.pwm_frequency = 50000;
+  // power supply voltage [V]
+  driver.voltage_power_supply = 12;
+  // Max DC voltage allowed - default voltage_power_supply
+  driver.voltage_limit = 12;
+  // daad_zone [0,1] - default 0.02f - 2%
+  driver.dead_zone = 0.05f;
+
+  // driver init
+  driver.init();
+
+  // enable driver
+  driver.enable();
+
+  _delay(1000);
+}
+
+void loop() {
+    // setting pwm
+    // phase A: 3V
+    // phase B: 6V
+    // phase C: 5V
+    driver.setPwm(3,6,5);
+}

firmware/lib/Arduino-FOC/examples/utils/driver_standalone_test/stepper_driver_2pwm_standalone/stepper_driver_2pwm_standalone.ino

@@ -0,0 +1,39 @@
+// Stepper driver standalone example
+#include <SimpleFOC.h>
+
+
+// Stepper driver instance
+// StepperDriver2PWM(pwm1, in1, pwm2, in2, (en1, en2 optional))
+int in1[] = {4,5};
+int in2[] = {9,8};
+StepperDriver2PWM driver = StepperDriver2PWM(3, in1, 10 , in2, 11, 12);
+
+// StepperDriver2PWM(pwm1, dir1, pwm2, dir2,(en1, en2 optional))
+// StepperDriver2PWM driver = StepperDriver2PWM(3, 4, 5, 6, 11, 12);
+
+void setup() {
+  
+  // pwm frequency to be used [Hz]
+  // for atmega328 fixed to 32kHz
+  // esp32/stm32/teensy configurable
+  driver.pwm_frequency = 30000;
+  // power supply voltage [V]
+  driver.voltage_power_supply = 12;
+  // Max DC voltage allowed - default voltage_power_supply
+  driver.voltage_limit = 12;
+  
+  // driver init
+  driver.init();
+
+  // enable driver
+  driver.enable();
+
+  _delay(1000);
+}
+
+void loop() {
+    // setting pwm
+    // phase A: 3V
+    // phase B: 6V
+    driver.setPwm(3,6);
+}

firmware/lib/Arduino-FOC/examples/utils/driver_standalone_test/stepper_driver_4pwm_standalone/stepper_driver_4pwm_standalone.ino

@@ -0,0 +1,34 @@
+// Stepper driver standalone example
+#include <SimpleFOC.h>
+
+
+// Stepper driver instance
+// StepperDriver4PWM(ph1A, ph1B, ph2A, ph2B, (en1, en2 optional))
+StepperDriver4PWM driver = StepperDriver4PWM(5, 6, 9,10, 7, 8);
+
+void setup() {
+  
+  // pwm frequency to be used [Hz]
+  // for atmega328 fixed to 32kHz
+  // esp32/stm32/teensy configurable
+  driver.pwm_frequency = 30000;
+  // power supply voltage [V]
+  driver.voltage_power_supply = 12;
+  // Max DC voltage allowed - default voltage_power_supply
+  driver.voltage_limit = 12;
+  
+  // driver init
+  driver.init();
+
+  // enable driver
+  driver.enable();
+
+  _delay(1000);
+}
+
+void loop() {
+    // setting pwm
+    // phase A: 3V
+    // phase B: 6V
+    driver.setPwm(3,6);
+}