diff --git a/Inc/targets.h b/Inc/targets.h
index 5ee42f93..d1178716 100644
--- a/Inc/targets.h
+++ b/Inc/targets.h
@@ -1317,6 +1317,8 @@
 #define NFAULT_PORT GPIOB
 #define NFAULT_PIN LL_GPIO_PIN_5
 #define TARGET_MIN_BEMF_COUNTS 3
+#define RAMP_SPEED_LOW_RPM 1
+#define RAMP_SPEED_HIGH_RPM 8
 #endif
 
 #ifdef RHINO80A_F051
diff --git a/Src/main.c b/Src/main.c
index 94508ed0..24866ecd 100644
--- a/Src/main.c
+++ b/Src/main.c
@@ -379,13 +379,10 @@ float consumed_current = 0;
 int32_t smoothed_raw_current = 0;
 int16_t actual_current = 0;
 
-char lowkv = 0;
-
 uint16_t min_startup_duty = 120;
 uint16_t sin_mode_min_s_d = 120;
 char bemf_timeout = 10;
 
-char startup_boost = 50;
 char reversing_dead_band = 1;
 
 uint16_t low_pin_count = 0;
@@ -629,9 +626,15 @@ void loadEEpromSettings()
     }
 
     if (eepromBuffer.startup_power < 151 && eepromBuffer.startup_power > 49) {
-        min_startup_duty = (eepromBuffer.startup_power);
-        minimum_duty_cycle = (eepromBuffer.startup_power / 3);
-        stall_protect_minimum_duty = minimum_duty_cycle + 10;
+        if (!eepromBuffer.comp_pwm) {        // higher startup power for non-complementary pwm
+            min_startup_duty = (eepromBuffer.startup_power) *2 ;
+            minimum_duty_cycle = (eepromBuffer.startup_power / 2);
+            stall_protect_minimum_duty = minimum_duty_cycle + 10;
+		} else {
+            min_startup_duty = (eepromBuffer.startup_power);
+            minimum_duty_cycle = (eepromBuffer.startup_power / 3);
+            stall_protect_minimum_duty = minimum_duty_cycle + 10;
+		}
     } else {
         min_startup_duty = 150;
         minimum_duty_cycle = (min_startup_duty / 2) + 10;
@@ -748,10 +751,6 @@ void loadEEpromSettings()
         high_rpm_level = motor_kv / 12 / (32 / eepromBuffer.motor_poles);				
     }
     reverse_speed_threshold = map(motor_kv, 300, 3000, 1000, 500);
-    //   reverse_speed_threshold = 200;
-//    if (!eepromBuffer.comp_pwm) {
-//        eepromBuffer.bi_direction = 0;
-//    }
 }
 
 void saveEEpromSettings()
@@ -896,18 +895,6 @@ void interruptRoutine()
 		maskPhaseInterrupts();
 		thiszctime = INTERVAL_TIMER_COUNT;  
     SET_INTERVAL_TIMER_COUNT(0);
-//		if(thiszctime < (commutation_interval - (commutation_interval>>2))){
-//			send_LED_RGB(0, 0, 255);
-//				//	waitTime = waitTime + commutation_interval - thiszctime;
-//			    waitTime = waitTime + (commutation_interval>>2);
-//			  //  thiszctime = commutation_interval + (commutation_interval>>2);
-//		}else if(thiszctime > (commutation_interval + (commutation_interval>>2))){
-//			send_LED_RGB(255, 0, 0);
-//			 //   waitTime = waitTime - thiszctime - commutation_interval; 
-//			    waitTime = waitTime - (commutation_interval>>2);
-//			 //   thiszctime = commutation_interval - (commutation_interval>>2);
-//		}
-   // waitTime = waitTime >> fast_accel;
     SET_AND_ENABLE_COM_INT(waitTime+1); // enable COM_TIMER interrupt
     __enable_irq();
 }