diff --git a/Inc/targets.h b/Inc/targets.h
index ce8465f06..cdfc3ca7a 100644
--- a/Inc/targets.h
+++ b/Inc/targets.h
@@ -124,10 +124,15 @@
 #define FIRMWARE_NAME "SierraPulse1"
 #define FILE_NAME "SIERRA_PULSE1_L431_CAN"
 #define DRONECAN_SUPPORT 1
-#define DEAD_TIME 45
+#define USE_HSE
+#undef HSE_VALUE
+#define HSE_VALUE 16000000
+#define DEAD_TIME 120
 #define HARDWARE_GROUP_L4_C
-#define TARGET_VOLTAGE_DIVIDER 100
-#define MILLIVOLT_PER_AMP 100
+#define TARGET_VOLTAGE_DIVIDER 210
+#define MILLIVOLT_PER_AMP 10
+#define RAMP_SPEED_LOW_RPM 1
+#define RAMP_SPEED_HIGH_RPM 1
 #define USE_SERIAL_TELEMETRY
 #endif
 
diff --git a/Mcu/l431/Src/peripherals.c b/Mcu/l431/Src/peripherals.c
index 8df923244..7c096ace0 100644
--- a/Mcu/l431/Src/peripherals.c
+++ b/Mcu/l431/Src/peripherals.c
@@ -66,6 +66,8 @@ void SystemClock_Config(void)
   LL_RCC_HSE_Enable();
 #if HSE_VALUE == 24000000
   LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_3, 20, LL_RCC_PLLR_DIV_2);
+#elif HSE_VALUE == 16000000
+  LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_2, 20, LL_RCC_PLLR_DIV_2);
 #else
 #error "Unsupported HSE_VALUE"
 #endif