diff --git a/firmware/controllers/algo/engine_configuration_generated_structures.h b/firmware/controllers/algo/engine_configuration_generated_structures.h
index 2927f9cf76..d27722b9db 100644
--- a/firmware/controllers/algo/engine_configuration_generated_structures.h
+++ b/firmware/controllers/algo/engine_configuration_generated_structures.h
@@ -1,4 +1,4 @@
-// this section was generated by config_definition.jar on Sat May 23 19:27:45 EDT 2015
+// this section was generated by config_definition.jar on Sat May 23 20:41:38 EDT 2015
 // begin
 #include "rusefi_types.h"
 typedef struct {
@@ -564,7 +564,7 @@ typedef struct {
 	/**
 	 * offset 656
 	 */
-	brain_pin_e hip9011OutPin;
+	int unused1280;
 	/**
 	 * offset 660
 	 */
@@ -738,7 +738,11 @@ typedef struct {
 	/**
 	 * offset 320
 	 */
-	float unused[3];
+	float unused[2];
+	/**
+	 * offset 328
+	 */
+	int hip9011PrescalerAndSDO;
 	/**
 	 * offset 332
 	 */
@@ -1333,4 +1337,4 @@ typedef struct {
 } persistent_config_s;
 
 // end
-// this section was generated by config_definition.jar on Sat May 23 19:27:45 EDT 2015
+// this section was generated by config_definition.jar on Sat May 23 20:41:38 EDT 2015
diff --git a/firmware/controllers/algo/rusefi_generated.h b/firmware/controllers/algo/rusefi_generated.h
index 200af58a95..82d12a610d 100644
--- a/firmware/controllers/algo/rusefi_generated.h
+++ b/firmware/controllers/algo/rusefi_generated.h
@@ -108,6 +108,8 @@
 #define iat_adcChannel_offset 316
 #define unused_offset 320
 #define unused_offset_hex 140
+#define hip9011PrescalerAndSDO_offset 328
+#define hip9011PrescalerAndSDO_offset_hex 148
 #define knockBandCustom_offset 332
 #define sparkDwellBins_offset 336
 #define sparkDwellBins_offset_hex 150
@@ -432,8 +434,8 @@
 #define fsioFrequency16_offset 1270
 #define hip9011CsPin_offset 1272
 #define hip9011IntHoldPin_offset 1276
-#define hip9011OutPin_offset 1280
-#define hip9011OutPin_offset_hex 500
+#define unused1280_offset 1280
+#define unused1280_offset_hex 500
 #define fsio_setting1_offset 1284
 #define fsio_setting1_offset_hex 504
 #define fsio_setting2_offset 1288
diff --git a/firmware/controllers/sensors/hip9011_lookup.cpp b/firmware/controllers/sensors/hip9011_lookup.cpp
index b4273d8a8b..b2ecc9fb75 100644
--- a/firmware/controllers/sensors/hip9011_lookup.cpp
+++ b/firmware/controllers/sensors/hip9011_lookup.cpp
@@ -74,6 +74,9 @@ int getHip9011GainIndex(float gain) {
 	return i == GAIN_LOOKUP_SIZE ? GAIN_LOOKUP_SIZE - 1 : i;
 }
 
-int getHip9011BandIndex(float bore) {
-	return findIndex(bandFreqLookup, BAND_LOOKUP_SIZE, BAND(bore));
+/**
+ * @param frequency knock frequencey, in kHz
+ */
+int getHip9011BandIndex(float frequency) {
+	return findIndex(bandFreqLookup, BAND_LOOKUP_SIZE, frequency);
 }
diff --git a/firmware/controllers/sensors/hip9011_lookup.h b/firmware/controllers/sensors/hip9011_lookup.h
index 0fa492ed50..7635874af4 100644
--- a/firmware/controllers/sensors/hip9011_lookup.h
+++ b/firmware/controllers/sensors/hip9011_lookup.h
@@ -20,7 +20,7 @@ extern const float bandFreqLookup[BAND_LOOKUP_SIZE];
 
 float getRpmByAngleWindowAndTimeUs(int timeUs, float angleWindowWidth);
 int getHip9011GainIndex(float gain);
-int getHip9011BandIndex(float bore);
+int getHip9011BandIndex(float frequency);
 void prepareHip9011RpmLookup(float angleWindowWidth);
 
 #define GAIN_INDEX(gain) (GAIN_LOOKUP_SIZE - 1 - findIndex(gainLookupInReverseOrder, GAIN_LOOKUP_SIZE, (gain)))
diff --git a/firmware/hw_layer/HIP9011.cpp b/firmware/hw_layer/HIP9011.cpp
index 584bd6affa..6accb75e05 100644
--- a/firmware/hw_layer/HIP9011.cpp
+++ b/firmware/hw_layer/HIP9011.cpp
@@ -50,7 +50,7 @@ uint32_t hipLastExecutionCount;
 /**
  * band index is only send to HIP chip on startup
  */
-static int bandIndex;
+static int currentBandIndex;
 static int currentGainIndex = -1;
 static int currentIntergratorIndex = -1;
 static int settingUpdateCount = 0;
@@ -104,6 +104,12 @@ EXTERN_ENGINE
 ;
 
 static char pinNameBuffer[16];
+
+static float getBand(void) {
+	return engineConfiguration->knockBandCustom == 0 ?
+			BAND(engineConfiguration->cylinderBore) : engineConfiguration->knockBandCustom;
+}
+
 static void showHipInfo(void) {
 	if (!boardConfiguration->isHip9011Enabled) {
 		scheduleMsg(logger, "hip9011 driver not active");
@@ -111,9 +117,10 @@ static void showHipInfo(void) {
 	}
 
 	printSpiState(logger, boardConfiguration);
-	scheduleMsg(logger, "bore=%fmm freq=%fkHz", engineConfiguration->cylinderBore, BAND(engineConfiguration->cylinderBore));
+	scheduleMsg(logger, "bore=%fmm freq=%fkHz PaSDO=%d", engineConfiguration->cylinderBore, getBand(),
+			engineConfiguration->hip9011PrescalerAndSDO);
 
-	scheduleMsg(logger, "band_index=%d gain %f/index=%d", bandIndex, boardConfiguration->hip9011Gain, currentGainIndex);
+	scheduleMsg(logger, "band_index=%d gain %f/index=%d", currentBandIndex, boardConfiguration->hip9011Gain, currentGainIndex);
 	scheduleMsg(logger, "integrator index=%d hip_threshold=%f totalKnockEventsCount=%d", currentIntergratorIndex,
 			engineConfiguration->hipThreshold, totalKnockEventsCount);
 
@@ -186,16 +193,31 @@ static void intHoldCallback(trigger_event_e ckpEventType, uint32_t index DECLARE
 	engine->m.hipCbTime = GET_TIMESTAMP() - engine->m.beforeHipCb;
 }
 
+static void setPrescalerAndSDO(int value) {
+	engineConfiguration->hip9011PrescalerAndSDO = value;
+	scheduleMsg(logger, "Reboot to apply %d", value);
+}
+
+static void setBand(float value) {
+	engineConfiguration->knockBandCustom = value;
+	showHipInfo();
+}
+
 static void setGain(float value) {
 	boardConfiguration->hip9011Gain = value;
 	showHipInfo();
 }
 
-static void endOfSpiCommunication(SPIDriver *spip) {
+static void endOfSpiExchange(SPIDriver *spip) {
 	spiUnselectI(driver);
 	state = READY_TO_INTEGRATE;
 }
 
+static int getBandIndex(void) {
+	float freq = getBand();
+	return getHip9011BandIndex(freq);
+}
+
 void hipAdcCallback(adcsample_t value) {
 	if (state == WAITING_FOR_ADC_TO_SKIP) {
 		state = WAITING_FOR_RESULT_ADC;
@@ -207,19 +229,27 @@ void hipAdcCallback(adcsample_t value) {
 
 		int integratorIndex = getIntegrationIndexByRpm(engine->rpmCalculator.rpmValue);
 		int gainIndex = getHip9011GainIndex(boardConfiguration->hip9011Gain);
+		int bandIndex = getBandIndex();
 
 		if (currentGainIndex != gainIndex) {
-			state = IS_SENDING_SPI_COMMAND;
-			tx_buff[0] = gainIndex;
 			currentGainIndex = gainIndex;
+			tx_buff[0] = gainIndex;
 
+			state = IS_SENDING_SPI_COMMAND;
 			spiSelectI(driver);
 			spiStartExchangeI(driver, 1, tx_buff, rx_buff);
 		} else if (currentIntergratorIndex != integratorIndex) {
-			state = IS_SENDING_SPI_COMMAND;
-			tx_buff[0] = integratorIndex;
 			currentIntergratorIndex = integratorIndex;
+			tx_buff[0] = integratorIndex;
 
+			state = IS_SENDING_SPI_COMMAND;
+			spiSelectI(driver);
+			spiStartExchangeI(driver, 1, tx_buff, rx_buff);
+		} else if (currentBandIndex != bandIndex) {
+			currentBandIndex = bandIndex;
+			tx_buff[0] = bandIndex;
+
+			state = IS_SENDING_SPI_COMMAND;
 			spiSelectI(driver);
 			spiStartExchangeI(driver, 1, tx_buff, rx_buff);
 		} else {
@@ -231,21 +261,38 @@ void hipAdcCallback(adcsample_t value) {
 static bool_t needToInit = true;
 
 static void hipStartupCode(void) {
+//	D[4:1] = 0000 : 4 MHz
+//	D[4:1] = 0001 : 5 MHz
+//	D[4:1] = 0010 : 6 MHz
+//	D[4:1] = 0011 ; 8 MHz
+//	D[4:1] = 0100 ; 10 MHz
+//	D[4:1] = 0101 ; 12 MHz
+//	D[4:1] = 0110 : 16 MHz
+//	D[4:1] = 0111 : 20 MHz
+//	D[4:1] = 1000 : 24 MHz
+
+
 	// '0' for 4MHz
-	SPI_SYNCHRONOUS(SET_PRESCALER_CMD + 0);
+	SPI_SYNCHRONOUS(SET_PRESCALER_CMD + engineConfiguration->hip9011PrescalerAndSDO);
+
+	chThdSleepMilliseconds(10);
 
 	// '0' for channel #1
 	SPI_SYNCHRONOUS(SET_CHANNEL_CMD + 0);
 
+	chThdSleepMilliseconds(10);
+
 	// band index depends on cylinder bore
-	SPI_SYNCHRONOUS(SET_BAND_PASS_CMD + bandIndex);
+	SPI_SYNCHRONOUS(SET_BAND_PASS_CMD + currentBandIndex);
+
+	chThdSleepMilliseconds(10);
 
 	/**
 	 * Let's restart SPI to switch it from synchronous mode into
 	 * asynchronous mode
 	 */
 	spiStop(driver);
-	spicfg.end_cb = endOfSpiCommunication;
+	spicfg.end_cb = endOfSpiExchange;
 	spiStart(driver, &spicfg);
 	state = READY_TO_INTEGRATE;
 }
@@ -255,8 +302,8 @@ static THD_WORKING_AREA(hipTreadStack, UTILITY_THREAD_STACK_SIZE);
 static msg_t hipThread(void *arg) {
 	chRegSetThreadName("hip9011 init");
 	while (true) {
-		// 100 ms to let the hardware to start
-		chThdSleepMilliseconds(100);
+		// some time to let the hardware start
+		chThdSleepMilliseconds(500);
 		if (needToInit) {
 			hipStartupCode();
 			needToInit = false;
@@ -287,7 +334,7 @@ void initHip9011(Logging *sharedLogger) {
 	scheduleMsg(logger, "Starting HIP9011/TPIC8101 driver");
 	spiStart(driver, &spicfg);
 
-	bandIndex = getHip9011BandIndex(engineConfiguration->cylinderBore);
+	currentBandIndex = getBandIndex();
 
 	/**
 	 * this engine cycle callback would be scheduling actual integration start and end callbacks
@@ -300,6 +347,8 @@ void initHip9011(Logging *sharedLogger) {
 //	palSetPadMode(GPIOB, 15, PAL_MODE_ALTERNATE(EFI_SPI2_AF) | PAL_STM32_OTYPE_OPENDRAIN);
 
 	addConsoleActionF("set_gain", setGain);
+	addConsoleActionF("set_band", setBand);
+	addConsoleActionI("set_hip_prescalerandsdo", setPrescalerAndSDO);
 	chThdCreateStatic(hipTreadStack, sizeof(hipTreadStack), NORMALPRIO, (tfunc_t) hipThread, NULL);
 }
 
diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index ff84f18773..84d2718bd0 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -159,8 +159,9 @@ MAP_sensor_config_s map;@see hasMapSensor\n@see isMapAveragingEnabled
 ThermistorConf clt;todo: merge with channel settings, use full-scale Thermistor here!
 ThermistorConf iat;
 	
-	float[3] unused;
-	float knockBandCustom;
+	float[2] unused;
+	int hip9011PrescalerAndSDO;;"integer", 1, 0.0, 0.0, 32, 0
+	float knockBandCustom;;"kHz", 1, 0.0, 0.0, 10.0, 2
 
 
 float[DWELL_CURVE_SIZE] sparkDwellBins;;"RPM",     1,   0.0,      0.0,  18000,   2
@@ -416,7 +417,7 @@ custom fsio_pwm_freq_t 2 scalar,  U16,   @OFFSET@,         "Hz",      1,      0,
 
 	brain_pin_e hip9011CsPin;
 	brain_pin_e hip9011IntHoldPin;
-	brain_pin_e hip9011OutPin;
+	int unused1280;
 
 custom fsio_setting_t 4 scalar,  F32,   @OFFSET@, 		"Val",	   1,	   0,       0, 18000,	  0
 	fsio_setting_t[LE_COMMAND_COUNT iterate] fsio_setting;
diff --git a/firmware/tunerstudio/rusefi.ini b/firmware/tunerstudio/rusefi.ini
index 06e338fba4..f15146da2d 100644
--- a/firmware/tunerstudio/rusefi.ini
+++ b/firmware/tunerstudio/rusefi.ini
@@ -40,7 +40,7 @@ enable2ndByteCanID = false
 
 ; see PAGE_0_SIZE in C source code    
 ; CONFIG_DEFINITION_START
-; this section was generated by ConfigDefinition.jar on Sat May 23 19:27:50 EDT 2015
+; this section was generated by ConfigDefinition.jar on Sat May 23 20:41:42 EDT 2015
 
 pageSize            = 15288
 page = 1
@@ -86,7 +86,8 @@ page = 1
 	iat_bias_resistor				= scalar, F32,	312,	"Ohm", 1, 0, 0, 200000, 1
 	iat_adcChannel				 = bits, U32, 316, [0:3] "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", "PB0", "PB1", "PC0", "PC1", "PC2", "PC3", "PC4", "PC5"
 ;skipping unused offset 320
-;skipping knockBandCustom offset 332
+	hip9011PrescalerAndSDO			= scalar, S32,	328,	"integer", 1, 0.0, 0.0, 32, 0
+	knockBandCustom					= scalar, F32,	332,	"kHz", 1, 0.0, 0.0, 10.0, 2
 	sparkDwellBins					= array, F32,	336,	[8],	"RPM", 1, 0.0, 0.0, 18000, 2
 	sparkDwell						= array, F32,	368,	[8],	"ms", 1, 0.0, 0.0, 30.0, 2
 	displacement					= scalar, F32,	400,	"L", 1, 0, 0, 1000.0, 2
@@ -313,7 +314,7 @@ page = 1
 	fsioFrequency16				 = scalar, U16, 1270, "Hz", 1, 0, 0, 3000, 0
 	hip9011CsPin				 = bits, U32, 1272, [0:6], "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", "PA8", "PA9", "PA10", "PA11", "PA12", "PA13", "PA14", "PA15", "PB0", "PB1", "PB2", "PB3", "PB4", "PB5", "PB6", "PB7", "PB8", "PB9", "PB10", "PB11", "PB12", "PB13", "PB14", "PB15", "PC0", "PC1", "PC2", "PC3", "PC4", "PC5", "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15", "PD0", "PD1", "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", "PD8", "PD9", "PD10", "PD11", "PD12", "PD13", "PD14", "PD15", "PE0", "PE1", "PE2", "PE3", "PE4", "PE5", "PE6", "PE7", "PE8", "PE9", "PE10", "PE11", "PE12", "PE13", "PE14", "PE15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
 	hip9011IntHoldPin			 = bits, U32, 1276, [0:6], "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", "PA8", "PA9", "PA10", "PA11", "PA12", "PA13", "PA14", "PA15", "PB0", "PB1", "PB2", "PB3", "PB4", "PB5", "PB6", "PB7", "PB8", "PB9", "PB10", "PB11", "PB12", "PB13", "PB14", "PB15", "PC0", "PC1", "PC2", "PC3", "PC4", "PC5", "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15", "PD0", "PD1", "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", "PD8", "PD9", "PD10", "PD11", "PD12", "PD13", "PD14", "PD15", "PE0", "PE1", "PE2", "PE3", "PE4", "PE5", "PE6", "PE7", "PE8", "PE9", "PE10", "PE11", "PE12", "PE13", "PE14", "PE15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
-	hip9011OutPin				 = bits, U32, 1280, [0:6], "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", "PA8", "PA9", "PA10", "PA11", "PA12", "PA13", "PA14", "PA15", "PB0", "PB1", "PB2", "PB3", "PB4", "PB5", "PB6", "PB7", "PB8", "PB9", "PB10", "PB11", "PB12", "PB13", "PB14", "PB15", "PC0", "PC1", "PC2", "PC3", "PC4", "PC5", "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13", "PC14", "PC15", "PD0", "PD1", "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", "PD8", "PD9", "PD10", "PD11", "PD12", "PD13", "PD14", "PD15", "PE0", "PE1", "PE2", "PE3", "PE4", "PE5", "PE6", "PE7", "PE8", "PE9", "PE10", "PE11", "PE12", "PE13", "PE14", "PE15", "NONE", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID", "INVALID"
+;skipping unused1280 offset 1280
 	fsio_setting1				 = scalar, F32, 1284, "Val", 1, 0, 0, 18000, 0
 	fsio_setting2				 = scalar, F32, 1288, "Val", 1, 0, 0, 18000, 0
 	fsio_setting3				 = scalar, F32, 1292, "Val", 1, 0, 0, 18000, 0
@@ -921,6 +922,7 @@ fileVersion = { 20150522 }
 		subMenu = mainRealay,				"Main Relay Settings"
 		subMenu = fuelPump,					"Fuel Pump Settings"
 		subMenu = malfunction,				"MIL Settings"
+		subMenu = hipFunction,				"hip9011 Settings"
 	menu = "Tuning"
 		subMenu = generalSettings,			"General"
 		subMenu = std_separator
@@ -1163,6 +1165,16 @@ fileVersion = { 20150522 }
 		field = "MIL Pin Mode",				         	malfunctionIndicatorPinMode	
 		field = "MIL Pin",         						malfunctionIndicatorPin
 
+;			Engine->hip9011 Settings
+	dialog = hipFunction, "HIP9011 Settings"
+		field = "Enabled",								isHip9011Enabled
+		field = "IntHold pin (hip9011 input)",      	hip9011IntHoldPin
+		field = "ChipSelect pin",						hip9011CsPin
+		field = "hip Output/stm input",					hipOutputChannel
+		field = "prescaler & SDO",						hip9011PrescalerAndSDO
+		field = "Band Freq override",					knockBandCustom
+		field = "!Always on SPI2"
+
 ;			Engine->Battery & Alternator
 	dialog = battery, "Battery Settings",	yAxis
 		field = "vBatt ADC input", 						vbattAdcChannel