diff --git a/multi/stm32l4-multi/stm32l4-multi.c b/multi/stm32l4-multi/stm32l4-multi.c
index d8cf8161..554b68e4 100644
--- a/multi/stm32l4-multi/stm32l4-multi.c
+++ b/multi/stm32l4-multi/stm32l4-multi.c
@@ -21,6 +21,7 @@
 #include <sys/msg.h>
 #include <sys/pwman.h>
 #include <posix/utils.h>
+#include <assert.h>
 
 #include <libklog.h>
 
@@ -89,7 +90,7 @@
 
 
 struct {
-	char stack[THREADS_NO - 1][STACKSZ] __attribute__ ((aligned(8)));
+	char stack[THREADS_NO - 1][STACKSZ] __attribute__((aligned(8)));
 
 	unsigned int port;
 } common;
@@ -192,17 +193,17 @@ static void handleMsg(msg_t *msg)
 
 		case spi_get:
 			err = spi_transaction(imsg->spi_rw.spi, spi_dir_read, imsg->spi_rw.cmd, imsg->spi_rw.addr,
-				imsg->spi_rw.flags, msg->o.data, NULL, msg->o.size);
+					imsg->spi_rw.flags, msg->o.data, NULL, msg->o.size);
 			break;
 
 		case spi_set:
 			err = spi_transaction(imsg->spi_rw.spi, spi_dir_write, imsg->spi_rw.cmd, imsg->spi_rw.addr,
-				imsg->spi_rw.flags, NULL, msg->i.data, msg->i.size);
+					imsg->spi_rw.flags, NULL, msg->i.data, msg->i.size);
 			break;
 
 		case spi_rw:
 			err = spi_transaction(imsg->spi_rw.spi, spi_dir_readwrite, imsg->spi_rw.cmd, imsg->spi_rw.addr,
-				imsg->spi_rw.flags, msg->o.data, msg->i.data, (msg->i.size > msg->o.size) ? msg->o.size : msg->i.size);
+					imsg->spi_rw.flags, msg->o.data, msg->i.data, (msg->i.size > msg->o.size) ? msg->o.size : msg->i.size);
 			break;
 
 		case spi_def:
@@ -211,7 +212,7 @@ static void handleMsg(msg_t *msg)
 
 		case gpio_def:
 			err = gpio_configPin(imsg->gpio_def.port, imsg->gpio_def.pin, imsg->gpio_def.mode,
-				imsg->gpio_def.af, imsg->gpio_def.otype, imsg->gpio_def.ospeed, imsg->gpio_def.pupd);
+					imsg->gpio_def.af, imsg->gpio_def.otype, imsg->gpio_def.ospeed, imsg->gpio_def.pupd);
 			break;
 
 		case gpio_get:
@@ -225,12 +226,12 @@ static void handleMsg(msg_t *msg)
 
 		case uart_def:
 			err = uart_configure(imsg->uart_def.uart, imsg->uart_def.bits, imsg->uart_def.parity,
-				imsg->uart_def.baud, imsg->uart_def.enable);
+					imsg->uart_def.baud, imsg->uart_def.enable);
 			break;
 
 		case uart_get:
 			err = uart_read(imsg->uart_get.uart, msg->o.data, msg->o.size,
-				imsg->uart_get.mode, imsg->uart_get.timeout);
+					imsg->uart_get.mode, imsg->uart_get.timeout);
 			break;
 
 		case uart_set:
@@ -264,8 +265,11 @@ static void handleMsg(msg_t *msg)
 			err = pwm_disableChannel(imsg->pwm_dischn.timer, imsg->pwm_dischn.chn);
 			break;
 		case pwm_bitseq:
-			err = pwm_setBitSequence(imsg->pwm_bitseq.timer, imsg->pwm_bitseq.chn, imsg->pwm_bitseq.data,
-				imsg->pwm_bitseq.nbits, imsg->pwm_bitseq.datasize, imsg->pwm_bitseq.flags);
+			assert(imsg->pwm_bitseq.bitseqTable != NULL);
+			for (uint8_t i = 0; i < imsg->pwm_bitseq.count; i++) {
+				err = pwm_setBitSequence(imsg->pwm_bitseq.bitseqTable[i].timer, imsg->pwm_bitseq.bitseqTable[i].chn, imsg->pwm_bitseq.bitseqTable[i].data,
+						imsg->pwm_bitseq.bitseqTable[i].nbits, imsg->pwm_bitseq.bitseqTable[i].datasize, imsg->pwm_bitseq.bitseqTable[i].flags);
+			}
 			break;
 #endif
 
diff --git a/multi/stm32l4-multi/stm32l4-multi.h b/multi/stm32l4-multi/stm32l4-multi.h
index 8e3a183a..af9a0363 100644
--- a/multi/stm32l4-multi/stm32l4-multi.h
+++ b/multi/stm32l4-multi/stm32l4-multi.h
@@ -224,16 +224,26 @@ typedef struct {
 	uint32_t nbits;
 	uint8_t datasize;
 	int flags;
+} pwmbitseqinternal_t;
+
+typedef struct {
+	pwmbitseqinternal_t *bitseqTable;
+	uint8_t count;
 } __attribute__((packed)) pwmbitseq_t;
 
 
 /* EXTI */
 
 
-enum { exti_irq = 0, exti_event, exti_irqevent, exti_disabled };
+enum { exti_irq = 0,
+	exti_event,
+	exti_irqevent,
+	exti_disabled };
 
 
-enum { exti_rising = 0, exti_falling, exti_risingfalling };
+enum { exti_rising = 0,
+	exti_falling,
+	exti_risingfalling };
 
 
 typedef struct {
@@ -252,7 +262,9 @@ typedef struct {
 /* ADC */
 
 
-enum { adc1 = 0, adc2, adc3 };
+enum { adc1 = 0,
+	adc2,
+	adc3 };
 
 
 typedef struct {