X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fstmf0%2Fao_timer.c;h=b7047e10b9e89ce240b52aabb0723d52dd7a7505;hb=abfa580ad700415f5ea240450a1621f9de35de82;hp=b0b6ec0a07e878d5f6c5dab4658468f7588c5f1f;hpb=7b1f4177d42e5e951a7db4289c847d355a785c2a;p=fw%2Faltos

diff --git a/src/stmf0/ao_timer.c b/src/stmf0/ao_timer.c
index b0b6ec0a..b7047e10 100644
--- a/src/stmf0/ao_timer.c
+++ b/src/stmf0/ao_timer.c
@@ -62,7 +62,7 @@ void stm_systick_isr(void)
 		++ao_tick_count;
 		ao_task_check_alarm();
 #if AO_DATA_ALL
-		if (++ao_data_count == ao_data_interval) {
+		if (++ao_data_count == ao_data_interval && ao_data_interval) {
 			ao_data_count = 0;
 #if HAS_ADC
 #if HAS_FAKE_FLIGHT
@@ -183,7 +183,7 @@ ao_clock_normal_start(void)
 #if AO_HSE_BYPASS
 	stm_rcc.cr |= (1 << STM_RCC_CR_HSEBYP);
 #else
-	stm_rcc.cr &= ~(1 << STM_RCC_CR_HSEBYP);
+	stm_rcc.cr &= ~(1UL << STM_RCC_CR_HSEBYP);
 #endif
 	/* Enable HSE clock */
 	stm_rcc.cr |= (1 << STM_RCC_CR_HSEON);
@@ -191,8 +191,8 @@ ao_clock_normal_start(void)
 		asm("nop");
 
 	/* Disable the PLL */
-	stm_rcc.cr &= ~(1 << STM_RCC_CR_PLLON);
-	while (stm_rcc.cr & (1 << STM_RCC_CR_PLLRDY))
+	stm_rcc.cr &= ~(1UL << STM_RCC_CR_PLLON);
+	while (stm_rcc.cr & (1UL << STM_RCC_CR_PLLRDY))
 		asm("nop");
 
 	/* Set multiplier */
@@ -201,7 +201,7 @@ ao_clock_normal_start(void)
 	cfgr |= (AO_RCC_CFGR_PLLMUL << STM_RCC_CFGR_PLLMUL);
 
 	/* PLL source */
-	cfgr &= ~(1 << STM_RCC_CFGR_PLLSRC);
+	cfgr &= ~(1UL << STM_RCC_CFGR_PLLSRC);
 	cfgr |= (STM_RCC_CFGR_PLLSRC_TARGET_CLOCK  << STM_RCC_CFGR_PLLSRC);
 	stm_rcc.cfgr = cfgr;
 
@@ -261,7 +261,7 @@ ao_clock_normal_switch(void)
 	}
 #if !AO_HSI && !AO_NEED_HSI
 	/* Turn off the HSI clock */
-	stm_rcc.cr &= ~(1 << STM_RCC_CR_HSION);
+	stm_rcc.cr &= ~(1UL << STM_RCC_CR_HSION);
 #endif
 #ifdef STM_PLLSRC
 	/* USB PLL source */