diff --git a/testhal/STM32F37x/PWM-ICU/main.c b/testhal/STM32F37x/PWM-ICU/main.c index 5f2d8df4e..3a6232eec 100644 --- a/testhal/STM32F37x/PWM-ICU/main.c +++ b/testhal/STM32F37x/PWM-ICU/main.c @@ -38,7 +38,7 @@ static PWMConfig pwmcfg = { 10000, /* Initial PWM period 1S. */ pwmpcb, { - {PWM_OUTPUT_ACTIVE_HIGH, pwmc1cb}, + {PWM_OUTPUT_ACTIVE_LOW, pwmc1cb}, {PWM_OUTPUT_DISABLED, NULL}, {PWM_OUTPUT_DISABLED, NULL}, {PWM_OUTPUT_DISABLED, NULL} @@ -61,7 +61,7 @@ static void icuperiodcb(ICUDriver *icup) { } static ICUConfig icucfg = { - ICU_INPUT_ACTIVE_HIGH, + ICU_INPUT_ACTIVE_LOW, 10000, /* 10kHz ICU clock frequency. */ icuwidthcb, icuperiodcb, @@ -85,13 +85,13 @@ int main(void) { chSysInit(); /* - * Initializes the PWM driver 2 and ICU driver 3. - * GPIOA15 is the PWM output. + * Initializes the PWM driver 5 and ICU driver 3. + * GPIOC0 is the PWM output. * GPIOC6 is the ICU input. * The two pins have to be externally connected together. */ - pwmStart(&PWMD2, &pwmcfg); - palSetPadMode(GPIOA, 15, PAL_MODE_ALTERNATE(1)); + pwmStart(&PWMD5, &pwmcfg); + palSetPadMode(GPIOC, 0, PAL_MODE_ALTERNATE(2)); icuStart(&ICUD3, &icucfg); palSetPadMode(GPIOC, 6, PAL_MODE_ALTERNATE(2)); icuEnable(&ICUD3); @@ -100,37 +100,35 @@ int main(void) { /* * Starts the PWM channel 0 using 75% duty cycle. */ - pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 7500)); + pwmEnableChannel(&PWMD5, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD5, 7500)); chThdSleepMilliseconds(5000); /* * Changes the PWM channel 0 to 50% duty cycle. */ - pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 5000)); + pwmEnableChannel(&PWMD5, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD5, 5000)); chThdSleepMilliseconds(5000); /* * Changes the PWM channel 0 to 25% duty cycle. */ - pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 2500)); + pwmEnableChannel(&PWMD5, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD5, 2500)); chThdSleepMilliseconds(5000); /* * Changes PWM period to half second the duty cycle becomes 50% * implicitly. */ - pwmChangePeriod(&PWMD2, 5000); + pwmChangePeriod(&PWMD5, 5000); chThdSleepMilliseconds(5000); /* * Disables channel 0 and stops the drivers. */ - pwmDisableChannel(&PWMD2, 0); - pwmStop(&PWMD2); + pwmDisableChannel(&PWMD5, 0); + pwmStop(&PWMD5); icuDisable(&ICUD3); icuStop(&ICUD3); - palClearPad(GPIOC, GPIOC_LED1); - palClearPad(GPIOC, GPIOC_LED2); /* * Normal main() thread activity, in this demo it does nothing. diff --git a/testhal/STM32F37x/PWM-ICU/mcuconf.h b/testhal/STM32F37x/PWM-ICU/mcuconf.h index 3da56f8a2..5778e8c9a 100644 --- a/testhal/STM32F37x/PWM-ICU/mcuconf.h +++ b/testhal/STM32F37x/PWM-ICU/mcuconf.h @@ -104,7 +104,7 @@ #define STM32_ICU_USE_TIM2 FALSE #define STM32_ICU_USE_TIM3 TRUE #define STM32_ICU_USE_TIM4 TRUE -#define STM32_ICU_USE_TIM5 TRUE +#define STM32_ICU_USE_TIM5 FALSE #define STM32_ICU_TIM2_IRQ_PRIORITY 7 #define STM32_ICU_TIM3_IRQ_PRIORITY 7 #define STM32_ICU_TIM4_IRQ_PRIORITY 7 @@ -116,7 +116,7 @@ #define STM32_PWM_USE_TIM2 TRUE #define STM32_PWM_USE_TIM3 FALSE #define STM32_PWM_USE_TIM4 FALSE -#define STM32_PWM_USE_TIM5 FALSE +#define STM32_PWM_USE_TIM5 TRUE #define STM32_PWM_TIM2_IRQ_PRIORITY 7 #define STM32_PWM_TIM3_IRQ_PRIORITY 7 #define STM32_PWM_TIM4_IRQ_PRIORITY 7 diff --git a/testhal/STM32F37x/PWM-ICU/readme.txt b/testhal/STM32F37x/PWM-ICU/readme.txt index e78925719..f1231603e 100644 --- a/testhal/STM32F37x/PWM-ICU/readme.txt +++ b/testhal/STM32F37x/PWM-ICU/readme.txt @@ -12,7 +12,7 @@ The demo runs on an STMicroelectronics STM32373C-EVAL board. ** Board Setup ** -- Connect PA15 and PC6 together. +- Connect PC0 and PC6 together. ** Build Procedure **