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pwm fix special state + debug print + IRAM interupt

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This commit is contained in:
lilian 2017-11-18 14:56:02 +01:00
parent 691cf4ed62
commit 0555625688
1 changed files with 13 additions and 4 deletions
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17
extras/pwm/pwm.c
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@ -12,6 +12,12 @@
#include <FreeRTOS.h>
#include <esp8266.h>
#ifdef PWM_DEBUG
#define debug(fmt, ...) printf("%s: " fmt "\n", "PWM", ## __VA_ARGS__)
#else
#define debug(fmt, ...)
#endif
typedef struct PWMPinDefinition
{
uint8_t pin;
@ -43,7 +49,7 @@ typedef struct pwmInfoDefinition
static PWMInfo pwmInfo;
static void frc1_interrupt_handler(void *arg)
static void IRAM frc1_interrupt_handler(void *arg)
{
uint8_t i = 0;
bool out = true;
@ -71,7 +77,7 @@ void pwm_init(uint8_t npins, const uint8_t* pins)
/* Assert number of pins is correct */
if (npins > MAX_PWM_PINS)
{
printf("Incorrect number of PWM pins (%d)\n", npins);
debug("Incorrect number of PWM pins (%d)\n", npins);
return;
}
@ -117,9 +123,12 @@ void pwm_set_freq(uint16_t freq)
timer_set_frequency(FRC1, freq);
pwmInfo._maxLoad = timer_get_load(FRC1);
if (pwmInfo.running)
if (pwmInfo.dutyCycle > 0 && pwmInfo.dutyCycle < UINT16_MAX)
{
pwm_start();
if (pwmInfo.running)
{
pwm_start();
}
}
}