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Merge pull request #95 from tixiv/onewire-fix 

Set sampling channel PWM output to disabled so the IO pin is free.
This commit is contained in:
Uladzimir Pylinski 2016-10-18 10:35:29 +03:00 committed by GitHub
parent 709addd02d d3185fa5b3
commit aeb83bf0db
1 changed files with 3 additions and 4 deletions
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7
os/hal/src/hal_onewire.c
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@ -251,7 +251,6 @@ static void ow_write_bit_I(onewireDriver *owp, ioline_t bit) {
static void ow_reset_cb(PWMDriver *pwmp, onewireDriver *owp) {
owp->reg.slave_present = (PAL_LOW == ow_read_bit(owp));
osalSysLockFromISR();
pwmDisableChannelI(pwmp, owp->config->sample_channel);
osalThreadResumeI(&owp->thread, MSG_OK);
@ -661,7 +660,7 @@ bool onewireReset(onewireDriver *owp) {
pwmcfg->channels[mch].callback = NULL;
pwmcfg->channels[mch].mode = owp->config->pwmmode;
pwmcfg->channels[sch].callback = pwm_reset_cb;
pwmcfg->channels[sch].mode = PWM_OUTPUT_ACTIVE_LOW;
pwmcfg->channels[sch].mode = PWM_OUTPUT_DISABLED;
ow_bus_active(owp);
@ -714,7 +713,7 @@ void onewireRead(onewireDriver *owp, uint8_t *rxbuf, size_t rxbytes) {
pwmcfg->channels[mch].callback = NULL;
pwmcfg->channels[mch].mode = owp->config->pwmmode;
pwmcfg->channels[sch].callback = pwm_read_bit_cb;
pwmcfg->channels[sch].mode = PWM_OUTPUT_ACTIVE_LOW;
pwmcfg->channels[sch].mode = PWM_OUTPUT_DISABLED;
ow_bus_active(owp);
osalSysLock();
@ -848,7 +847,7 @@ size_t onewireSearchRom(onewireDriver *owp, uint8_t *result,
pwmcfg->channels[mch].callback = NULL;
pwmcfg->channels[mch].mode = owp->config->pwmmode;
pwmcfg->channels[sch].callback = pwm_search_rom_cb;
pwmcfg->channels[sch].mode = PWM_OUTPUT_ACTIVE_LOW;
pwmcfg->channels[sch].mode = PWM_OUTPUT_DISABLED;
ow_bus_active(owp);
osalSysLock();