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Updated RTCC driver with selectable INT1/INT2 trigger

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This commit is contained in:
Antonio Lignan 2016-09-13 09:49:33 +02:00
parent 980de99472
commit d1a7740a2c
4 changed files with 38 additions and 16 deletions
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4
examples/zolertia/zoul/rtcc/test-rtcc.c
View file

@ -159,8 +159,8 @@ PROCESS_THREAD(test_remote_rtcc_process, ev, data)
* minute. In case we would want to trigger the alarm on a specific time,
* then we would want to set a daily repeat interval
*/
if(rtcc_set_alarm_time_date(simple_td, RTCC_ALARM_ON,
RTCC_REPEAT_MINUTE) == AB08_ERROR) {
if(rtcc_set_alarm_time_date(simple_td, RTCC_ALARM_ON, RTCC_REPEAT_MINUTE,
RTCC_TRIGGER_INT1) == AB08_ERROR) {
printf("Fail: couldn't set the alarm\n");
PROCESS_EXIT();
}

1
platform/zoul/dev/rtcc-config.h
View file

@ -100,4 +100,3 @@ static const ab080x_register_config_t ab080x_default_setting[] =
* @}
* @}
*/

33
platform/zoul/dev/rtcc.c
View file

@ -388,10 +388,17 @@ rtcc_get_time_date(simple_td_map *data)
}
/*---------------------------------------------------------------------------*/
int8_t
rtcc_set_alarm_time_date(simple_td_map *data, uint8_t state, uint8_t repeat)
rtcc_set_alarm_time_date(simple_td_map *data, uint8_t state, uint8_t repeat,
uint8_t trigger)
{
uint8_t aux[4], buf[RTCC_ALARM_MAP_SIZE];
if((trigger != RTCC_TRIGGER_INT2) && (trigger != RTCC_TRIGGER_INT1) &&
(trigger != RTCC_TRIGGER_BOTH)) {
PRINTF("RTC: invalid trigger pin\n");
return AB08_ERROR;
}
if(state == RTCC_ALARM_OFF) {
if(ab08_read_reg((INT_MASK_ADDR + CONFIG_MAP_OFFSET),
&aux[0], 1) == AB08_ERROR) {
@ -505,12 +512,25 @@ rtcc_set_alarm_time_date(simple_td_map *data, uint8_t state, uint8_t repeat)
/* Clear the AIE alarm bit */
aux[INT_MASK_ADDR] &= ~INTMASK_AIE;
/* Configure Interrupt parameters for Alarm Interrupt Mode in nIRQ pin,
* and fixed level until interrupt flag is cleared
/* Configure Interrupt parameters for Alarm Interrupt Mode in nIRQ
* or nAIRQ pins and fixed level until interrupt flag is cleared
* RTC_INT1 is connected to the CC2538
* RTC_INT2 is connected to the power management PIC in revision B
*/
if (trigger == RTCC_TRIGGER_INT2) {
aux[CTRL_2_ADDR] |= CTRL2_OUT2S_NAIRQ_OUTB;
/* Only options left enable the INT1 interrupt pin */
} else {
GPIO_ENABLE_INTERRUPT(RTC_INT1_PORT_BASE, RTC_INT1_PIN_MASK);
ioc_set_over(RTC_INT1_PORT, RTC_INT1_PIN, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(RTC_INT1_VECTOR);
}
/* Enable nIRQ if at least one interrupt is enabled */
if (trigger == RTCC_TRIGGER_INT1) {
aux[CTRL_2_ADDR] |= CTRL2_OUT1S_NIRQ_NAIRQ_OUT;
} else if (trigger == RTCC_TRIGGER_BOTH) {
aux[CTRL_2_ADDR] |= (CTRL2_OUT1S_NIRQ_NAIRQ_OUT + CTRL2_OUT2S_NAIRQ_OUTB);
}
if(repeat != RTCC_REPEAT_NONE) {
aux[INT_MASK_ADDR] &= ~INTMASK_IM_LOW;
@ -523,11 +543,6 @@ rtcc_set_alarm_time_date(simple_td_map *data, uint8_t state, uint8_t repeat)
return AB08_ERROR;
}
/* Enable interrupts */
GPIO_ENABLE_INTERRUPT(RTC_INT1_PORT_BASE, RTC_INT1_PIN_MASK);
ioc_set_over(RTC_INT1_PORT, RTC_INT1_PIN, IOC_OVERRIDE_PUE);
nvic_interrupt_enable(RTC_INT1_VECTOR);
/* Write to the alarm counters */
if(ab08_write_reg((HUNDREDTHS_ALARM_ADDR + ALARM_MAP_OFFSET), buf,
RTCC_ALARM_MAP_SIZE) == AB08_ERROR) {

10
platform/zoul/dev/rtcc.h
View file

@ -275,6 +275,13 @@ enum {
RTCC_AUTOCAL_17_MIN,
RTCC_AUTOCAL_9_MIN,
};
/* -------------------------------------------------------------------------- */
enum {
RTCC_TRIGGER_INT1 = 0,
RTCC_TRIGGER_INT2,
RTCC_TRIGGER_BOTH,
};
/** @} */
/* -------------------------------------------------------------------------- */
/** \name Readable Date and time memory map implementation
@ -337,12 +344,13 @@ int8_t rtcc_print(uint8_t value);
* \param data date and time values (in decimal) to match against
* \param state set on/off the alarm interruption
* \param repeat set the frequency of the alarm (minute, hourly, daily, etc.)
* \param trigger interrupt trigger (INT1, INT2 or both)
* \return
* \ AB08_SUCCESS date/time set
* \ AB08_ERROR failed to set time/date (enable DEBUG for more info)
*/
int8_t rtcc_set_alarm_time_date(simple_td_map *data, uint8_t state,
uint8_t repeat);
uint8_t repeat, uint8_t trigger);
/**
* \brief Manually calibrate the RTCC