int main(int argc, char *argv[]) {
char *client_id = argc > 1 ? argv[1] : "local1";
lwm2m_context *context = lwm2m_create_context();
context->has_smartcard = false;
context->objects = create_example_objects();
context->factory_bootstrap_callback = perform_factory_bootstrap;
context->smartcard_bootstrap_callback = NULL;
context->client_id = client_id;
context->tls = 0;
// context->broker_address = "tcp://ec2-52-212-253-117.eu-west-1.compute.amazonaws.com:1883";
context->broker_address = "34.250.196.139:1883";
context->endpoint_client_name = client_id;
lwm2m_start_client(context);
getchar();
printf("Stopping...\n");
// Deregister from all servers
for (list_elem *elem = context->servers->first; elem != NULL; elem = elem->next) {
lwm2m_server *server = elem->value;
deregister(server);
}
sleep(2);
stop_mqtt(context);
stop_scheduler(context->scheduler);
return 0;
}
/* all clocks in the 1.8 V domain are stopped,
* the PLL, the HSI and the HSE RC oscillators are disabled.
* SRAM and register contents are preserved.
* all I/O pins keep the same state as in the Run mode.
* ADC, DAC, WDG, RTC, LSI_RC, and LSE_OSC can consume power. */
void __enter_stop_mode()
{
unsigned int irqflag;
irq_save(irqflag);
local_irq_disable();
PWRCLK_ENABLE();
SCB_SCR |= 4; /* Set SLEEPDEEP bit */
/* Clear PDDS bit in Power Control register (PWR_CR) */
PWR_CR |= 1; /* configure LPDS bit in PWR_CR */
stop_scheduler();
dsb();
__wfi();
clock_init();
run_scheduler();
SCB_SCR &= ~4;
PWR_CR &= ~1;
PWRCLK_DISABLE();
irq_restore(irqflag);
/* wakeup latency:
* HSI RC wakeup time + regulator wakeup time from Low-power mode */
/* Note from reference manual:
* If the application needs to disable the external clock before
* entering Stop mode, the HSEON bit must first be disabled and the
* system clock switched to HSI. Otherwise, if the HSEON bit remains
* enabled and the external clock (external oscillator) is removed when
* entering Stop mode, the clock security system (CSS) feature must be
* enabled to detect any external oscillator failure and avoid a
* malfunction behavior when entering stop mode. */
//BITBAND(&RCC_CR, CSSON, ON);
}
