us915 ch 9 20dbm
Dependents: DISCO-L072CZ-LRWAN1_LoRa_PingPong
Fork of SX1276GenericLib by
Diff: sx1276/arduino-mbed.cpp
- Revision:
- 70:1d496aae2819
- Parent:
- 69:d440a5b04708
--- a/sx1276/arduino-mbed.cpp Fri Jul 21 17:09:05 2017 +0200 +++ b/sx1276/arduino-mbed.cpp Sun Jul 23 15:44:57 2017 +0200 @@ -270,6 +270,16 @@ uint64_t ticker_ns; static bool initTickerDone = false; +uint32_t s_getTicker(void) +{ + long long ns = ns_getTicker(); + ns /= (long long)1000000000; // to secs + + int secs = ns; + return secs; +} + + uint32_t ms_getTicker(void) { uint32_t us = us_getTicker(); @@ -617,12 +627,22 @@ * when in sleep mode. */ NVMCTRL->CTRLB.bit.SLEEPPRM = NVMCTRL_CTRLB_SLEEPPRM_DISABLED_Val; #endif - + uint32_t saved_ms = ms_getTicker(); + SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk; // disbale SysTick + SCB->SCR &= ~SCB_SCR_SLEEPDEEP_Msk; // clear deep sleep PM->SLEEP.reg = 2; // SYSTEM_SLEEPMODE_IDLE_2 IDLE 2 sleep mode. __DSB(); // ensures the completion of memory accesses __WFI(); // wait for interrupt + + int count = ms_getTicker() - saved_ms; + if (count > 0) { // update the Arduino Systicks + for (int i = 0; i < count; i++) { + SysTick_Handler(); + } + } + SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk; // enable SysTick } void deepsleep(void) @@ -633,10 +653,14 @@ NVMCTRL->CTRLB.bit.SLEEPPRM = NVMCTRL_CTRLB_SLEEPPRM_DISABLED_Val; #endif + SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk; // disbale SysTick + SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk; // standby mode - + __DSB(); // ensures the completion of memory accesses __WFI(); // wait for interrupt + + SysTick->CTRL |= SysTick_CTRL_ENABLE_Msk; // enable SysTick }