![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
init
Dependencies: aconno_I2C Lis2dh12 WatchdogTimer
Diff: main.cpp
- Revision:
- 4:8d8e9bfa82e4
- Parent:
- 2:fd554f01abdf
- Child:
- 5:8f8951127724
diff -r e132590cc6be -r 8d8e9bfa82e4 main.cpp --- a/main.cpp Thu Nov 08 15:22:58 2018 +0000 +++ b/main.cpp Sun Nov 11 20:52:22 2018 +0000 @@ -2,6 +2,8 @@ #include "board.h" #include "modes.h" +#include "nrf_soc.h" + //#include "ATCommand.h" //LowPowerTicker ticker; //no impact on power consumption @@ -9,23 +11,30 @@ //------------------------------------------------------------------------------ //Function declarations- Local //------------------------------------------------------------------------------ -static void setup(void); -static void loop(void); +static void mainStateEngine(void); static void mode_mtu(void); -static int selftest(void); +static void selftest(void); static void LEDon(void); static void LEDoff(void); //------------------------------------------------------------------------------ //Var declarations- Local //------------------------------------------------------------------------------ -int mode = 0; bool accel_healthy = false; +bool firstBoot = false; +bool requireSoftReset = false; //------------------------------------------------------------------------------ -//Var declarations- RETAINED +//Var declarations- RETAINED NOINIT RAM //------------------------------------------------------------------------------ -int RET_mode = 0; +#if defined ( __CC_ARM ) +/** THIS IS THE MBED ONLINE COMPILER TOOLCHAIN*/ +static uint8_t RET_mode __attribute__((section("noinit"),zero_init)); +static uint32_t RET_unixtime __attribute__((section("noinit"),zero_init)); +#elif defined ( __GNUC__ ) +#elif defined ( __ICCARM__ ) +#endif + char RET_pf_identifier[9]; //includes null byte at end int RET_interval_setting = 720; int RET_interval_hours_failsafe = 24; @@ -63,22 +72,29 @@ DigitalOut led1(p11); DigitalOut vreg_en(p29); DigitalOut gsm_pwkey(p28); +DigitalOut lis3dh_cs(p22); //------------------------------------------------------------------------------ //Peripherals //------------------------------------------------------------------------------ +//BLE myble; +#if NEED_CONSOLE_OUTPUT +Serial uart(p6, p8, 115200); +#endif +//ATSerial atserial(p6,p8,115200); +WatchdogTimer watchdog(65.0); //Do not set to less than 4500ms or can cause issues with softdevice -//LIS3DH accelerometer(p23, p19, p24, p22, LIS3DH_DR_NR_LP_25HZ, LIS3DH_FS_8G); -//BLE myble; - -//Serial uart(p6, p8, 115200); -//ATSerial atserial(p6,p8,115200); -void gotosleep(long sleep_milliseconds) { +void gotoSleep(long sleep_milliseconds) { //accelerometer.configureForSleep(); - ThisThread::sleep_for(sleep_milliseconds); - //system_reset(); + + if (requireSoftReset) { //dont need to clear this var as reset changes it back to false + RET_unixtime = time(NULL); //save unixtime for reset + //NVIC_SystemReset(); + system_reset(); + } + ThisThread::sleep_for(sleep_milliseconds); } void LED1on(long flash_milliseconds = 0) { @@ -92,10 +108,44 @@ led1 = 1; } +void resetState() { + firstBoot = true; + RET_mode = 0; + RET_unixtime = 0; + set_time(RET_unixtime); +} + int main() { - setup(); + led1 = 1; + + //CHECK IF THIS IS RESET + //0x00000004 == soft reset //0x00000002 == watchdog //0x00000001 == button/hardreset + if (NRF_POWER->RESETREAS != 0xffffffff) { + switch(NRF_POWER->RESETREAS) { + case 0x00000001 : + DEBUG("reset_reason: 0x%08x. - Hard Reset\n",NRF_POWER->RESETREAS); + resetState(); + break; + case 0x00000002 : + DEBUG("reset_reason: 0x%08x. - Watchdog\n",NRF_POWER->RESETREAS); + set_time(RET_unixtime); + break; + case 0x00000004 : + DEBUG("reset_reason: 0x%08x. - Soft reset\n",NRF_POWER->RESETREAS); + set_time(RET_unixtime); + break; + } + NRF_POWER->RESETREAS = 0xffffffff; + } + while(true) { - loop(); + //GOTO TO SLEEP + if (!firstBoot) gotoSleep(60000); + LED1on(50); + watchdog.kick(); + + //MAIN STATE ENGINE + mainStateEngine(); } } @@ -109,28 +159,29 @@ LED1on(1000); } -void setup() { - led1 = 1; - LED1on(50); + +void mainStateEngine() { - set_time(1256729737); - //accelerometer.configureForSleep(); + //TEST AREA + LIS3DH accelerometer(p23, p19, p24, p22, LIS3DH_DR_NR_LP_25HZ, LIS3DH_FS_8G); + requireSoftReset = true; + if (accelerometer.selfTest()) { + LED1on(100); + } + accelerometer.configureForSleep(); ThisThread::sleep_for(10000); - LIS3DH accelerometer(p23, p19, p24, p22, LIS3DH_DR_NR_LP_25HZ, LIS3DH_FS_8G); - ThisThread::sleep_for(10000); - system_reset(); -} - -void loop() { - LED1on(50); + + + + bool accel_awake; - mode = MODE_SETUP; + RET_mode = MODE_SETUP; - switch(mode) { + switch(RET_mode) { case MODE_SETUP : //selftest(); @@ -153,11 +204,9 @@ break; default : - mode = MODE_SETUP; + RET_mode = MODE_SETUP; } - - gotosleep(10000); } @@ -274,4 +323,91 @@ return result; } -*/ \ No newline at end of file +*/ + + +/* +void readRegs(uint8_t addr, uint8_t * data, int len) { + lis3dh_cs = 0; + for (int i = 0 ; i < len ; i++ ) { + spi.write((addr+i)|0x80) ; // specify address to read + data[i] = spi.write((addr+i)|0x80) ; + } + spi.write(0x00) ; // to terminate read mode + lis3dh_cs = 1; +} + +uint8_t read_reg(uint8_t addr) +{ + uint8_t data[1] ; + readRegs(addr, data, 1) ; + return( data[0] ) ; +} +*/ + + + + + + + + + + + + +/* +//OPTION 1 + // Switch on both RAM banks when in System OFF mode. + NRF_POWER->RAMON |= (POWER_RAMON_OFFRAM0_RAM0On << POWER_RAMON_OFFRAM0_Pos) | + (POWER_RAMON_OFFRAM1_RAM1On << POWER_RAMON_OFFRAM1_Pos); + + // Enter System OFF and wait for wake up from GPIO detect signal. + NRF_POWER->SYSTEMOFF = 0x1; + + + //spi.close(); + + //delete spi; + //spi_disable(); + + //spi_free(spi); + + //nrf_drv_spi_uninit(spi); + //nordic_nrf5_spi_initialized[instance] = false; + //HFCLKSTOP = 0x1; + + NRF_SPI0->ENABLE = 0; + NRF_SPI1->ENABLE = 0; + NRF_SPI2->ENABLE = 0; + NRF_TWI0->ENABLE = 0; + NRF_TWI1->ENABLE = 0; + + sd_clock_hfclk_release(); + NRF_POWER->SYSTEMOFF=1; + //NRF_SPI0->POWER = 0; + + //OPTION 3 + + *(volatile uint32_t *)0x40003FFC = 0; + *(volatile uint32_t *)0x40003FFC; + *(volatile uint32_t *)0x40003FFC = 1; + + NRF_SPI0->ENABLE = (SPI_ENABLE_ENABLE_Disabled << SPI_ENABLE_ENABLE_Pos); + NRF_SPI1->ENABLE = (SPI_ENABLE_ENABLE_Disabled << SPI_ENABLE_ENABLE_Pos); + + + if (sleep_manager_can_deep_sleep()) { + ThisThread::sleep_for(10000); + } else { + led1 = 0; + wait(50.0); + } + + //system_reset(); +*/ + + + //time_t unixtime = time(NULL); + //DEBUG("got: %i, %d, %d \n", RET_mode, RET_unixtime, unixtime); + \ No newline at end of file