160 lines
5.6 KiB
C++
160 lines
5.6 KiB
C++
/*
|
|
* Print last reset reason of ESP32
|
|
* =================================
|
|
*
|
|
* Use either of the methods print_reset_reason
|
|
* or verbose_print_reset_reason to display the
|
|
* cause for the last reset of this device.
|
|
*
|
|
* Public Domain License.
|
|
*
|
|
* Author:
|
|
* Evandro Luis Copercini - 2017
|
|
*/
|
|
|
|
#ifdef ESP_IDF_VERSION_MAJOR // IDF 4+
|
|
#if CONFIG_IDF_TARGET_ESP32 // ESP32/PICO-D4
|
|
#include "esp32/rom/rtc.h"
|
|
#elif CONFIG_IDF_TARGET_ESP32S2
|
|
#include "esp32s2/rom/rtc.h"
|
|
#elif CONFIG_IDF_TARGET_ESP32C3
|
|
#include "esp32c3/rom/rtc.h"
|
|
#else
|
|
#error Target CONFIG_IDF_TARGET is not supported
|
|
#endif
|
|
#else // ESP32 Before IDF 4.0
|
|
#include "rom/rtc.h"
|
|
#endif
|
|
|
|
#define uS_TO_S_FACTOR 1000000 /* Conversion factor for micro seconds to seconds */
|
|
|
|
void print_reset_reason(RESET_REASON reason)
|
|
{
|
|
switch ( reason)
|
|
{
|
|
case 1 : Serial.println ("POWERON_RESET");break; /**<1, Vbat power on reset*/
|
|
case 3 : Serial.println ("SW_RESET");break; /**<3, Software reset digital core*/
|
|
case 4 : Serial.println ("OWDT_RESET");break; /**<4, Legacy watch dog reset digital core*/
|
|
case 5 : Serial.println ("DEEPSLEEP_RESET");break; /**<5, Deep Sleep reset digital core*/
|
|
case 6 : Serial.println ("SDIO_RESET");break; /**<6, Reset by SLC module, reset digital core*/
|
|
case 7 : Serial.println ("TG0WDT_SYS_RESET");break; /**<7, Timer Group0 Watch dog reset digital core*/
|
|
case 8 : Serial.println ("TG1WDT_SYS_RESET");break; /**<8, Timer Group1 Watch dog reset digital core*/
|
|
case 9 : Serial.println ("RTCWDT_SYS_RESET");break; /**<9, RTC Watch dog Reset digital core*/
|
|
case 10 : Serial.println ("INTRUSION_RESET");break; /**<10, Instrusion tested to reset CPU*/
|
|
case 11 : Serial.println ("TGWDT_CPU_RESET");break; /**<11, Time Group reset CPU*/
|
|
case 12 : Serial.println ("SW_CPU_RESET");break; /**<12, Software reset CPU*/
|
|
case 13 : Serial.println ("RTCWDT_CPU_RESET");break; /**<13, RTC Watch dog Reset CPU*/
|
|
case 14 : Serial.println ("EXT_CPU_RESET");break; /**<14, for APP CPU, reseted by PRO CPU*/
|
|
case 15 : Serial.println ("RTCWDT_BROWN_OUT_RESET");break;/**<15, Reset when the vdd voltage is not stable*/
|
|
case 16 : Serial.println ("RTCWDT_RTC_RESET");break; /**<16, RTC Watch dog reset digital core and rtc module*/
|
|
default : Serial.println ("NO_MEAN");
|
|
}
|
|
}
|
|
|
|
void verbose_print_reset_reason(RESET_REASON reason)
|
|
{
|
|
switch ( reason)
|
|
{
|
|
case 1 : Serial.println ("Vbat power on reset");break;
|
|
case 3 : Serial.println ("Software reset digital core");break;
|
|
case 4 : Serial.println ("Legacy watch dog reset digital core");break;
|
|
case 5 : Serial.println ("Deep Sleep reset digital core");break;
|
|
case 6 : Serial.println ("Reset by SLC module, reset digital core");break;
|
|
case 7 : Serial.println ("Timer Group0 Watch dog reset digital core");break;
|
|
case 8 : Serial.println ("Timer Group1 Watch dog reset digital core");break;
|
|
case 9 : Serial.println ("RTC Watch dog Reset digital core");break;
|
|
case 10 : Serial.println ("Instrusion tested to reset CPU");break;
|
|
case 11 : Serial.println ("Time Group reset CPU");break;
|
|
case 12 : Serial.println ("Software reset CPU");break;
|
|
case 13 : Serial.println ("RTC Watch dog Reset CPU");break;
|
|
case 14 : Serial.println ("for APP CPU, reseted by PRO CPU");break;
|
|
case 15 : Serial.println ("Reset when the vdd voltage is not stable");break;
|
|
case 16 : Serial.println ("RTC Watch dog reset digital core and rtc module");break;
|
|
default : Serial.println ("NO_MEAN");
|
|
}
|
|
}
|
|
|
|
void setup() {
|
|
// put your setup code here, to run once:
|
|
Serial.begin(115200);
|
|
delay(2000);
|
|
|
|
Serial.println("CPU0 reset reason:");
|
|
print_reset_reason(rtc_get_reset_reason(0));
|
|
verbose_print_reset_reason(rtc_get_reset_reason(0));
|
|
|
|
Serial.println("CPU1 reset reason:");
|
|
print_reset_reason(rtc_get_reset_reason(1));
|
|
verbose_print_reset_reason(rtc_get_reset_reason(1));
|
|
|
|
// Set ESP32 to go to deep sleep to see a variation
|
|
// in the reset reason. Device will sleep for 5 seconds.
|
|
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_OFF);
|
|
Serial.println("Going to sleep");
|
|
esp_deep_sleep(5 * uS_TO_S_FACTOR);
|
|
}
|
|
|
|
void loop() {
|
|
// put your main code here, to run repeatedly:
|
|
|
|
}
|
|
|
|
/*
|
|
Example Serial Log:
|
|
====================
|
|
|
|
rst:0x10 (RTCWDT_RTC_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
|
|
configsip: 0, SPIWP:0x00
|
|
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
|
|
mode:DIO, clock div:1
|
|
load:0x3fff0008,len:8
|
|
load:0x3fff0010,len:160
|
|
load:0x40078000,len:10632
|
|
load:0x40080000,len:252
|
|
entry 0x40080034
|
|
CPU0 reset reason:
|
|
RTCWDT_RTC_RESET
|
|
RTC Watch dog reset digital core and rtc module
|
|
CPU1 reset reason:
|
|
EXT_CPU_RESET
|
|
for APP CPU, reseted by PRO CPU
|
|
Going to sleep
|
|
ets Jun 8 2016 00:22:57
|
|
|
|
rst:0x5 (DEEPSLEEP_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
|
|
configsip: 0, SPIWP:0x00
|
|
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
|
|
mode:DIO, clock div:1
|
|
load:0x3fff0008,len:8
|
|
load:0x3fff0010,len:160
|
|
load:0x40078000,len:10632
|
|
load:0x40080000,len:252
|
|
entry 0x40080034
|
|
CPU0 reset reason:
|
|
DEEPSLEEP_RESET
|
|
Deep Sleep reset digital core
|
|
CPU1 reset reason:
|
|
EXT_CPU_RESET
|
|
for APP CPU, reseted by PRO CPU
|
|
Going to sleep
|
|
ets Jun 8 2016 00:22:57
|
|
|
|
rst:0x5 (DEEPSLEEP_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
|
|
configsip: 0, SPIWP:0x00
|
|
clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
|
|
mode:DIO, clock div:1
|
|
load:0x3fff0008,len:8
|
|
load:0x3fff0010,len:160
|
|
load:0x40078000,len:10632
|
|
load:0x40080000,len:252
|
|
entry 0x40080034
|
|
CPU0 reset reason:
|
|
DEEPSLEEP_RESET
|
|
Deep Sleep reset digital core
|
|
CPU1 reset reason:
|
|
EXT_CPU_RESET
|
|
for APP CPU, reseted by PRO CPU
|
|
Going to sleep
|
|
|
|
*/
|