ESP8266 Sketches

CheckFlashConfigWithWifi.ino

/* 
 ESP8266 CheckFlashConfig by Markus Sattler
 
 This sketch tests if the EEPROM settings of the IDE match to the Hardware
 
 */

#include <ESP8266WiFi.h>
#include <ESP8266WiFiMulti.h>
#include <Hash.h>


ESP8266WiFiMulti WiFiMulti;


void setup(void) {
    Serial.begin(115200);

    uint32_t realSize = ESP.getFlashChipRealSize();
    uint32_t ideSize = ESP.getFlashChipSize();
    FlashMode_t ideMode = ESP.getFlashChipMode();

    Serial.printf("Flash real id:   %08X\n", ESP.getFlashChipId());
    Serial.printf("Flash real size: %u\n\n", realSize);

    Serial.printf("Flash ide  size: %u\n", ideSize);
    Serial.printf("Flash ide speed: %u\n", ESP.getFlashChipSpeed());
    Serial.printf("Flash ide mode:  %s\n", (ideMode == FM_QIO ? "QIO" : ideMode == FM_QOUT ? "QOUT" : ideMode == FM_DIO ? "DIO" : ideMode == FM_DOUT ? "DOUT" : "UNKNOWN"));

    if(ideSize != realSize) {
        Serial.println("Flash Chip configuration wrong!\n");
    } else {
        Serial.println("Flash Chip configuration ok.\n");
    }


    for(uint8_t t = 4; t > 0; t--) {
        delay(1000);
    }

    Serial.println("Joining network");

    WiFiMulti.addAP("myNetworkName", "hackon!!");

    while(WiFiMulti.run() != WL_CONNECTED) {
        delay(100);
    }

    Serial.println("Connected using IP:");
    Serial.println(WiFi.localIP());

    Serial.println("And MAC address:");
    Serial.println(WiFi.macAddress());

}

void loop() {

    Serial.println("...still connected!\n");
    delay(5000);

}

ESP12E_Only_Serial_Output.txt

	Flash real id:   001640E0
	Flash real size: 4194304

	Flash ide  size: 4194304
	Flash ide speed: 40000000
	Flash ide mode:  DIO
	Flash Chip configuration ok.

	Joining network

	Panic /home/tink/arduino-nightly/hardware/esp8266com/esp8266/cores/esp8266/umm_malloc/umm_malloc.c:851 check_poison_block

	ctx: cont 
	sp: 3ffefbb0 end: 3ffeffe0 offset: 01b0

	>>>stack>>>
	3ffefd60:  00000002 3ffefca2 feefeffe feefeffe  
	3ffefd70:  feefeffe 00000658 3ffeeecc 40100445  
	3ffefd80:  feefeffe feefeffe feefeffe 4010075b  
	3ffefd90:  feefeffe 00001000 00000484 40100919  
	3ffefda0:  00000484 00001000 000003fe 40107ab4  
	3ffefdb0:  40004b31 3ffefde0 0000001c 40224669  
	3ffefdc0:  40106116 40224751 3fff0684 000003ff  
	3ffefdd0:  000003fd 3ffefe80 3fff0684 000003fd  
	3ffefde0:  ffffff01 55aa55aa 00000009 0000001c  
	3ffefdf0:  0000001c 000000a3 00000078 000003ff  
	3ffefe00:  40224b40 3fff0684 3fff0684 000000ff  
	3ffefe10:  00000001 3ffefea0 40224c9b 00000008  
	3ffefe20:  3fff0684 000000ff 3ffefe80 00000000  
	3ffefe30:  3fff0744 3ffefee1 00000001 40224d28  
	3ffefe40:  3ffefe80 3fff0684 fffffffe 3ffeeed0  
	3ffefe50:  3ffefea0 3fff69bc 3fff0684 fffffffe  
	3ffefe60:  40224d64 00000000 00000000 feefeffe  
	3ffefe70:  40202ae8 feefeffe feefeffe feefeffe  
	3ffefe80:  feefef00 feefeffe feefeffe feefeffe  
	3ffefe90:  feefeffe feefeffe feefeffe feefeffe  
	3ffefea0:  feefef00 feefeffe feefeffe feefeffe  
	3ffefeb0:  feefeffe feefeffe feefeffe feefeffe  
	3ffefec0:  402243ba 3ffeeef0 3ffeed8c 00400000  
	3ffefed0:  402251df feefeffe feefeffe feefeffe  
	3ffefee0:  3fff015c 40202bac feefeffe 3ffeeed0  
	3ffefef0:  00000000 3ffeed8c 00000000 402028c3  
	3ffeff00:  00000018 feefeffe 3ffeed78 40107a70  
	3ffeff10:  0000001c 00000000 00000018 4020361c  
	3ffeff20:  00000015 00000001 3ffe88c5 402029a7  
	3ffeff30:  3ffeff60 3ffe849c 00000015 401008fc  
	3ffeff40:  00400000 0000000f 00000009 3ffeeed0  
	3ffeff50:  3ffe848d 3ffeed78 3ffe849c 40202a75  
	3ffeff60:  3fff010c 3fff064c 3ffeeef0 40203aa4  
	3ffeff70:  00400000 3ffeed78 3ffeeef0 3ffeeed0  
	3ffeff80:  00400000 3ffeed78 3ffeeef0 402024f7  
	3ffeff90:  feefeffe feefeffe feefeffe feefeffe  
	3ffeffa0:  00000002 feefeffe feefeffe feefeffe  
	3ffeffb0:  feefeffe feefeffe feefeffe 3ffeefac  
	3ffeffc0:  3fffdad0 00000000 3ffeefa5 4020373c  
	3ffeffd0:  feefeffe feefeffe 3ffeefc0 40100b98  
	<<<stack<<<

	 ets Jan  8 2013,rst cause:2, boot mode:(1,6)




WITH GPIO0 low at 74480


	 ets Jan  8 2013,rst cause:2, boot mode:(3,6)

	load 0x4010f000, len 1264, room 16 
	tail 0
	chksum 0x42
	csum 0x42
	~ld
	�I-A��*�*!1&=)��r5$|�z�X��5F(ܺxZ�Hz�X��B�hxZ�-��-Q,11��r+d�y�e��!�I-A!I,ͫQ��m��Q�i+8���kq+���a� 

NodeMCU_Serial_Output.txt

NodeMCU board

	tail 0
	chksum 0x42
	csum 0x42
	Flash real id:   001640E0
	Flash real size: 4194304

	Flash ide  size: 4194304
	Flash ide speed: 40000000
	Flash ide mode:  DIO
	Flash Chip configuration ok.

	Joining network
	Connected using IP:
	10.100.20.136
	And MAC address:
	5C:CF:7F:0B:70:E0
	...still connected!

	...still connected!

	...still connected!