<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[Failed to send &quot;Hello World&quot; to M5stack with Arduino IDE on Ubuntu 17.10]]></title><description><![CDATA[<p dir="auto">Hello,<br />
I've just bought an M5stack core dev Kit ESP32 . This little box is very promizing !!</p>
<p dir="auto">The probleme is I 'm still trying to send the simple code " Hello world" without success.I don't see where is the problem ?</p>
<p dir="auto">I followed the quick start rule, Silabs CP2104 drivers seems to be installed and I've installed also the M5stack plugin for Arduino IDE.</p>
<p dir="auto">When I execute the script with Arduino IDE ( Verify or Upload ), I got this following message ( because is very long , I've just put the beginning) :</p>
<p dir="auto">Arduino : 1.8.5 (Linux), Carte : "M5Stack-Core-ESP32, 80MHz, 921600, Debug"</p>
<p dir="auto">In file included from /home/nano/Arduino/libraries/M5Stack/src/utility/DHT12.cpp:8:0:<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/Wire/src/Wire.h: In member function 'byte DHT12::read()':<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/Wire/src/Wire.h:65:13: note: candidate 1: uint8_t TwoWire::requestFrom(int, int)<br />
uint8_t requestFrom(int, int);<br />
^<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/Wire/src/Wire.h:63:13: note: candidate 2: uint8_t TwoWire::requestFrom(uint8_t, uint8_t)<br />
uint8_t requestFrom(uint8_t, uint8_t);<br />
^<br />
Archiving built core (caching) in: /tmp/arduino_cache_267032/core/core_esp32_esp32_esp32_FlashFreq_80,UploadSpeed_921600,DebugLevel_debug_92074ad95218c5920b87d75b7530dda8.a<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o):(.literal.main_task+0xc): undefined reference to <code>heap_caps_enable_nonos_stack_heaps' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o):(.iram1.literal+0x3c): undefined reference to </code>esp_pthread_init'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o):(.iram1.literal+0x8c): undefined reference to <code>memset' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o):(.iram1.literal+0x9c): undefined reference to </code>heap_caps_init'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o): In function <code>cpu_configure_region_protection': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/soc/esp32/include/soc/cpu.h:67: undefined reference to </code>memcpy'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o): In function <code>main_task': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/esp32/./cpu_start.c:389: undefined reference to </code>heap_caps_enable_nonos_stack_heaps'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o): In function <code>start_cpu0_default': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/esp32/./cpu_start.c:285: undefined reference to </code>esp_pthread_init'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o): In function <code>call_start_cpu0': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/esp32/./cpu_start.c:109: undefined reference to </code>memset'<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/esp32/./cpu_start.c:122: undefined reference to <code>memset' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(cpu_start.o): In function </code>DPORT_READ_PERI_REG':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/soc/esp32/include/soc/dport_access.h:103: undefined reference to <code>heap_caps_init' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libesp32.a(intr_alloc.o): In function </code>esp_intr_alloc_intrstatus':<br />
Plusieurs bibliothèque trouvées pour "M5Stack.h"<br />
Utilisé : /home/nano/Arduino/libraries/M5Stack<br />
Non utilisé : /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/M5Stack<br />
Plusieurs bibliothèque trouvées pour "WiFi.h"<br />
Utilisé : /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/WiFi<br />
Non utilisé : /home/nano/Téléchargements/arduino-1.8.5-linux64/arduino-1.8.5/libraries/WiFi<br />
Plusieurs bibliothèque trouvées pour "SD.h"<br />
Utilisé : /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/libraries/SD<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/esp32/./intr_alloc.c:605: undefined reference to <code>memset' Non utilisé : /home/nano/Téléchargements/arduino-1.8.5-linux64/arduino-1.8.5/libraries/SD /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/liblog.a(log.o):(.iram1.literal+0x1c): undefined reference to </code>strcmp'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/liblog.a(log.o): In function <code>esp_log_level_set': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/log/./log.c:115: undefined reference to </code>strcmp'<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/log/./log.c:127: undefined reference to <code>strcmp' /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/log/./log.c:127: undefined reference to </code>strlen'<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/log/./log.c:142: undefined reference to <code>strcpy' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/liblog.a(log.o): In function </code>get_uncached_log_level':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/log/./log.c:107: undefined reference to <code>strcmp' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(reent_init.o):(.iram1.literal+0x0): undefined reference to </code>_cleanup_r'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(reent_init.o): In function <code>esp_reent_init': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./reent_init.c:35: undefined reference to </code>memset'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o):(.iram1.literal+0x0): undefined reference to <code>heap_caps_malloc' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o):(.iram1.literal+0x4): undefined reference to </code>heap_caps_free'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o):(.iram1.literal+0x8): undefined reference to <code>heap_caps_realloc' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o): In function </code>_malloc_r':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./syscalls.c:28: undefined reference to <code>heap_caps_malloc' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o): In function </code>_free_r':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./syscalls.c:33: undefined reference to <code>heap_caps_free' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o): In function </code>_realloc_r':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./syscalls.c:38: undefined reference to <code>heap_caps_realloc' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libnewlib.a(syscalls.o): In function </code>_calloc_r':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./syscalls.c:43: undefined reference to <code>heap_caps_malloc' /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/newlib/./syscalls.c:45: undefined reference to </code>memset'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o):(.iram1.literal+0x20): undefined reference to <code>memcpy' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o):(.iram1.literal+0x28): undefined reference to </code>memmove'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function <code>spi_flash_write': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:220: undefined reference to </code>memcpy'<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:245: undefined reference to <code>memcpy' /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:262: undefined reference to </code>memcpy'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function <code>spi_flash_read': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:366: undefined reference to </code>memcpy'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function <code>spi_flash_guard_start': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:106: undefined reference to </code>memmove'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function <code>spi_flash_read': /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:427: undefined reference to </code>memcpy'<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:436: undefined reference to <code>memcpy' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function </code>spi_flash_read_encrypted':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:463: undefined reference to <code>memcpy' /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o): In function </code>spi_flash_write_encrypted':<br />
/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:287: undefined reference to <code>memcpy' /Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:311: undefined reference to </code>memcpy'<br />
/home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libspi_flash.a(flash_ops.o):/Users/ficeto/Desktop/ESP32/ESP32/esp-idf-public/components/spi_flash/./flash_ops.c:318: more undefined references to <code>memcpy' follow /home/nano/.arduino15/packages/esp32/hardware/esp32/0.0.5/tools/sdk/lib/libfreertos.a(tasks.o):(.literal.vTaskSwitchContext+0x14): undefined reference to </code>memcmp'</p>
]]></description><link>https://community.m5stack.com/topic/24/failed-to-send-hello-world-to-m5stack-with-arduino-ide-on-ubuntu-17-10</link><generator>RSS for Node</generator><lastBuildDate>Tue, 28 Apr 2026 23:51:41 GMT</lastBuildDate><atom:link href="https://community.m5stack.com/topic/24.rss" rel="self" type="application/rss+xml"/><pubDate>Sun, 29 Oct 2017 10:42:40 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to Failed to send &quot;Hello World&quot; to M5stack with Arduino IDE on Ubuntu 17.10 on Mon, 30 Oct 2017 03:12:57 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="/user/nano" aria-label="Profile: nano">@<bdi>nano</bdi></a> 在 <a href="/post/52">Failed to send "Hello World" to M5stack with Arduino IDE on Ubuntu 17.10</a> 中说：</p>
<blockquote></blockquote>
<p dir="auto">hi, you can reference <a href="https://github.com/espressif/arduino-esp32/blob/master/docs/arduino-ide/debian_ubuntu.md" target="_blank" rel="noopener noreferrer nofollow ugc">https://github.com/espressif/arduino-esp32/blob/master/docs/arduino-ide/debian_ubuntu.md</a><br />
and delete the borad manager version.</p>
]]></description><link>https://community.m5stack.com/post/53</link><guid isPermaLink="true">https://community.m5stack.com/post/53</guid><dc:creator><![CDATA[0x1abin]]></dc:creator><pubDate>Mon, 30 Oct 2017 03:12:57 GMT</pubDate></item></channel></rss>