BPI:bit Webduino Easy How-To's Episode 1: Initial Setup

Webduino & Arduino STEAM education Webduino
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BPI:bit Webduino Easy How-To’s Episode 1: Initial Setup

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hi, i just bought bpi:bit board, but it doesn’t work like the video. whan i plug it into usb from computer, i see led flashing in different color, then i can hear a sound from the buzzer. So i check the wifi network from my computer (win 10 64bit), but i cannot see the bpi:bit, only my router.

please help me, my bpi:bit is brand new and i want to use it !

I have to flash firmware but i have a error (no response from esp32)

thank you for your help

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here is the output when i try to update the firmware :

D:\>esptool.py --before default_reset --port COM3 --baud 115200 write_flash -fm dio -fs 4MB 0x1000 bootloader_dio_40m.bin 0xe000 boot_app0.bin 0x8000 partitions.bin 0x10000 firmware.bin
esptool.py v2.5.1
Serial port COM3
Connecting........_____....._____....._____....._____....._____....._____....._____

A fatal error occurred: Failed to connect to Espressif device: Timed out waiting for packet header

it seems that there is a trouble with the esp-wroom-32

when i connect to COM3, here is the output  : 



----LUM&Temp Test(AD Test)----
LUM0:0
LUM1:0
TEMP:1590

--Over--

Wi-Fi test!!!

scan start
scan done
2 networks found
1: freebox_ZNGYZQ (-57)*
2: Livebox-45be (-73)*

--Over--

Buzzer Test!!!

Buzzer is fading
.............................................
.............................................
.............................................
--Over--

---------Test Over !!!---------


it seems the board finds my wifi network, but i can't see the board on my network !

somebody can help me ?