? HS402 WiFi Android ESP32 Oscilloscope (ESP32 + STM32)

Описание

? Full Article: https://refcircuit.com/articles/16-hs402-wifi-android-oscilloscope-esp32-stm32.html
? Previous video: https://www.youtube.com/watch?v=d-dJitaNv4U

⌚ Timestamps:
00:00 - Starting
00:11 - ESP32 Module
00:31 - Power Supply options
00:56 - PCB
01:20 - Soldering
01:48 - Connection to the main board
01:58 - Firmware
02:04 - Flash Download Tool
02:10 - Flashing
03:15 - First power up
03:25 - First WiFi connection
03:40 - Configurations
04:11 - Connection to smartphone
04:40 - Test with PWM-signal
04:59 - Test with CD4050 (as level shifter)
05:25 - Test with UART
05:49 - Logic Analyzer
06:00 - Response rate test
06:22 - Ending

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