Search found 16 matches

by Hayden
Tue Oct 12, 2021 12:53 am
Forum: Showcase
Topic: STONE HMI ESP32 Line Count and Alarm
Replies: 1
Views: 14430

Re: STONE HMI ESP32 Line Count and Alarm

Code /* Button Turns on and off a light emitting diode(LED) connected to digital pin 13, when pressing a pushbutton attached to pin 2. The circuit: - LED attached from pin 13 to ground - pushbutton attached to pin 2 from +5V - 10K resistor attached to pin 2 from ground - Note: on most Arduinos ther...
by Hayden
Tue Oct 12, 2021 12:52 am
Forum: Showcase
Topic: STONE HMI ESP32 Line Count and Alarm
Replies: 1
Views: 14430

STONE HMI ESP32 Line Count and Alarm

Project Overview Here we do the production line counting application, after boot, stone TFT The LCD serial port screen will have a start interface. After a short stay, it will jump to the specified page 1 and display the time setting. At this time, it is necessary to set the current time. Another o...
by Hayden
Tue Oct 12, 2021 12:42 am
Forum: Hardware
Topic: ESP32-cam development board how to update the firmware
Replies: 1
Views: 4163

ESP32-cam development board how to update the firmware

thonny development microPython (ESP32-cam development board) how to update the firmware After I flashed in microPython's firmware, the athonny reported the following error. Device is busy or does not respond. Your options: - wait until it completes current work; - use Ctrl+C to interrupt current wor...
by Hayden
Fri Sep 24, 2021 7:56 am
Forum: ESP32 Arduino
Topic: Does anyone know if the ESP32 built-in Bluetooth is compatible with iPhone/iPad?
Replies: 1
Views: 2839

Does anyone know if the ESP32 built-in Bluetooth is compatible with iPhone/iPad?

Does anyone know if the ESP32 built-in Bluetooth is compatible with iPhone/iPad?
by Hayden
Fri Sep 24, 2021 7:48 am
Forum: Showcase
Topic: Massage chair based on ESP32
Replies: 0
Views: 12112

Massage chair based on ESP32

Project Overview Here we do is a home massage chair application, when the LCD serial screen is powered on, a start interface will appear. After a short stay, it will jump to a specific interface. This interface is used to set our current time. When setting, a keyboard will pop up. After setting, cl...
by Hayden
Wed Sep 22, 2021 5:53 am
Forum: Hardware
Topic: Is the esp32d wroom replaceable by the pico d4 chip?
Replies: 2
Views: 3071

Re: Is the esp32d wroom replaceable by the pico d4 chip?

Okay, I got it, thanks a lot!
by Hayden
Wed Sep 22, 2021 5:51 am
Forum: ESP32 Arduino
Topic: How can I store permanent data with spiffs on esp32?
Replies: 2
Views: 5693

Re: How can I store permanent data with spiffs on esp32?

Thanks for the reply, I'll adopt your advice!
by Hayden
Fri Sep 17, 2021 7:43 am
Forum: ESP32 Arduino
Topic: How can I store permanent data with spiffs on esp32?
Replies: 2
Views: 5693

How can I store permanent data with spiffs on esp32?

How can I store permanent data with spiffs on esp32? Example: Variablefloat_one 126.658 Variablefloat_two 2.85 Variablefloat_.... These variables use my program, I can change these variables on STONE display . When I push the save button, then write the variables into storage. And when the esp32 res...
by Hayden
Fri Sep 17, 2021 7:31 am
Forum: Hardware
Topic: Is the esp32d wroom replaceable by the pico d4 chip?
Replies: 2
Views: 3071

Is the esp32d wroom replaceable by the pico d4 chip?

Is the esp32d wroom replaceable by the pico d4 chip? does the tiny pico contain everything that the big 32module does? https://scontent-sjc3-1.xx.fbcdn.net/v/t1.6435-9/p600x600/242135838_195673125964934_8376508076473737480_n.jpg?_nc_cat=100&ccb=1-5&_nc_sid=b9115d&_nc_ohc=W7UBT528tCgAX8ZjPkn&tn=Yt0dV...
by Hayden
Tue Aug 24, 2021 8:09 am
Forum: Hardware
Topic: Can the ESP32 be directly connected to the MQ135 air quality detection sensor?
Replies: 1
Views: 2794

Can the ESP32 be directly connected to the MQ135 air quality detection sensor?

1. Can ESP32 be directly connected to the MQ135 air quality detection sensor?
2. Can you give me the wiring diagram?
3. Does anyone have the Arduino program to connect ESP32 to MQ135?