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  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5R16 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5R8 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5M8 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5M16 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5R32 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to enable i2c bus for CM5 in config.txt file
Posted by: admin - 02-23-2026, 05:34 AM - Forum: Pi5M32 - No Replies

In the root of the hassos-boot partition, add a new folder called CONFIG.
In the CONFIG folder, add another new folder called modules.
Inside the modules folder add a text file called rpi-i2c.conf with the following content:
i2c-dev

In the root of the hassos-boot partition, edit the file called config.txt at last add two lines to it:
dtparam=i2c_arm=on
dtoverlay=i2c1-pi5,pins_2_3
   

restart home assistant.

how to check whether have enabled i2c bus for home assistant, see here: https://www.kincony.com/forum/showthread.php?tid=9075

Print this item

  how to use SSD1306 I2C Display for Home Assistant
Posted by: admin - 02-23-2026, 05:23 AM - Forum: Pi5 - No Replies

1: install "SSD1306 I2C Display for Home Assistant" component:

HACS (Recommended)
  1. Open HACS in your Home Assistant instance
  2. Click on "Integrations"
  3. Click the three dots in the top right corner
  4. Select "Custom repositories"
  5. Add this repository URL: https://github.com/hzkincony/hass-ssd1306
  6. Select category: "Integration"
  7. Click "Add"
  8. Find "SSD1306 I2C Display" in HACS and click "Download"
  9. Restart Home Assistant

Manual Installation
  1. Clone or download this repository
  2. Copy the custom_components/ssd1306_i2c directory into your Home Assistant custom_components folder
  3. Restart Home Assistant

2: Test: home assistant "Settings" -- "Developer tools" -- "Actions" search "print text"
   
select "ssd1306_i2c.print_text" action, set the X, Y, Text, Font size , then click "Perform action" to show in OLED display.
   
   

3: note: make sure your CM5 have enabled i2c bus.
how to enable CM5 i2c bus, see here: https://www.kincony.com/forum/showthread.php?tid=9074

Print this item

  how to use SSD1306 I2C Display for Home Assistant
Posted by: admin - 02-23-2026, 05:23 AM - Forum: Pi5R16 - No Replies

1: install "SSD1306 I2C Display for Home Assistant" component:

HACS (Recommended)
  1. Open HACS in your Home Assistant instance
  2. Click on "Integrations"
  3. Click the three dots in the top right corner
  4. Select "Custom repositories"
  5. Add this repository URL: https://github.com/hzkincony/hass-ssd1306
  6. Select category: "Integration"
  7. Click "Add"
  8. Find "SSD1306 I2C Display" in HACS and click "Download"
  9. Restart Home Assistant

Manual Installation
  1. Clone or download this repository
  2. Copy the custom_components/ssd1306_i2c directory into your Home Assistant custom_components folder
  3. Restart Home Assistant

2: Test: home assistant "Settings" -- "Developer tools" -- "Actions" search "print text"
   
select "ssd1306_i2c.print_text" action, set the X, Y, Text, Font size , then click "Perform action" to show in OLED display.
   
   

3: note: make sure your CM5 have enabled i2c bus.
how to enable CM5 i2c bus, see here: https://www.kincony.com/forum/showthread.php?tid=9074

Print this item

  how to use SSD1306 I2C Display for Home Assistant
Posted by: admin - 02-23-2026, 05:23 AM - Forum: Pi5R8 - No Replies

1: install "SSD1306 I2C Display for Home Assistant" component:

HACS (Recommended)
  1. Open HACS in your Home Assistant instance
  2. Click on "Integrations"
  3. Click the three dots in the top right corner
  4. Select "Custom repositories"
  5. Add this repository URL: https://github.com/hzkincony/hass-ssd1306
  6. Select category: "Integration"
  7. Click "Add"
  8. Find "SSD1306 I2C Display" in HACS and click "Download"
  9. Restart Home Assistant

Manual Installation
  1. Clone or download this repository
  2. Copy the custom_components/ssd1306_i2c directory into your Home Assistant custom_components folder
  3. Restart Home Assistant

2: Test: home assistant "Settings" -- "Developer tools" -- "Actions" search "print text"
   
select "ssd1306_i2c.print_text" action, set the X, Y, Text, Font size , then click "Perform action" to show in OLED display.
   
   

3: note: make sure your CM5 have enabled i2c bus.
how to enable CM5 i2c bus, see here: https://www.kincony.com/forum/showthread.php?tid=9074

Print this item

  how to use SSD1306 I2C Display for Home Assistant
Posted by: admin - 02-23-2026, 05:23 AM - Forum: Pi5M8 - No Replies

1: install "SSD1306 I2C Display for Home Assistant" component:

HACS (Recommended)
  1. Open HACS in your Home Assistant instance
  2. Click on "Integrations"
  3. Click the three dots in the top right corner
  4. Select "Custom repositories"
  5. Add this repository URL: https://github.com/hzkincony/hass-ssd1306
  6. Select category: "Integration"
  7. Click "Add"
  8. Find "SSD1306 I2C Display" in HACS and click "Download"
  9. Restart Home Assistant

Manual Installation
  1. Clone or download this repository
  2. Copy the custom_components/ssd1306_i2c directory into your Home Assistant custom_components folder
  3. Restart Home Assistant

2: Test: home assistant "Settings" -- "Developer tools" -- "Actions" search "print text"
   
select "ssd1306_i2c.print_text" action, set the X, Y, Text, Font size , then click "Perform action" to show in OLED display.
   
   

3: note: make sure your CM5 have enabled i2c bus.
how to enable CM5 i2c bus, see here: https://www.kincony.com/forum/showthread.php?tid=9074

Print this item