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+--- Thread: Kc868-a32 lcd_pcf8574 esphome yaml example (/showthread.php?tid=8291)
Kc868-a32 lcd_pcf8574 esphome yaml example - wchpikus - 07-03-2025
Hello,
I try add to this board lcd,but i have syntezy error..
Could I please some example,how to add lcd to this?
In a16 I do not have problem, I copyright paste but not valid.
RE: Kc868-a32 lcd_pcf8574 esphome yaml example - admin - 07-04-2025
do you have added SSD1306 i2c OLED displayer?
RE: Kc868-a32 lcd_pcf8574 esphome yaml example - katyperry - 07-16-2025
Since the A16 board isn't a standard or widely documented platform, I'll assume it's a microcontroller board similar to Arduino or STM32, and the issue likely stems from differences in pin configurations, libraries, or syntax specific to the A16.
RE: Kc868-a32 lcd_pcf8574 esphome yaml example - simdollaro - 07-17-2025
hello i have an issue
i2c:
sda: GPIO4
scl: GPIO16
id: i2c0
scan: true
frequency: 100kHz
display:
- platform: lcd_pcf8574
dimensions: 20x4
i2c_id: i2c0
address: 0x27
update_interval: 500ms
can you help me?
the issue is:
[21:24:21][E][lcd_pcf8574:031]: Communication failed
[21:24:21][E][component:088]: Component display is marked FAILED:
RE: Kc868-a32 lcd_pcf8574 esphome yaml example - admin - 07-17-2025
if you want ask a question, you should tell us in details.