Search found 4 matches

by JayceCao
Mon Mar 16, 2020 5:02 am
Forum: ESP-IDF
Topic: Send other data during audio streaming
Replies: 1
Views: 3843

Send other data during audio streaming

Dear all, I am using the pipelink_a2dp_sink_stream example to streaming music from my phone. During the audio streaming, I want to send a small data, cmd ... to control the on/off of LEDs. I would like to ask about the method or any sample to send data/command during the audio streaming task. Best r...
by JayceCao
Mon Mar 16, 2020 4:57 am
Forum: ESP-IDF
Topic: Need sample code for ILI9488 LCD on SPI Interface
Replies: 82
Views: 130943

Re: Need sample code for ILI9488 LCD on SPI Interface

'ILI9488' is a LCD controller, not an entire LCD assembly. What board specifically are you using? Most have a BL_EN pin or similar that you can wire to a GPIO to control the backlight. I am using ILI9486 LCD. I also can't find any pin name of BL_EN. I already ask the manufacturing company, they sai...
by JayceCao
Mon Mar 09, 2020 2:33 am
Forum: ESP-IDF
Topic: Need sample code for ILI9488 LCD on SPI Interface
Replies: 82
Views: 130943

Re: Need sample code for ILI9488 LCD on SPI Interface

Hi all,
I would like to ask if any one success to turn off the backlight.
I am stucking on this case. (My LCD is ILI9486)
by JayceCao
Mon Mar 09, 2020 2:32 am
Forum: Hardware
Topic: Turn off backlight for 3.5inch Rpi LCD (ILI9486)
Replies: 0
Views: 4307

Turn off backlight for 3.5inch Rpi LCD (ILI9486)

I am using the ILI9486 LCD on my ESP32 project. However, I am having problem to turn off the backlight of LCD using backlight register. It seems not work even for dimming the backlight. I heard that we can use GPIO to turn off the backlight. I would like to ask if everyone have the pinout or anyway ...