os/driver/lcd: initial black screen added in INIT ioctl

Samsung / TizenRT

TizenRT is a lightweight RTOS-based platform to support low-end IoT devices

Apache License 2.0

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Open anjana348 opened 3 months ago

anjana348 commented 3 months ago

To avoid garbage frame on screen, keep display off untill first frame call

sunghan-chang commented 3 months ago

@anjana348 With this PR, no more garbage frame on screen?

anjana348 commented 3 months ago

@anjana348 With this PR, no more garbage frame on screen?

Yes, but buffer is freed in INIT ioctl so if INIT ioctl is not called, it will keep occupying memory.

sunghan-chang commented 2 months ago

@anjana348 Is this ready? Update is done?

anjana348 commented 2 months ago

@anjana348 Is this ready? Update is done?

yes, you can review the code. Command mode is being used to send initial black color for screen