Alif Semiconductor /AE512F80F55D5AS_CM55_HE_View /CDC /CDC_LAYER_CFG[0] /CDC_L_CTRL

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Interpret as CDC_L_CTRL

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (LAYER_EN)LAYER_EN 0 (CLUT_EN)CLUT_EN 0 (DFLT_CBLEND_EN)DFLT_CBLEND_EN

Description

Layer (n) Control Register

Fields

LAYER_EN

Layer on. This bit enables/disables the layer. When a layer is enabled, data is fetched from the frame buffer, that is, the address, number of lines, line length and pitch settings have to be consistent. When a layer is disabled, the default color is used for all pixels.

CLUT_EN

CLUT lookup on. This bit enables/disables the usage of the color look-up table. If enabled, the blue component of the frame buffer pixel after conversion to the internal pixel format is used to look up a RGB value in the table. This RGB value replaces the original RGB value of that pixel. The CLUT is located before the color keying.

DFLT_CBLEND_EN

Default color blending enable. This bit enables blending with the default color for a layer, which is disabled or for pixels on a layer outside of the window. When default color blending is disabled, the color of the subjacent layer is simply passed through for such pixels.

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