R61509V

Target Spec

3.The front porch period continues from the end of one frame period to the next VSYNCX input.

4.The instructions to switch from internal clock operation (DM1-0 = 00) to VSYNC interface operation modes and vice versa are enabled from the next frame period.

5.The partial display and vertical scroll functions are not available in VSYNC interface operation.

6.In VSYNC interface operation, set AM = 0 to transfer display data correctly.

Internal Clock Operation to VSYNC Interface

VSYNC Interface to Internal Clock Operation

Internal clock operation

AM= 0

RAM address set

Set DM1-0 = 01 and RM = 0 for VSYNC interface

Set index register to R202h

Display operation in synchronization with internal clocks

*Instruction setting for

the RGB interface operation

is enebled from the next frame period.

VSYNC interface operation

Set internal clock operation mode* (DM1-0 = 00 and RM = 0)

Wait one frame period or more

Internal clock operation

Display operation in synchronization with

VSYNCX

*Instruction setting to the internal clock operation is enebled from the next frame period.

Display operation in synchronization with internal clocks

Wait one frame period or more

Write data to RAM via VSYNC interface

Operation via VSYNC interface

Internal clock synchronous operation mode setting (DM[1:0]=00, RM=0)

Wait one frame period or more

Note: Continue VSYNC interface signals at least for one frame period after setting DM1-0, RM bits to internal clock operation.

Display operation in synchronization with VSYNCX

Internal clock operation

Note: Input the VSYNC interface signals before setting the DM1-0 and RM bits to the VSYNC interface operation.

Figure 37 Sequences to Switch between VSYNC and Internal Clock Operation Modes

Rev. 0.11 April 25, 2008, page 115 of 181

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Renesas R61509V manual Internal clock operation
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R61509V specifications

The Renesas R61509V is a versatile and advanced display controller designed to manage graphical user interfaces in various electronic devices. This controller is particularly popular among manufacturers of consumer electronics due to its rich feature set and efficient performance. The R61509V is known for its compatibility with a range of display technologies including LCD and OLED, making it a go-to choice for diverse applications in automotive, industrial, medical, and consumer sectors.

One of the standout features of the R61509V is its high-resolution support, allowing it to drive displays with resolutions up to 800x480 pixels. This capability ensures that users experience clear, vibrant visuals, enhancing the overall usability of devices. The controller supports 16-bit RGB output, enabling a broad color palette and ensuring that colors are rendered accurately and with richness.

The R61509V also incorporates advanced graphics capabilities, including a built-in graphics engine that supports various graphical elements. This engine allows for the overlay of graphics and images, creating smooth transitions and animations that enhance user interaction. Its ability to handle multiple layers makes it ideal for applications that require a complex user interface.

Additionally, the R61509V utilizes a serial peripheral interface (SPI) for communication, allowing for seamless integration with microcontrollers and processors. This feature simplifies the design process and reduces the overall system cost by minimizing the need for additional components. The controller is designed to operate with low power consumption, making it suitable for battery-powered devices where efficiency is critical.

In terms of software support, the R61509V is accompanied by a wide range of software development tools, including drivers and libraries that facilitate the development of applications. Its flexible programming architecture allows engineers to implement custom functionalities that enhance the user experience.

The R61509V is built on reliable, scalable technology, ensuring that it can adapt to various industry demands. With its combination of high-performance graphics, versatile display support, and low power usage, the Renesas R61509V is a compelling choice for manufacturers looking to create innovative and visually appealing products. Whether in automotive dashboards, medical devices, or user-centric consumer electronics, the R61509V enables captivating display solutions that meet modern technological requirements.
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