Vcomh and VREG1OUT Voltage Adjustment Sequence

R61509V

Target Spec

VCOMH and VREG1OUT Voltage Adjustment Sequence

When adjusting the VCOMH voltage by setting VCM[6:0] (R280h, internal VCOMH level adjustment circuit), follow the sequence below.

The R61509V can retain permanently the VREG1OUT and VCOMH level adjustment setting values in NVM.

To write data to NVM, see “NVM Control” and NVM Write Sequence”.

Display ON Sequence

VCOM level adjustment㩷 R280h: VCM[6:0]

Set VCM[6:0] adjustment value.

Check the display quality.

The display on the panel will flicker when the VCOMH 㩷 level is adjusted internally.

㩷

Complete the VCOMH level adjustment.

NVM (1)

㪠㫅㪻㪼㫏

㪈㪌

㪈㪋

㪈㪊

㪈㪉

㪈㪈

㪈㪇

㪐

㪏

㪎

㪍

㪌

㪋

㪊

㪉

㪈

㪇

㪉㪏㪇㪿

㪭㪚㪤㩷

㪭㪚㪤

㪭㪚㪤㩷

㪭㪚㪤

㪬㪠㪛

㪬㪠㪛㩷

㪲㪍㪴

㪲㪌㪴

㪲㪋㪴

㪲㪊㪴

㪲㪉㪴

㪲㪈㪴

㪲㪇㪴

㪲㪎㪴

㪲㪍㪴

㪲㪌㪴

㪲㪋㪴

㪲㪊㪴

㪲㪉㪴

㪲㪈㪴

㪲㪇㪴

Set NVDAT[10:4] to the value set in㩷the

Set NVDAT[3:0] to the value set 㩷in

VCM[6:0] after VCOMH level

adjustment. Then, write data to NVM㩷 .

UID[7:0]. Then, write data to NVM.

㩷

NVM Data Write Register

㪠㫅㪻㪼㫏

㪈㪌

㪈㪋

㪈㪊

㪈㪉

㪈㪈

㪈㪇

㪐

㪏

㪎

㪍

㪌

㪋

㪊

㪉

㪈

㪇

㪍㪝㪈㪿

㪥㪭㪛㪘㪫㩷

㪥㪭㪛㪘㪫

㪥㪭㪛㪘㪫㩷

㪥㪭㪛㪘㪫

㪥㪭㪛㪘㪫㩷

㪲㪈㪌㪴

㪲㪈㪋㪴

㪲㪈㪊㪴

㪲㪈㪉㪴

㪲㪈㪈㪴

㪲㪈㪇㪴

㪲㪐㪴

㪲㪏㪴

㪲㪎㪴

㪲㪍㪴

㪲㪌㪴

㪲㪋㪴

㪲㪊㪴

㪲㪉㪴

㪲㪈㪴

㪲㪇㪴

Set NVDAT[15] to 1.

Adjust VCOMH level 㩷

Set㩷 write data.

㩷

Figure 65

Rev. 0.11 April 25, 2008, page 154 of 181

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.

Renesas R61509V manual Vcomh and VREG1OUT Voltage Adjustment Sequence, Display on Sequence

Models: R61509V

R61509V

VCOMH and VREG1OUT Voltage Adjustment Sequence

Display ON Sequence

Complete the VCOMH level adjustment.

㪲㪊㪴

㪲㪉㪴

UID[7:0]. Then, write data to NVM.

NVM Data Write Register

㪍㪝㪈㪿

R61509V specifications