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Renesas R61509V manual Power Control 2 R101h, Step-up Frequency Step-up Circuit

Models: R61509V

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R61509V

Target Spec

Power Control 2 (R101h)

R/W RS IB15 IB14 IB13 IB12 IB11 IB10 IB9 IB8 IB7 IB6 IB5 IB4 IB3 IB2 IB1 IB0

R/W 1

Default

0

0

0

0

0

DC1

DC1

DC1

0

DC0

DC0

DC0

0

VC

VC

VC

[2]

[1]

[0]

[2]

[1]

[0]

[2]

[1]

[0]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

0

0

0

0

0

1

0

0

1

0

0

0

1

1

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DC1 [2:0]: Sets step-up clock frequency for Step-up Circuit 2. The step-up clock is in synchronization with internal clock.

Table 42 Step-up Frequency (Step-up Circuit 1)

DC1[2:0]

Step-up Circuit 2

 

 

 

 

Step-up frequency (fDCDC2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3’h0

Step-up Circuit 2 halts

 

 

 

 

 

 

 

 

 

 

 

3’h1

Setting inhibited

 

 

 

 

 

 

 

 

 

 

 

 

3’h2

Line frequency / 4

 

 

 

 

 

 

 

 

 

 

 

 

3’h3

Line frequency / 8

 

 

 

 

 

 

 

 

 

 

 

3’h4

Line frequency / 16

 

 

 

 

 

 

 

 

 

 

 

3’h5

Setting inhibited

 

 

 

 

 

 

 

 

 

 

 

 

3’h6

Setting inhibited

 

 

 

 

3’h7

Setting inhibited

 

 

 

 

 

 

 

 

 

 

 

[Step-up clock frequency for Step-up Circuit 2]

 

 

 

 

 

 

 

 

 

 

 

Step-up clock frequency (fDCDC2) =

Line frequency

[Hz]

 

2(N)

 

 

 

 

 

 

 

 

 

 

 

Internal clock frequency fOSC

 

 

 

 

 

=

 

 

 

[Hz]

 

 

 

 

Number of clock per line x Division ratio x 2(N)

 

 

fosc

 

:

Internal clock frequency

 

 

 

Number of clock per line :

RTN*[4:0] (RTNI or RTNE)

 

 

 

Division ratio

: DIV*[1:0] (DIVI or DIVE)

 

 

 

N

 

: DC1 [2:0]

 

 

 

 

 

 

 

 

 

 

Rev. 0.11 April 25, 2008, page 69 of 181

Page 68 Page 70
Page 69
Image 69
Renesas R61509V Power Control 2 R101h, Step-up Frequency Step-up Circuit, Step-up clock frequency for Step-up Circuit
Page 68 Page 70

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.