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EMMA Mobile EV


EMMA Mobile /EV is the next generation of multimedia SoC, capable of processing high-definition (HD) content and equipped with advanced graphics engine.

EMMA Mobile/EV2 integrates high-performance multimedia engine for decoding various digital audio/video formats up to Full HD resolution, and EMMA Mobile/EV2 with dual core CPU and state-of-the-art 3D graphics engine.

Block Diagram

Block Diagram



  • CortexA9™ with NEON™ (Media extension) (EV2 with dual processor core);
  • Flexible A/V engine capable of decoding Full-HD (1080p) contents for MPEG4, VC-1 and H.264 playbacks;
  • Supports built-in advanced interface with 3D graphics engine;
  • Supports USB, IIC, SD and various interfaces
  • Proven power management techniques utilized in mobile phone SoCs to offer industry-leading low power consumption during multimedia playbacks;
  • Supports both Mobile DDR and DDR2, flexibly enabling system designers to develop low-power portable applications, or cost-effective non-portable devices.


Function Overview

Item Function
CPU Cortex™ -A9 /NEON 533 MHz
I/D cache 32KByte, L2 cache 256 KByte
2CPU (/EV2)
AV Engine H.264 decode: BP/MP/HP Full HD (1920 x 1080)
MPEG2 decode: MP Full HD (1920 x 1080)
MPEG4 decode: SP/ASP Full HD (1920 x1 080)
VC-1 decode: SP/MP/AP Full HD(1920x1080)
AC-3decode Dolby digital 5.1 ch
2D/3D Graphics 14.7 Mpolgon/sec 500 Mpixcel/sec
SDRAM Controller MobileDDR-400 (200 MHz) / DDR2-533 (266 MHz) (32 bit SDRAM)
Flash Memory I/F NOR, NAND, eMMC
System Control
DMA, For audio exclusive use DMA, PMU, SMU, INTC, Timer
Image Processing
Image Resizer Resize
Rotator YUV/RGB image rotation (90-degree/180-degree/270-degree)
Image Composer LCD Output Image Composition
Peripheral Interface LCD I/F RGB565/666/888
Serial I/F UART (4 port)
I2C (2 port),
Multi-function serial (6 port) Note: selectable to SPI or Audio I/F
USB USB2.0 Host x 1/Device x 1
SD I/F 1-ch SD Memory Card Interface
3-ch SDIO interface
Camera I/F 8 bit parallel I/F
DTV I/F TS Serial
Others GPIO (interrupt capabilities configurable), PWM



Documents Language Issued File type (Size)
EMMA Mobile EV Series Pamphlet English Sep. 2011 pdf (196 KB)
EMMA Mobile EV2 Datasheet English Jun. 2012 pdf (1.89 MB)
EMMA Mobile EV User's Manual English Jun. 2012 zip (39.4 MB)


EM/EV2 Evaluation Boards

Kyoto Microcomputer Co.



ARM is the registered trademark of ARM Limited in the EU and other countries.
Cortex is the trademark of ARM Limited in the EU and other countries.

Inquiry Concerning Mobile LSI

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