r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 39

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Item
Watchdog timer
(WDT)
Timer unit (TMU)
Graphics data
translation
accelerator (GDTA)
Features
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Number of channels: One
Single-channel watchdog timer
Selectable reset function: Power-on or manual reset
Number of channels: Six
6-channel auto-reloading 32-bit down-counter
Input-capture function (only on channel 2)
Choice of a maximum of six input clock signals to drive counting (external
and peripheral clock signals)
YUV data translation
⎯ Translation mode: YUYV mode (YUV 4:2:0 → YUV 4:2:2), ARGB
Motion Compensation processing
⎯ Generation of estimated images using motion vectors in macroblock
⎯ Modes: Forward, reverse, bidirectional, and intra-macroblock
Dedicated DMAC for image-data transfer
Embedded RAM for color-palette data
Embedded RAM for IDCT data
(operation in watchdog-timer or interval-timer mode is selectable)
mode (YUV 4:2:0 → ARGB8888)
units (16 x 16 pixels)
processing
Rev.1.00 Jan. 10, 2008 Page 9 of 1658
REJ09B0261-0100
1. Overview