r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 1000

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r8a77850anbg

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

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Part Number:
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20. Graphics Data Translation Accelerator (GDTA)
Figure 20.1 shows the GDTA block diagram.
Rev.1.00 Jan. 10, 2008 Page 970 of 1658
REJ09B0261-0100
External memory
GDTA
(external)
Buffer RAM
Response
(4 planes)
interface
queue
Target interface
Control
register
(4 planes)
LBSC
Request
interface
CL/MC
queue
RAM 0 interface
arbiter
Figure 20.1 GDTA Block Diagram
(8 Kbytes)
RAM 0
Buffer
CPU
Color conversion
SuperHyway bus
table control
function block
GADMAC
CLW-
CL
GADMAC
CLR-
Initiator interface
DDR2IF
GADMAC
MCW-
function block
MC
GADMAC
MCR-
IDCT control
RAM 1 interface
arbiter
(8 Kbytes)
RAM 1
Buffer
DDR2-SDRAM
(external)
Arbiter

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