TMPR4937XBG-300 Toshiba, TMPR4937XBG-300 Datasheet - Page 7
TMPR4937XBG-300
Manufacturer Part Number
TMPR4937XBG-300
Description
Manufacturer
Toshiba
Datasheet
1.TMPR4937XBG-300.pdf
(552 pages)
Specifications of TMPR4937XBG-300
Family Name
TX49
Device Core Size
64b
Frequency (max)
300MHz
Instruction Set Architecture
RISC
Supply Voltage 1 (typ)
1.5V
Operating Supply Voltage (max)
1.6V
Operating Supply Voltage (min)
1.4V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Mounting
Surface Mount
Pin Count
484
Package Type
BGA
Lead Free Status / Rohs Status
Compliant
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
TMPR4937XBG-300
Manufacturer:
TOSHIBA
Quantity:
16 845
Company:
Part Number:
TMPR4937XBG-300
Manufacturer:
DSP
Quantity:
81
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9. SDRAM Controller................................................................................................................................................. 9-1
10. PCI Controller....................................................................................................................................................... 10-1
8.5
9.1
9.2
9.3
9.4
9.5
9.6
10.1
8.4.8
8.4.9
8.4.10
8.5.1
8.5.2
8.5.3
8.5.4
8.5.5
8.5.6
8.5.7
8.5.8
8.5.9
8.5.10
8.5.11
8.5.12
8.5.13
8.5.14
8.5.15
8.5.16
8.5.17
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
9.3.7
9.3.8
9.3.9
9.3.10
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.5.1
9.5.2
9.5.3
9.5.4
9.5.5
9.5.6
9.5.7
9.5.8
10.1.1
Timing Diagrams ......................................................................................................................................... 8-40
Characteristics................................................................................................................................................ 9-1
Block Diagram ............................................................................................................................................... 9-2
Detailed Explanation...................................................................................................................................... 9-3
Registers....................................................................................................................................................... 9-17
Timing Diagrams ......................................................................................................................................... 9-26
SDRAM Usage Example ............................................................................................................................. 9-42
Features ........................................................................................................................................................ 10-1
DMA Destination Address Increment Register (DM0DAIRn, DM1DAIRn) .................................... 8-37
DMA Count Register (DM0CNTRn, DM1CNTRn).......................................................................... 8-38
DMA Memory Fiill Data Register (DM0MFDR, DM1MFDR) ........................................................ 8-39
Single Address Single Transfer from Memory to I/O (32-bit ROM) ................................................. 8-40
Single Address Single Transfer from Memory to I/O (16-bit ROM) ................................................. 8-41
Single Address Single Transfer from I/O to Memory (32-bit SRAM)............................................... 8-42
Single Address Burst Transfer from Memory to I/O (32-bit ROM) .................................................. 8-43
Single Address Burst Transfer from I/O to Memory (32-bit SRAM) ................................................ 8-44
Single Address Single Transfer from Memory to I/O (16-bit ROM) ................................................. 8-46
Single Address Single Transfer from I/O to Memory (16-bit SRAM)............................................... 8-47
Single Address Single Transfer from Memory to I/O (32-bit Half Speed ROM) .............................. 8-48
Single Address Single Transfer from I/O to Memory (32-bit Half Speed SRAM) ............................ 8-49
Single Address Single Transfer from Memory to I/O (64-bit SRAM)............................................... 8-50
Single Address Single Transfer from I/O to Memory (64-bit SDRAM) ............................................ 8-51
Single Address Single Transfer from Memory to I/O of Last Cycle
when DMADONE* Signal is Set to Output ...................................................................................... 8-52
Single Address Single Transfer from Memory to I/O (32-bit SDRAM) ............................................ 8-53
Single Address Single Transfer from I/O to Memory (32-bit SDRAM) ............................................ 8-54
External I/O Device – SRAM Dual Address Transfer ....................................................................... 8-55
External I/O Device – SDRAM Dual Address Transfer .................................................................... 8-57
External I/O Device (Non-burst) – SDRAM Dual Address Transfer................................................. 8-59
Supported SDRAM configurations...................................................................................................... 9-3
Address Mapping................................................................................................................................. 9-4
Initialization of SDRAM ..................................................................................................................... 9-9
Initialization of Memory Data, ECC/Parity ....................................................................................... 9-10
Low Power Consumption Function ................................................................................................... 9-11
Bus Errors .......................................................................................................................................... 9-12
Memory Read and Memory Write ..................................................................................................... 9-12
Slow Write Burst................................................................................................................................ 9-12
Clock Feedback ................................................................................................................................. 9-12
ECC ................................................................................................................................................... 9-13
SDRAM Channel Control Register (SDCCRn) 0x8000 (ch. 0) 0x8008 (ch. 1) 0x8010 (ch. 2)
0x8018 (ch. 3).................................................................................................................................... 9-18
SDRAM Timing Register (SDCTR) 0x8040 ..................................................................................... 9-20
SDRAM Command Register (SDCCMD) 0x8058 ............................................................................ 9-22
ECC Control Register (ECCCR) 0xA000.......................................................................................... 9-23
ECC Status Register (ECCSR) 0xA008............................................................................................. 9-25
Single Read (64-bit Bus).................................................................................................................... 9-26
Single Write (64-bit Bus) ................................................................................................................... 9-28
Burst Read (64-bit Bus) ..................................................................................................................... 9-30
Burst Write (64-bit Bus) .................................................................................................................... 9-31
Burst Write (64-bit Bus, Slow Write Burst) ....................................................................................... 9-32
Single Read (32-bit Bus).................................................................................................................... 9-33
Single Write (32-bit Bus) ................................................................................................................... 9-35
Low Power Consumption and Power Down Mode ........................................................................... 9-37
Overall ............................................................................................................................................... 10-1
iii
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