TMPR4937XBG-300 Toshiba, TMPR4937XBG-300 Datasheet - Page 6
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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Quantity
Price
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Part Number:
TMPR4937XBG-300
Manufacturer:
TOSHIBA
Quantity:
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Part Number:
TMPR4937XBG-300
Manufacturer:
DSP
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7. External Bus Controller .......................................................................................................................................... 7-1
8. DMA Controller...................................................................................................................................................... 8-1
6.3
7.1
7.2
7.3
7.4
7.5
7.6
8.1
8.2
8.3
8.4
6.2.2
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.4.1
7.5.1
7.5.2
7.5.3
7.5.4
7.5.5
7.5.6
7.5.7
7.5.8
7.5.9
7.5.10
8.3.1
8.3.2
8.3.3
8.3.4
8.3.5
8.3.6
8.3.7
8.3.8
8.3.9
8.3.10
8.3.11
8.3.12
8.3.13
8.3.14
8.3.15
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.4.6
8.4.7
Power-On Sequence ....................................................................................................................................... 6-6
Features .......................................................................................................................................................... 7-1
Block Diagram ............................................................................................................................................... 7-2
Detailed Explanation...................................................................................................................................... 7-3
Register ........................................................................................................................................................ 7-20
Timing Diagrams ......................................................................................................................................... 7-24
Flash ROM, SRAM Usage Example ........................................................................................................... 7-54
Features .......................................................................................................................................................... 8-1
Block Diagram ............................................................................................................................................... 8-2
Detailed Explanation...................................................................................................................................... 8-4
DMA Controller Registers ........................................................................................................................... 8-23
Power Reduction for Peripheral Modules............................................................................................ 6-5
External Bus Control Register ............................................................................................................. 7-3
Global/Boot-up Options....................................................................................................................... 7-4
Address Mapping................................................................................................................................. 7-5
External Address Output...................................................................................................................... 7-6
Data Bus Size....................................................................................................................................... 7-7
Access Mode........................................................................................................................................ 7-9
Access Timing ................................................................................................................................... 7-13
Clock Options .................................................................................................................................... 7-19
External Bus Channel Control Register (EBCCRn) 0x9000 (ch. 0), 0x9008 (ch. 1)
0x9010 (ch. 2), 0x9018 (ch. 3) 0x9020 (ch. 4), 0x9028 (ch. 5) 0x9030 (ch. 6), 0x9038 (ch. 7)...... 7-21
ACE* Signal ...................................................................................................................................... 7-25
Normal mode access (Single, 32-bit Bus).......................................................................................... 7-27
Normal mode access (Burst, 32-bit Bus) ........................................................................................... 7-31
Normal Mode Access (Single, 16-bit bus) ......................................................................................... 7-33
Normal Mode Access (Burst, 16-bit Bus).......................................................................................... 7-37
Normal Mode Access (Single, 8-bit Bus) .......................................................................................... 7-39
Normal Mode Access (Burst, 8-bit Bus)............................................................................................ 7-42
Page Mode Access (Burst, 32-bit Bus) .............................................................................................. 7-44
External ACK Mode Access (32-bit Bus) .......................................................................................... 7-46
READY Mode Access (32-bit Bus) ................................................................................................... 7-52
Transfer Mode...................................................................................................................................... 8-4
On-chip Registers ................................................................................................................................ 8-5
External I/O DMA Transfer Mode ....................................................................................................... 8-5
Internal I/O DMA Transfer Mode ........................................................................................................ 8-8
Memory-Memory Copy Mode............................................................................................................. 8-9
Memory Fill Transfer Mode ................................................................................................................ 8-9
Single Address Transfer ....................................................................................................................... 8-9
Dual Address Transfer ....................................................................................................................... 8-12
DMA Transfer.................................................................................................................................... 8-17
Chain DMA Transfer ......................................................................................................................... 8-18
Dynamic Chain Operation ................................................................................................................. 8-20
Interrupts............................................................................................................................................ 8-21
Transfer Stall Detection Function ...................................................................................................... 8-21
Arbitration Among DMA Channels ................................................................................................... 8-22
Restrictions in Access to PCI Bus...................................................................................................... 8-22
DMA Master Control Register (DM0MCR, DM1MCR)................................................................... 8-25
DMA Channel Control Register (DM0CCRn, DM1CCRn) .............................................................. 8-27
DMA Channel Status Register (DM0CSRn, DM1CSRn)) ................................................................ 8-31
DMA Source Address Register (DM0SARn, DM1SARn) ................................................................ 8-33
DMA Destination Address Register (DM0DARn, DM1DARn)........................................................ 8-34
DMA Chain Address Register (DM0CHARn, DM1CHARn) ........................................................... 8-35
DMA Source Address Increment Register (DM0SAIRn, DM1SAIRn)............................................. 8-36
ii
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