TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 660

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TX4939XBG-400

Manufacturer Part Number
TX4939XBG-400
Description
Manufacturer
Toshiba
Datasheet

Specifications of TX4939XBG-400

Cpu Core
TX49/H4 90nm
Clock Mhz/max Mips
400/520
Inst./data Cache
32KB (4 Way)/32KB (4 Way)
Tlb
x
1cycle Mac
x
Volts (v)
1.25/2.5/3.3
Peripherals
DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
Companion Chip
TC86C001FG
Package
PGBA456

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ACLINK
Rev. 3.1 November 1, 2005
Bit
18
17
16
15
14
13
12
11
Mnemonic
CENTEHLT
SURREHLT
AUDOEHLT
MODIDMA
MODODMA
AUDIDMA
LFEDMA
Field Name
Enable Audio
Center
Transmit-data
DMA Error Halt
Enable Audio
Surround L&R
Transmit-data
DMA Error Halt
Enable Audio PCM
L&R Transmit-data
DMA Error Halt
Enable Modem
Receive-data DMA
Enable Modem
Transmit-data
DMA
Reserved
Enable Audio
Receive-data DMA
Enable Audio LFE
Transmit-data
DMA
Description
CENTEHLT: Enable Audio Center Transmit-data DMA Error Halt.
SURREHLT: Enable Audio Surround L&R Transmit-data DMA Error Halt.
AUDOEHLT: Enable Audio PCM L&R Transmit-data DMA Error Halt.
MODIDMA: Enable Modem Receive-data DMA.
MODODMA: Enable Modem Transmit-data DMA.
AUDIDMA: Enable Audio Receive-data DMA.
LFEDMA: Enable Audio LFE Transmit-data DMA.
R
W1S
R
W1S
R
W1S
R
W1S
R
W1S
R
W1S
R
W1S
Note : DMA size must be internal FIFO depth or more.
Table 24-11 ACCTLEN Register
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
[Note:
0:
1:
0:
1:
0:
1:
0:
1:
Indicates that CENTDMA error halt is disabled.
Indicates that CENTDMA error halt is enabled.
No effect
Enables CENTDMA error halt.
underrun occurs, subsequent DMA request will not be
issued.
Indicates that SURRDMA error halt is disabled.
Indicates that SURRDMA error halt is enabled.
No effect
Enables SURRDMA error halt.
underrun occurs, subsequent DMA request will not be
issued.
Indicates that AUDODMA error halt is disabled.
Indicates that AUDODMA error halt is enabled.
No effect
Enables AUDODMA error halt.
underrun occurs, subsequent DMA request will not be
issued.
Indicates that modem receive-data DMA is disabled.
Indicates that modem receive-data DMA is enabled.
No effect
Enables modem receive-data DMA.
Indicates that modem transmit-data DMA is disabled.
Indicates that modem transmit-data DMA is enabled.
No effect
Enables modem transmit-data DMA.
Indicates that audio receive-data DMA is disabled.
Indicates that audio receive-data DMA is enabled.
No effect
Enables audio receive-data DMA.
Indicates that audio LFE transmit-data DMA is disabled.
Indicates that audio LFE transmit-data DMA is enabled.
No effect
Enables audio LFE transmit-data DMA.
24-18
DMA size must be internal FIFO depth or more.]
When CENTDMA
When SURRDMA
When AUDODMA
Toshiba RISC Processor
R/W
R/W1S
R/W1S
R/W1S
R/W1S
R/W1S
R/W1S
R/W1S
TX4939
24
24

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