TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 634
TX4939XBG-400
Manufacturer Part Number
TX4939XBG-400
Description
Manufacturer
Toshiba
Datasheet
1.TX4939XBG-400.pdf
(740 pages)
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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I2S
23.3.2. DMA Channel Mapping:
I2SC controller uses three DMA request channels. There is a dedicated DMA channel for each port.
For 2 channel i/o mode
For 3 Channel Output mode
23.3.3. DMA Operation:
Setup DMA Channel will be the same as AC-link Controller.
For an output channel, assign an i2s channel address to DMAC destination address register (DMDARn).
For an input channel, assign an i2s channel address to DMAC source address register (DMSARn).
The lower 16 bit address for i2s channels are :
Rev. 3.1 November 1, 2005
I2S channel #0 uses DMAC1 port #0
I2S channel #1 uses DMAC1 port #1
I2S channel #0 uses DMAC1 port #0
I2S channel #1 uses DMAC1 port #1
I2S channel #2 uses DMAC1 port #2
Channel 0 : xFA80
Channel 1 : xFA90
Channel 2 : xFAA0
23-10
Toshiba RISC Processor
TX4939
23
23
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