TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 267

no-image

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TX4939XBG-400
Manufacturer:
NSC
Quantity:
872
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA
Quantity:
10 440
Part Number:
TX4939XBG-400
Manufacturer:
XILINX
0
Part Number:
TX4939XBG-400
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Video Port
Notes: Control 2 Descriptor is only use when VPC is in transmit mode. When VPC is in capture mode, programming the
validCount[11:0] to non-zero value may cause error in VPC engine.
Rev. 3.1 November 1, 2005
Field
31:20
19:8
7:0
Name
validCount[11:0]
Offset[11:0]
---
Description
Byte Valid Count – up to 4K byte
12’h000 = disable
12’h007 = 8 byte (minimum)
12’h008 = 9 byte
……
12’hFFF = 4096 bytes
When validcount[11:0] = 12’h000, which means all video data are continuous. If
validCount[11:0] are not zero then once validCount reach, the next video data address =
current address + offset.
Once the Valid count reach, then it then starts to count from 0 again.
Offset - up to 4K
12’h000 = 1 byte
12’h001 = 2 bytes
……
12’hFFF = 4096 bytes
Only valid when validcount[11:0] are not zero.
Once validCount reach then the next video data address = current address + offset.
Reserved.
Table 12-12 Control 2 Descriptor
12-15
Toshiba RISC Processor
TX4939
12
12

Related parts for TX4939XBG-400