TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 533

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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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EMAC
18.4.2.5. Class Code Register (PCI_Clas)
Rev. 3.1 November 1, 2005
Bits
31 : 24
23 : 16
15 : 8
7 : 0
Default
Default
Name
Name
TYPE
TYPE
31
15
Mnemonic
Base_CI
Sub_Cl
Prog_IF
Rev_ID
30
14
29
13
Field Name
Base Class ID
Subclass ID
Programming Interface
Revision ID
28
12
Base_Cl
Prog_IF
0x02
0x00
R
R
27
11
Figure 18-23 Class Code Register
26
10
25
9
18-41
Description
Base_Cl (fixed to "0x02", R)
Sub_Cl (fixed to "0x00", R)
Is defined in the Ethernet Controller.
Prog_IF (fixed to "0x00", R)
The register-level programming interface is not defined.
Rev_ID (fixed to "0x01", R)
Is set to "0x01" for this Ethernet Controller.
24
8
0x08
23
7
22
6
21
5
20
4
Toshiba RISC Processor
Rev_ID
Sub_Cl
0x00
0x01
R
R
19
3
18
2
17
1
TX4939
16
0
18
18

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