TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 436

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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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PCIC
16.4.51. G2P Interrupt Acknowledge Data Register (G2PINTACK)
16.4.52. G2P Special Cycle Data Register (G2PSPC)
Rev. 3.1 November 1, 2005
Bits
31:0
Default
Default
Default
Default
NAME
NAME
NAME
NAME
Bits
31:0
TYPE
TYPE
TYPE
TYPE
Mnemonic
ISCD
Mnemonic
IIACKD
31
15
31
15
30
14
30
14
Field Name
Initiator Special
Cycle Data Port
Field Name
Initiator Interrupt
Acknowledge
Address Port
29
13
29
13
Figure 16-62 G2P Interrupt Acknowledge Data Register
Table 16-64 G2P Interrupt Acknowledge Data Register
28
12
28
12
Figure 16-63 G2P Special Cycle Data Register
Table 16-65 G2P Special Cycle Data Register
27
11
27
11
Description
Initiator Special Cycle Data Port (Default--)
When this register is written to, Special Cycles are generated on the PCI Bus
depending on the data that is written.
Description
Initiator Interrupt Acknowledge Address Port (Default--)
An Interrupt Acknowledge cycle is generated on the PCI Bus when this
register is read. The data that is returned by this Read transaction becomes
the Interrupt Acknowledge data.
26
10
26
10
25
25
9
9
16-72
24
24
8
8
IIACKD
IIACKD
ISCD
ISCD
W
W
R
R
23
23
7
7
22
22
6
6
21
21
5
5
20
20
Toshiba RISC Processor
4
4
19
19
3
3
18
18
2
2
17
17
1
1
R/W
W
R/W
R
TX4939
16
16
0
0
16
16

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