TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 93

• Manufacturer Part Number: TX4939XBG-400
• Manufacturer: Toshiba

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

Boot Configuration
Rev. 3.1 November 1, 2005
Signal
SADB[6]
SADB[7]
SADB[15:8]
Description
Indicates the PCI bus arbiter selection setting
PCI Boot Option
0 = PCI Boot off
1 = PCI Boot on
Reserved for software setting.
0 = Select external PCI bus arbiter
1 = Select built-in PCI bus arbiter
4-3
Toshiba RISC Processor
Corresponding
Register Bit
CCFG_ARB
CCFG_PCIBOOT
CCFG_BCFG[7:0]
TX4939