TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 567

• 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

SIO
19.1. Features
The TX4939 asynchronous Serial I/O (SIO) interface has four full duplex UART channels (SIO). SIO has the following
features.
Rev. 3.1 November 1, 2005
Configurable 2 or 4 SIO channels
Full duplex transmission (simultaneous transmission and reception)
On-chip baud rate generator
Supports hardware flow control using RTS*/CTS* for SIO channel 0 only.
Transmit FIFO: 8 bits
Reception FIFO: 13 bits
Supports DMA transfer
Supports multi-controller systems
Supports Master/Slave operation
×
8 stages
×
16 stages (data: 8 bits, status: 5 bits)
19-1
Chapter 19. QUAD SIO
Toshiba RISC Processor
TX4939
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