TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 621

• 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

I2C
Rev. 3.1 November 1, 2005
No
START signal state
Read / Write
generated ?
READ state
Idle state
bit set ?
bit set ?
bit set ?
START
START
Read ?
Read
Byte
Yes
Yes
Yes
Yes
Yes
Yes
Figure 22-5 Control Flow
22-11
No
No
No
No
ACK state
ACK bit
Written
Read
WRITE state
No
Written ?
Byte
Yes
Toshiba RISC Processor
No
TX4939
22
22