Vortex86SX

x86 32bit Processor Core

• 6 stage pipe-line

Embedded I/D Separated L1 Cache

• 16K I-Cache
• 16K D-Cache

SDRAM/DDRII Control Interface

• Support DLL for clock phase auto-adjust

IDE Controller

• Support 2 channels Ultra-DMA 100 (Disk x 4)

LPC (Low Pin Count) Bus Interface

• Support 2 programmable registers to decode LPC address

MAC Controller x 1

PCI Control Interface

• Up to 3 sets PCI master device
• 3.3V I/O

ISA Bus Interface

• AT clock programmable
• 8/16 Bit ISA device with Zero-Wait-State
• Generate refresh signals to ISA interface during DRAM refresh cycle

DMA Controller

Interrupt Controller

Counter/Timers

• 2 sets of 8254 timer controller
• Timer output is 5V tolerance I/O on 2nd Timer

Real Time Clock (Internal Mode or External Mode)

• Below 2uA power consumption on Internal Mode (Estimated Value)

FIFO UART Port x 5 (5 sets COM Port)

• Compatible with 16C550/ 16C552
• Default internal pull-up
• Supports the programmable baud rate generator with the data rate from 50 to115.2Kbps
• The character options are programmable for 1 start bits; 1, 1.5 or 2 stop bits; even, odd or no parity; 5~8 data bits
• Support TXD_En Signal on COM1/COM2
• Port 80h output data could be sent to COM1 by software programming

General Chip Selector

• 2 sets extended Chip Selector
• I/O-map or Memory-map could be configurable
• I/O Addressing: From 2 byte to 64K byte
• Memory Address: From 512 byte to 4G Byte

General Programmable I/O

• Supports 40 dedicated programmable I/O pins
• Each GPIO pin can be individually configured to be an input/output pin

USB 2.0 Host Support

• Supports HS, FS and LS
• 4 ports

PS/2 Keyboard and Mouse Interface Support

• Compatible with 8042 controller

Speaker out

Embedded 256KB Flash

• JTAG Interface supported for S.W. debugging

Input clock

• 14.318MHz
• 32.768KHz

Output clock

• 24 MHz
• 25 MHz

Operating Voltage Range

• Core voltage: 1.2 V ~ 1.4V
• I/O voltage: 1.8V ± 5%, 3.3 V ± 10 %

Operating temperature

• -40℃ ~ 85℃

Package Type

• 27x27mm
• 456 ball BGA