The followings are some of the features on the hardware and software :
Special designed MCU for USB+PS/2
Meet low-speed (1.5Mbps) USB spec Version 1.1
Support 1 device address and 3 endpoints
Working with Agilent ADNS-2610, ADNS-2620, ADNS-2051, ADNS-5020 or PixArt PAN101B, PAN3101
optical mouse sensor
Fully CMOS static design
8-bit data bus
On chip EPROM size: 2.5 K words
Internal RAM size: 80 bytes
37 single word instructions
14-bit instructions
8-level stacks
Operating voltage: 4.0 V ~ 5.25 V
External oscillator frequency: 6-MHz/18-MHz/24-MHz
Internal operation frequency: 12-MHz
Addressing modes include direct, indirect and relative addressing modes
Power-on Reset
Power edge-detector Reset
Sleep Mode for power saving
4 interrupt sources:
-TMR0 timer
-USB Endpoint 0
-USB Endpoint 1
-USB Endpoint 2
TMR0: 8-bit timer
2 types of oscillator can be selected by programming option:
XTAL－Standard crystal oscillator
HFXT－High frequency crystal oscillator
On-chip RC oscillator based Watchdog Timer (WDT)
16 I/O pins with their own independent direction control