[CHESEN ELECTRONICS CORP.
FEATUREs
● Cost effective solution for low speed USB or PS/2 mouse peripheral
● Built-in 65C02 8 Bit CPU
- 6MHz external ceramic resonator
- 3MHz internal CPU clock
- 256 bytes RAM
- 8 Kbytes ROM
- Internal 3.3V regulator for USB pull-up resistor
- Auto configure to operate as USB or PS/2 interface
● USB specification compliance:
- Conforms to USB specification, version 1.1
- Conforms to USB HID specification, version 1.1
- Supports 1 low speed device address and 3 endpoints
- 8 bytes FIFO for each endpoint
- Integrated USB transceiver
● Compatible with PS/2 protocol
● Built-in power-on reset & watchdog timer reset
● One 8 bits timer
● Compatible with Microsoft® scrolling mouse
● Support standard 3 dimension 3 keys mechanical/optical mouse functions
● 400/800 cpi resolution auto configured with best fit to sensor
● Sensor types support
- Ball (Mechanical/Semi-optical)
- Agilent: H2000; A2051; A2610
- Pixart: PAN101
- @lab: ATA1080
● 1:2 Z axis input
● Auto configuration with the interface attach to
● 18-pin PDIP package
● Embedded customized function
- 400/800 cpi manual configuration
- Support 4 dimension
- Max. 5 key support
- Optional 1:1/1:4/1:10 Z axis ratio
- Optional 90/180 degree sensor position rotation
- Dice form or other package type