Service manual

8224 N/B Maintenance

 PS2

• Support Three Hardware PS2 Channels

• Optional PS2 Clock Inhibit by Hardware or Firmware

 Keyboard Controller

• Support 16*8 Keyboard Matrix-scan, Expanding to 18*8 and 20*8

 GPIO

• Support 104 Useful GPIO Pins Totally and Bit–addressable to Facility Firmware Coding

 FLASH

• Support External On-Board 64K Flash via Matrix Interface (GP0, 1, 3)

 CIR

• Support Decoding for the NEC Consumer IR Remote Control Format

MiTac Secret

Confidential Document