KP915GV Product Manual
47
• Consumer Remote Control supports RC-5, RC-6, NEC, RCA and RECS
80
• IEEE 1284-compliant Parallel Port
• ECP, with Level 2 (14 mA sink and source output buffers)
• Software or hardware control
• Enhanced Parallel Port (EPP) compatible with EPP 1.7 and EPP 1.9
• Supports EPP as mode 4 of the Extended Control Register (ECR)
• Selection of internal pull-up or pull-down resistor for Paper End (PE) pin
• Supports a demand DMA mode mechanism and a DMA fairness
mechanism for improved bus utilization
• Protection circuit that prevents damage to the parallel port when a printer
connected to it is powered up or is operated at high voltages (in both
cases, even if the PC8374K is in power-down state)
• Floppy Disk Controller (FDC)
• Software compatible with the PC8477 (the PC8477 contains a superset of
the FDC functions in the μDP8473, NEC μPD765A/B and N82077
devices)
• Error-free handling of data overrun and underrun
• Programmable write protect
• Supports FM and MFM modes
• Supports Enhanced mode command for three-mode Floppy Disk Drive
(FDD)
• Perpendicular recording drive support for 2.88 MBytes
• Burst (16-byte FIFO) and Non-Burst modes
• Full support for IBM Tape Drive Register (TDR) implementation of AT and
PS/2 drive types
• High-performance digital separator
• Supports fast tape drives (2 Mbps) and standard tape drives (1 Mbps, 500
Kbps and 250 Kbps)
• Keyboard and Mouse Controller (KBC)
• 8-bit microcontroller, software compatible with 8042AH and PC87911
• Standard interface (60h, 64h, IRQ1 and IRQ12)
• Supports two external swappable PS/2 interfaces for keyboard and mouse
• Programmable, dedicated quasi-bidirectional I/O lines (GA20/P21,
KBRST/P20)
3.3.4.7 Clocking, Supply, and Package Information
•
Clocks
• LPC (PCI) clock input (up to 33 MHz)
