Acer Aspire T100 Aspire T100/SV Service Guide - Page 22

Parallel Port Item Parallel port controller Parallel port controller resident bus Number of parallel ports Support ECP/EPP Connector type Parallel port function control Optional ECP DMA channel (in BIOS Setup) Optional parallel port I/O address (via BIOS Setup) Optional parallel port IRQ (via BIOS Setup) Specification ICH4 ISA bus 1 SPP / Bi-directional / ECP / EPP 25-pin D-type female connector Enable/disable by BIOS Setup DMA channel 1 DMA channel 3 378h 278h IRQ5 IRQ7 Serial Port Item Serial port controller Serial port controller resident bus Number of serial port 16550 UART support Connector type Optional serial port I/O address (via BIOS Setup) Optional serial port IRQ (via BIOS Setup) Specification ICH4 ISA bus 1 Yes 9-pin D-type female connector COM1: 2F8h, 3E8h, 2E8h COM2: 3E8h, 3F8h, 2F8h COM1: IRQ 3, and 4 COM2: IRQ 4, and 3 Modem Item Fax modem data baud rate (bps) Data modem data baud rate (bps) Voice modem Modem connector type Full duplex Specification V.17 12K/1.44K V.90 32K to 56K (received only) V.253 RJ11 Yes USB Port Universal HCI USB Class Item Specification USB 2.0 Support legacy keyboard for legacy mode Memory Map Address Range (decimal) Address Ragne (hex) Size 1024K - 524288K 100000-1FFFFFFF 511MB Description Extended memory Chapter 1 15