Acer Aspire S3-391 Acer Aspire S3-391 Notebook Service Guide - Page 36

System DMA Specification Legacy Mode DMA0 DMA1 DMA2 DMA3 DMA4 DMA5 DMA6 DMA7 Power Management Free Free Free Free Direct memory access controller Free Free Free System Interrupt Specification Hardware IRQ IRQ0 IRQ1 IRQ2 IRQ3 IRQ5 IRQ6 IRQ7 IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 System Function System timer Standard PS/2 keyboard Not in use Not in use Not in use Not in use Not in use System CMOS/real time clock Not in use Not in use Not in use PS/2 port Touchpad Numeric data processor Not in use Not in use 1-28 Hardware Specifications and Configurations