System Dma Specification; System Interrupt Specification - Acer TravelMate P453-M Service Manual

Item
Battery indicator
HDD indicator
Communication indicator

System DMA Specification

Hardware DMA
DMA0
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7

System Interrupt Specification

Hardware IRQ
IRQ00
IRQ01
IRQ08
IRQ12
IRQ13
IRQ81-IRQ190
IRQ10
IRQ16
Hardware Specifications and Configurations
Charging
Orange solid on - Battery charging with AC

Blue color solid on - Battery full

Orange blinking - Battery in low power state or battery

abnormal
Discharging
Orange blinking - Battery in critical low state

Orange color off - Discharging state

Reflects the activities of the HDD or Card reader access
Orange color if a wireless device is active
Not applicable
Not applicable
Not applicable
Not applicable
Direct memory access controller
Not applicable
Not Assigned
Not Assigned
System timer
Standard PS/2 Keyboard
System CMOS/real time clock
ELAN PS/2 Port Smart-Pad
Numeric data processor
Microsoft ACPI-Compliant System
Intel(R) 7 Series/C216 Chipset Family SMBus Host Controller
– 1E22
Intel(R) 7 Series/C216 Chipset Family USB Enhanced Host
Controller- 1E2D
Intel(R) 7 Series/C216 Chipset Family PCI Express Root Port 2
– 1E12
Intel(R) Management Engine Interface
Specification
System Function
System function
1-43