1. CS-401 Computer Architecture & Assembly Language Programming
Lecture-26
Real Time Interrupts and Hardware Interfacing

2. Lets revise the Last lecture

3. DOS Memory Allocation

4. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Command. COM
Free Memory
TPA .
640 K
Video Memory
and
Other Devices
1 mb

5. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Program Load
Program Termination
Program TSR
Command. COM
TPA .
640 K
Free Memory
Video Memory
and
Other Devices
1 mb

6. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Program Load
Program Termination
Program TSR
Command. COM
Free Memory
TPA .
640 K
Video Memory
and
Other Devices
1 mb

7. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Program Load
Program Termination
Program TSR
Command. COM
TPA .
640 K
Free Memory
Video Memory
and
Other Devices
1 mb

8. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Command. COM
TPA .
Free Memory
640 K
Video Memory
and
Other Devices
1 mb

9. DOS Memory Allocation IVT Program Load Program Termination Program TSR
Device Drivers
Program Load
Program Termination
Program TSR
Command. COM
TPA .
640 K
Free Memory
Video Memory
and
Other Devices
1 mb