1. Write a program in the machine language of Appendix C that subtracts the value stored at A1 from the value stored at address A2 and places the result at address A0. Assume that the values are...

1.
Write a program in the machine language of Appendix C that subtracts the value stored at A1 from the value stored at address A2 and places the result at address A0. Assume that the values are encoded in two’s complement notation.

2.
High definition video can be delivered at a rate of 30 frames per second (fps) where each frame has a resolution of 1920 x 1080 pixels using 24 bits per pixel. Can an uncompressed video stream of this format be sent over a USB 1.1 serial port? USB 2.0 serial port? USB 3.0 serial port? (Note: The maximum speeds of USB 1.1, USB 2.0, and USB 3.0 serial ports are 12Mbps, 480Mbps, and 5Gbps respectively.)