EE 360N Handouts

Fall 2003

09/10/03

Assembly Language Handout
Assembly Language pdf   ps

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09/02/03

LC-3b Handouts
Appendix A: The LC-3b ISA pdf
There was an error in the original posting of Appendix A :
In the example for the TRAP instruction, the starting address should read 0x46 instead of 0x23.

Appendix C: The Microarchitecture of the LC-3b pdf   ps

Please correct the following errors:
In Appendix A, please correct the operation of the JSR/JSRR instruction to read:
TEMP = PC;
if (bit(11)==0)
     PC = BaseR;
else
     PC = PC + LSHF(SEXT(PCoffset11), 1);
R7 = TEMP;

In Appendix C, please correct states 4, 20, 21 in Figure C.2(The state machine of the LC-3b) to read:
State 4:
    [IR11]
State 20:
    PC <- BaseR
    R7 <- PC
State 21
    PC <- PC + LSHF(SEXT(off11), 1)
    R7 <- PC

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08/27/03

Student Information Sheet