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BME303_lecture10_1 - BME303 Intro to Computing Chapter 5...

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BME303 Intro. to Computing 1 Chapter 5: The LC-3 ISA of LC-3 Memory Registers Instruction set Opcodes Data types Addressing modes Condition codes Instructions ( machine language) Operate Data Movement Control LC3 Data Path Problem Language Machine (ISA) Architecture Algorithms Micro-architecture Circuits Devices Bottom Up
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BME303 Intro. to Computing 2 LC-3: Instruction Set Opcodes (total of 15) 1. Operate instructions: ADD, AND, NOT 2. Data movement instructions: LD, LDI, LDR, LEA, ST, STR, STI 3. Control instructions: BR, JSR/JSRR, JMP, RET/RTI, TRAP Opcode Operand(s) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 0 0 0 1 1 1 0 0 1 0 0 0 0 1 1 0
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