DO IT NOW The LMC has the following
- Slides: 7
DO IT NOW The LMC has the following instruction set: Instruction Mnemonic Machine. Code Load LDA 5 xx Store STA 3 xx Add ADD 1 xx Subtract SUB 2 xx Input INP 901 Output OUT 902 End HLT 000 Branch if zero BRZ 7 xx Branch if zero or positive BRP 8 xx Branch always BRA 6 xx Data storage DAT What does the machine code 901 do? What does 3 XX do? If 501 tells the computer to load the data at mail box 1, what is the correct terminology for the following parts of the instruction: 5 XX – X 01 -
LEARNING AIM Identify computer hardware, their purpose and upgrade possibilities
LEARNING OBJECTIVES 1. Describe common storage technologies such as optical, magnetic and solid state 2. Describe the difference between RAM and ROM 3. Understand the need for input and output devices 4. State the purpose of the CPU
LEARNING OUTCOMES By the end of this lesson you will be able to. . ALL (C) Identify RAM, ROM, CPU, secondary storage and where input / output devices connect to the mother board. Describe how data is moved around the system MOST Also be able to describe the purpose of each hardware component SOME Also be able to describe in detail the purpose of each hardware component, giving details about how each could be upgraded (B) (A)
Describe common storage technologies such as optical, magnetic and solid state LEARNING Describe the difference between RAM and ROM OBJECTIVES Understand the need for input and output devices State the purpose of the CPU Independent Task Working in groups take apart the computer. Take it in turns! In your books copy and complete: Name of component If storage what type? Location Purpose Upgradable? RAM Primary On mother board Stores data, OS, programs that are currently running / in use Yes – you can CPU via a bus install a larger capacity RAM increasing multi-tasking capabilities KEYWORDS Connects to?
KEYWORDS
LEARNING OUTCOMES I can. . ALL (C) Identify RAM, ROM, CPU, secondary storage and where input / output devices connect to the mother board. Describe how data is moved around the system MOST Also be able to describe the purpose of each hardware component SOME Also be able to describe in detail the purpose of each hardware component, giving details about how each could be upgraded (B) (A)