Question: O Figure 2(c) shows the system address bus of the 8085 microprocessor being interfaced with 8255 Programmable Peripheral Interface (PPI). A2 (iii) AD A1

c) Figure 2(c) shows the system address bus of the 8085 microprocessor being interfaced with 8255 Programmable Peripheral Int

O Figure 2(c) shows the system address bus of the 8085 microprocessor being interfaced with 8255 Programmable Peripheral Interface (PPI). A2 (iii) AD A1 AD A1 12 8255 Port A Port C Port B Figure 2(c) Analyse the following in the above interfacing circuit: the interfacing technique used the Port A, B, C, and the control word address the Control word if the system is operated in mode 0 [2 marks] [8 Marks] [2 marks]

Step by Step Solution

★★★★★

3.43 Rating (166 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Answer Part A The interfacing technique used here is IO interfacing techniq... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Electrical Engineering Questions!

10- calculate the truck factor for the folling vechicle with load of 1k kips with dual tire and the front is load with 12 kips and single tier., the number of passes for each axle is 100 and the...

Q3. (a) (b) For the following boundary value problem, use CTCS scheme with Ax = 0.1 to approximate u (5.0.2) u (1.0.2) and u (2,0.2). 5 2u Ju for d1 dx u(0, t) = u(x,t) = 0 u(x,0) = sin (2x), 0

Only 1 percent of the world supply of water is fit for human consumption. Some places have more water than they can use; some could use much more than they have. The 1 percent available would be...

Calculate the convexity for a three-year 3.5% coupon rate with a face value of $500,000 loan with amortised payments? Use this information to determine the impact on the market value of the amortised...

AVM is 21 year old asian who is a new patient in the pharmacy where you work. He presents a prescription for CBZ 100 mg 1 tab BID with instructions to increase to 200 mg 1 tab TID. Currently, he is...

Suppose the model of Exercise 24 is replaced by the equations (a) According to these equations, what happens to the insect population in the absence of birds? (b) Find the equilibrium solutions and...

1. Use methods of descriptive statistics to summarize the data. 2. Develop an estimated simple linear regression model that can be used to predict the alumni giving rate, given the graduation rate....

On earth a block has a weight of 88 N. This block is sliding on a horizontal surface on the moon, where the acceleration due to gravity is 1.60 m/s2. As the figure shows, the block is being pulled by...

Scientists often use the logistic growth function to model population growth, where P 0 is the initial population at time t = 0, K is the carrying capacity, and r 0 is the base growth rate. The...

Figure P22.39 shows the voltage across an inductor with L = 20 mH. (a) At what time is the energy stored in the inductor a maximum? What is the energy at that moment? (b) At what time is the energy...

What is the maximum 30 year conforming mortgage you can receive if your gross annual income is $120,000 if the 30 year mortgage rate is 5.5%. Property Taxes and Insurance is $350/month You have no...

Hardyke Group operates a local after-school recreation and activities program. The Education Department is a state governmental agency. Hardyke has an agreement with the Department to provide...

C TBM aw 2 Exercise 16-38 (Static) Flexible Budget (LO 16-2) 52 nts Golden Food Products produces special-formula pet food. The company carries no inventories. The master budget calls for the company...

Abercrombie & Fitch Co.-Transactions and Financial Statements Abercrombie & Fitch Co., a Delaware corporation, is principally engaged in the purchase, distribution and sale of men's, women's and...

Splish Brothers Inc.'s comparative balance sheets are presented below. Splish Brothers Inc. Comparative Balance Sheets December 31 Cash Accounts receivable Land Buildings 2022 2021 $ 14,700 $11,000...

Consider the following classic portfolio choice problem. Two assets are available to an investor at time t. One is riskless, with simple return Rf from time t to t+1 , and the other is risky. The...

PART A Foreign Investment Funds Clyde is a New Zealand tax resident who deals in shares. He owns a number of shares in New Zealand publicly-listed companies. He also owns shares in foreign companies...

Maria Castigliani is head of the purchasing department of Ambrosiana Merceti, a medium-sized construction company. One morning she walked into the office and said, The main problem in this office is...

a. Convert the number 123.57 10 15 to the format SEEM M M M, with the exponent stored excess-49. The implied decimal point is to the right of the first mantissa digit. b. What is the smallest number...

The TCP/IP protocol suite appears to have no equivalents to the OSI session and presentation layers. How are the services provided by those layers handled in TCP/IP? Be as specific as you can when...

Explain the purpose of a spawning operation. What is the result when the spawning operation is complete?

John Thurgood founded a company that translates Chinese books into English. His company is currently testing a computer-based translation service. Since Chinese symbols are difficult to translate,...

USA Today recently reported that about one-third of eligible workers havent enrolled in their employers 401(k) plans. Costco has been contemplating new incentives to encourage more participation from...

Lucky Dogs sells spicy hot dogs from a pushcart. The owner of Lucky Dogs is open every day between 11:00 a.m. and 1:00 p.m. Assume the demand for spicy hot dogs follows a Poisson distribution with a...