problem 1)a) prepare down the challenges of design and development of embedded system.
b) Briefly describe the difference between waterfall and spiral development module. Describe the suitability w.r.t embedded system.
problem 2)a) Describe ARM thumb mode and describe the advantages of the same with appropriate exs.
b) Describe the branching and pipelining function in SHARC processor with appropriate exs.
problem 3)a) Draw functional diagram of SHARC processor. Describe the functionality of each of the peripheral therein in brief.
b) Describe the Dual port memory architecture of the SHARC processor along with the role of DMA channels.
problem 4) Design cash register system for small hotel serving about 100 items.
a) The cash register is a standalone system to issue cash bills on the counter. The list of items is pre stored format and accessible through two character code. The cost of each item is also pre stored. The device maintains daily sales account downloadable through serial port in CSV format file.
b) The device has 64 × 220 LCD screen interface displaying 8 × 40 character format display. It has alphanumeric keyboard interface to input item code and quantity of item.
c) The final bill is printed with alphanumeric printer with essential details.
Expected Design level:
i) Customer requirement specifications.
ii) System level block diagram.
iii) Behavioural functionality of the device.
iv) Display and bill formats.
v) Data base of storage of item code, item description and cost.
vi) Item code, item description, item cost upload file format and daily account record download file format.