Question: (b) The control system for an embedded system has 4 concurrent tasks running on a single microcontroller as given in Table Q2(b). Task 1

(b) The control system for an embedded system has 4 concurrent tasks running on a single microcontroller as given in Table Q2(b). Task 1 and 3 are hard real time, while Task 2 and 4 are soft real time. (i) (ii) Task 1 2 3 4 Period (ms) 80 30 50 40 Table Q2(b) CPU resources (ms) 10 10 2 10 Deadline (ms) 80 (hard) 35 (soft) 50 (hard) 45 (soft) Construct an appropriate priority assignment for each of the 4 tasks according to the rate monotonic scheduling (RMS) algorithm. (4 marks) Assess the ability of each task to meet its deadline based on the worst-case completion time of RMS calculation. (11 marks)

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