Research Article
Energy and Delay Optimization of Heterogeneous Multicore Wireless Multimedia Sensor Nodes by Adaptive Genetic-Simulated Annealing Algorithm
Table 2
Multicore scheduling result by using the GASA algorithm.
| Fire detection application tasks | Current and time of running tasks on each core | Scheduling result by GASA | AVR core | ARM core | DSP unit | (mA) | (ms) | (mA) | (ms) | (mA) | (ms) |
| Scalar data sampling | 14.5 | 580 | 17.6 | 550 | N/A | AVR | Multimedia data sampling | 69.7 | 1120 | 55.3 | 980 | ARM | Data storage (1K bytes) | 16.3 | 1030 | 20.9 | 580 | ARM | Signal processing | 9.9 | 2680 | 19.7 | 50 | 26.3 | 18 | DSP | Scalar data transmission | 20.9 | 132 | 21.8 | 139 | N/A | AVR | Multimedia data transmission | N/A | 375 | 32 | ARM |
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