Research Article
Development of an IoT-Based Indoor Air Quality Monitoring Platform
Table 1
Specifications of the STM 32 F407IG microcontroller.
| Specification | Value |
| Instruction set | ARM Coretex-M4 (32-bit) | Flash memory | 1024 Kbytes | SRAM (system) | 192 Kbytes | SRAM (system) | 4 Kbytes | 12-bit ADC number of channels | 24 | 12-bit DAC number of channels | 2 | Maximum CPU frequency | 168 MHz | Operating voltage | 1.8 V to 3.6 V | Operating temperature range | -40 to 125 Celsius |
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