Research Article
[Retracted] Secure Internet of Things Gateway Technology Based on Multicommunication Methods
Table 3
Summary of operating voltage of system peripheral modules.
| Voltage level | Module name |
| 5 V | PMIC | 3.3 V | 3G, RS-485, CAN, NET, Zibgce, RF, Nand flash | 1.8 V | 3G_USB2.O | Other | GPIO and reset circuit module name |
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