Circuit based on single-chip microcomputer database synchronization

The utility model provides a circuit based on single-chip microcomputer database synchronization, and the circuit comprises a single-chip microcomputer circuit which comprises a single-chip microcomputer chip U1 and a microprocessor monitor U8; the SRAM memory circuit comprises a first SRAM chip U18, a second SRAM chip U19, a third SRAM chip U20, a first NAND gate chip U9 and a second NAND gate chip U10, the Ethernet interface circuit comprises an Ethernet chip U11 and an Ethernet interface PB01; wherein the single-chip microcomputer circuit is connected with the SRAM memory circuit and the Ethernet interface circuit, and the Ethernet interface circuit is connected with a local server and a cloud server. According to the utility model, a traditional computer network database system and anoperating system are not needed, so that the equipment cost is reduced; maintenance by specially-assigned persons is not needed, and labor cost is reduced. 本实用新型提供了一种基于单片机数据库同步的电路，包括：单片机电路，其包括：单片机芯片U1、微处理器监控器U8；SRAM存储器电路，其包括：