Bus Systems

Difference Between Bus System and Branch System in Alarm Hosts

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Bus System refers to all device nodes, such as zone modules and alarm devices, being connected to two communication lines. Regardless of how many devices there are, they can share these communication lines. Branch System means that all connected devices must use independent communication lines to connect to the host. For example: When an alarm … Read more

Differences Between RS-485 and CAN-bus

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Differences Between RS-485 and CAN-bus

In bus systems, both RS-485 and CAN-bus are commonly used buses, each with unique characteristics and application scenarios, widely applied. Today, let’s discuss their differences. 1. What is RS-485? RS-485 is a serial communication protocol that has been around since the mid-1980s, originally defined for industrial market applications. It uses differential signaling with negative logic, … Read more