Charging Device Digital Communication Modules Adaptability
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Solution Overview
Problem
Conventional battery packs are incompatible with various types of external devices due to their undiversified communication terminals, limiting their use as technology evolves.
Innovation Solution
A charging device and battery pack system that includes multiple digital communication modules and terminals, allowing for adaptable digital communication in different communication manners, such as CAN and serial communication, to ensure compatibility with diverse external devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional battery pack uses a single type of communication terminal (analog or digital), then the device structure is simple, but it becomes incompatible with external devices that require different communication types
Solution Approach 1:
The battery pack is equipped with multiple types of communication terminals (both analog and digital) and multiple communication modules that can adaptively switch between different communication protocols. This allows a single battery pack design to interface with various external devices using different communication standards, achieving universal compatibility without requiring multiple specialized battery pack designs
2Adaptability or versatility
If the battery pack includes multiple communication modules for different protocols, then compatibility with external devices is improved, but the device complexity increases
Solution Approach 1:
The control module dynamically selects and activates the appropriate communication module based on the type of external device detected. The system can switch between analog and digital communication modes, and between different digital protocols (such as CAN and serial communication), thereby adapting to different communication requirements without maintaining all modules simultaneously active, which reduces the effective complexity
Data Source
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AI summary
This disclosure relates to the field of electric tool technologies, and specifically discloses a charging device, a battery pack, an external device, and a data transmission system. The charging device includes at least a first digital communication module, a second digital communication module, and a first digital signal terminal and a second digital signal terminal respectively connected to the first digital communication module and the second digital communication module. When the charging device is connected to the battery pack, the charging device can perform digital communication with the battery pack through at least one of the digital communication terminals. Therefore, adaptability of the charging device is improved.