Key facts
- Manuals
- 3
- Languages
- ZH
- Last added
- 2012-02-28
Featured Beijing亿学通 manuals
Dallas DS18B20 Temperature Sensor Manual
This manual describes the DS18B20 digital temperature sensor, a 3‑pin TO‑92 device produced by Dallas. It outlines the sensor's temperature range of –55 °C to +125 °C, supply voltage of 3 V‑5.5 V, programmable resolution of 9‑12 bits, and its ability to be paralleled on a single bus.
The document details the one‑wire communication protocol, including ROM and function commands, timing diagrams for read/write operations, and example assembly code for initializing, reading, and configuring the sensor. It also includes programming notes for setting alarm thresholds and resolution. This manual is written in Chinese.
Covers: Overview · Pinout and Package · Internal Structure · ROM Commands · Function Commands · Initialization Sequence
Beijing Yixuetong GP2D12 Infrared Range Finder User Manual
This manual explains the principle of operation of the GP2D12 infrared range‑finding module, its hardware connections, and how to integrate it into a robot platform. It also covers the sensor's electrical characteristics, power requirements and typical usage scenarios.
Detailed sections describe linearizing the non‑linear output, filtering noisy measurements, and provide example programs and data tables for accurate distance calculation. Appendices list supplemental files such as demo code and reference documents. This manual is written in Chinese.
Covers: Introduction · Principle of Operation · Technical Specifications · Hardware Connection · Linearization · Filtering
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Dallas DS18B20 Temperature Sensor Manual
User Manual 9 pages · ZHThe Dallas DS18B20 temperature sensor manual provides specifications, wiring, command sequences and programming examples.
Beijing Yixuetong GP2D12 Infrared Range Finder User Manual
User Manual 15 pages · 1.2 MB · ZHInstructions, specifications and linearization methods for the GP2D12 infrared distance sensor.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Beijing亿学通 manuals
What temperature range does the DS18B20 support?
It operates from –55 °C up to +125 °C.
How many DS18B20 sensors can be connected on a single bus?
Multiple DS18B20 devices can be paralleled on a 3‑wire (VDD, DQ, GND) or 2‑wire (DQ, GND) bus.
What is the output voltage range of the GP2D12?
The sensor outputs an analog voltage from 0.4 V to 2.4 V, corresponding to distances from 80 cm down to 10 cm.
From: Beijing Yixuetong GP2D12 Infrared Range Finder User Manual
What power supply voltage does the GP2D12 require?
It operates from a supply voltage of 4.5 V to 5.5 V.
From: Beijing Yixuetong GP2D12 Infrared Range Finder User Manual