用户手册 — Beijing HangRuiTuoYu Technology Co. Ltd HRTYZB211

目录

• Overview

  5
• Module Specifications

  6
• HRZB211 Interface Pin Definitions

  7
• Firmware Capabilities Specification

  9
• Absolute Maximum Ratings

  10
• Operating Conditions

  11
• Theory of Networking Operations

  12
• Wireless Networking Topologies

  12
• Connectivity Topology Versus Routing Topology

  12
• Star Topology

  13
• Peer-to-peer (Mesh) Topology

  14
• Topology Selection

  15
• Quick Steps in Establishing an HRZB211 Network

  16
• Special Note: Establishing a Full Mesh Network

  16
• About the Mesh Topology Configuration of Module

  16
• HRZB211 Command Set

  18
• AT Command Mode

  18
• AT Register Table

  19
• AT Command Error Codes

  24
• Binary Mode

  24
• Generic Frame Format

  25
• Control Header Field

  25
• Link Quality Indicator

  26
• Destination Address Field

  26
• Payload Length Field

  26
• Payload Field

  27
• XOR Checksum Field

  27
• User Command Request Frame

  27
• HRZB211 Command Request Code Summary

  28
• HangRuiTuoYu Command Response Format

  29
• HangRuiTuoYu Data Request Frame

  30
• HangRuiTuoYu Acknowledgment Frame

  31
• HangRuiTuoYu Command Synopsis

  32
• Example of installation

  40
• Code of PC obtain the module’s firmware version information

  41
• Terminologies and Acronyms

  45
• Mechanical Drawings and Ordering Information

  46
• 11.1 HRZB211 Dimensions

  46
• 11.2 Re-flow Temperature Specifications

  47
• 11.3 Solder Paste Recommendations

  47
• 11.4 Ordering Information

  47
• 11.5 Photos of Product

  48