User's Manual

CONTENTS
1. OVERVIEW ........................................................................................................................................................................................................................ 3
1.1 INTRODUCTION .................................................................................................................................................................................................................................... 3
1.2 FEATURES ............................................................................................................................................................................................................................................. 3
1.3 APPLICATION ............................................................................................................................................................................................................................. 4
2. SPECIFICATION AND PARAMETER .......................................................................................................................................................................... 4
2.1 LIMIT PARAMETER ............................................................................................................................................................................................................................... 4
2.2 OPERATING PARAMETER .................................................................................................................................................................................................................... 4
3 SIZE AND PIN DEFINITION ................................................................................................................................................................................................. 6
4. CONNECT TO MCU ............................................................................................................................................................................................................... 8
5 FUNCTION DESCRIPTION ................................................................................................................................................................................................... 9
5.1 FIXED TRANSMISSION ......................................................................................................................................................................................................................... 9
5.2 BROADCASTING TRANSMISSION ....................................................................................................................................................................................................... 9
5.3 BROADCASTING ADDRESS............................................................................................................................................................................................................... 10
5.4 MONITOR ADDRESS .......................................................................................................................................................................................................................... 10
5.5 RESET ................................................................................................................................................................................................................................................. 10
5.6 AUX DESCRIPTION........................................................................................................................................................................................................................... 10
5.6.1 Indication of UART output .................................................................................................................................................................................................... 10
5.6.2 Indication of wireless transmitting ...................................................................................................................................................................................... 11
5.6.3 Configuration procedure of module .................................................................................................................................................................................... 11
5.6.4 Notes for AUX ......................................................................................................................................................................................................................... 11
6 OPERATING MODE .............................................................................................................................................................................................................. 12
6.1 MODE SWITCHING ............................................................................................................................................................................................................................ 12
6.2 NORMAL MODE（MODE 0） ......................................................................................................................................................................................................... 13
6.3 WOR TRANSMITTING MODE（MODE 1） ................................................................................................................................................................................... 13
6.4 WOR RECEIVING MODE（MODE 2） ........................................................................................................................................................................................... 13
6.5 DEEP SLEEP MODE（MODE 3） ..................................................................................................................................................................................................... 14
7 REGISTER READ AND WRITE CONTROL.................................................................................................................................................................... 14
7.1 COMMAND FORMAT ......................................................................................................................................................................................................................... 14
7.2 REGISTER DESCRIPTION .................................................................................................................................................................................................................. 15
7.3 FACTORY DEFAULT PARAMETER .................................................................................................................................................................................................... 17
8 CONFIGURATION INSTRUCTIONS ON COMPUTER ................................................................................................................................................ 18
9 HARDWARE DESIGN ........................................................................................................................................................................................................... 18
10 FAQ ........................................................................................................................................................................................................................................... 19
10.1 COMMUNICATION RANGE IS TOO SHORT..................................................................................................................................................................................... 19
10.2 MODULE IS EASY TO DAMAGE ..................................................................................................................................................................................................... 20
10.3 BER(BIT ERROR RATE) IS HIGH .................................................................................................................................................................................................. 20
11 PRODUCTION GUIDANCE ............................................................................................................................................................................................... 20