Ebyte E32-400T20S, User Manual

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Chengdu Ebyte Electronic Technology Co,;Ltd E32-400T20S User Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co,;Ltd 1
CONTENTS
1. OVERVIEW..................................................................................................................................... 3
1.1
INTRODUCTION
.............................................................................................................................................................. 3
1.2
FEATURES
.......................................................................................................................................................................3
2.S
PECIFICATION AND PARAMETER
......................................................................................................................................4
2.1 L
IMIT PARAMETER
......................................................................................................................................................... 4
2.2 O
PERATING PARAMETER
................................................................................................................................................ 4
3 SIZE AND PIN DEFINITION......................................................................................................... 5
4. CONNECT TO MCU.......................................................................................................................6
5 FUNCTION DESCRIPTION...........................................................................................................7
5.1 F
IXED TRANSMISSION
....................................................................................................................................................7
5.2 B
ROADCASTING TRANSMISSION
.................................................................................................................................... 7
5.3 B
ROADCASTING ADDRESS
............................................................................................................................................. 7
5.4 M
ONITOR ADDRESS
....................................................................................................................................................... 8
5.5 R
ESET
............................................................................................................................................................................ 8
5.6 AUX
DESCRIPTION
........................................................................................................................................................ 8
5.6.1 Indication of UART output.....................................................................................................................................8
5.6.2 Indication of wireless transmitting........................................................................................................................ 8
5.6.3 Configuration procedure of module.......................................................................................................................9
5.6.4 Notes for AUX........................................................................................................................................................9
6 OPERATING MODE..................................................................................................................... 10
6.1 M
ODE SWITCH
............................................................................................................................................................. 10
6.2 N
ORMAL MODE
(
MODE
0)............................................................................................................................................11
6.3 W
AKE
-
UP MODE
(
MODE
1)...........................................................................................................................................11
6.4 P
OWER
-
SAVING MODE
(
MODE
2)..................................................................................................................................11
6.5 S
LEEP MODE
(
MODE
3)................................................................................................................................................ 12
7 COMMAND FORMAT..................................................................................................................12
7.1 D
EFAULT PARAMETERS
................................................................................................................................................ 12
7.2 R
EADING OPERATING PARAMETERS
.............................................................................................................................13
7.3 R
EADING VERSION NUMBER
........................................................................................................................................13
7.4 R
ESET COMMAND
........................................................................................................................................................ 13
7.5 P
ARAMETER SETTING COMMAND
.................................................................................................................................13
8. HARDWARE DESIGN................................................................................................................. 15
9 FAQ...................................................................................................................................................16
9.1 C
OMMUNICATION RANGE IS TOO SHORT
......................................................................................................................16
9.2 M
ODULE IS EASY TO DAMAGE
.....................................................................................................................................16
9.3 BER(B
IT
E
RROR
R
ATE
)
IS HIGH
................................................................................................................................17
10 P
RODUCTION GUIDANCE
...............................................................................................................................................17
10.1 R
EFLOW SOLDERING TEMPERATURE
......................................................................................................................... 17