User's Manual

HF-BL100-CU Low Energy Bluetooh（BLE 4.0）Module User Manual
Shanghai High Flying Electronics Technology Co., Ltd www.hi-flying.com - 47
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7. APP COMMAND
7.1. Channel and Data Description
 APP command don‟t send in groups
 Max data of one group command is 20 bytes
 Data Channel：0x2B13 send WriteWithResponse and receive notify
7.2. Data Format
 Bye length （1 byte）+ command type（1 byte）+ command content（max 18 bytes）
 APP-->MODULE
Table 11 Command Data from APP to Module
Byte
length
Data[0]
1 byte
Include all byte of command type and command content
Command
type
Data[1]
1 byte
0x0E： utmost 18 bytes in one group AT command
0x0F: send verify code
Command
content
Data[2]~
data[19]
18 bytes
Details refer to command list (command type)
 APP<--MODULE
Table 12 Feedback Data from Module to APP
Byte
length
Data[0]
1 byte
Including all bytes from command type and
command content
Feedback
type
Data[1]
1 byte
0x0E：max 18 bytes in one group AT command
0x0F: feedback verify result
Command
content
Data[2]~
data[19]
18 bytes
Details refer to feedback list（feedback type）