SIYI MK15 User Manual

MK15 User Manual V1.4
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2023 SIYI Technology, All Rights Reserved
4.8 SIYI Datalink SDK
SIYI links can be integrated to customers’ own network or ground station by
acquiring SDK communication protocol.
4.8.1 Format
Field
Index
Bytes
Description
STX
0
2
0x5566: starting mark
CTRL
2
1
0: need_ack (if the current package need “ack”)
1: ack_pack (if the package is an “ack” package)
2-7: Reserved
Data_len
3
2
Data field byte length.
Low byte in the front.
SEQ
5
2
Frame sequence (0~65535) .
Low byte in the front.
CMD_ID
7
1
Command ID
DATA
8
Data_len
Data
CRC16
2
CRC16 check to the complete data package.
Low byte in the front.
4.8.2 Commands
Request Remote Controller Hardware ID
CMD_ID:0x40 ------ Request Remote Controller Hardware ID
Send data format
No.
Data Type
Data Name
Data Description
ACK data format
Uint8_t
hardware_id[
12]
Hard ID String (10 digits)
Example:
Send (HEX): 55 66 01 00 00 00 00 40 81 9c
Response (HEX): 55 66 02 0C 00 09 00 40 36 38 30 31 31 33 30 31 31 31 00 00 7b 8b
Request Remote Controller System Settings

SIYI MK15 Specifications

General

Frequency	2.4GHz
Channels	16
Operating System	Android
Operating Frequency	2.4 GHz
Low-Voltage Alarm	Yes
Operating Voltage	7.4V
Video Transmission	1080p
Charging Port	USB Type-C
Ports	HDMI, USB, Micro SD
Transmission Range	8-15 km (depending on environment)
Endurance	6-8 hours
Compatibility	SIYI cameras and drones