SIYI MK15 User Manual

MK15 User Manual V1.4
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2: Mode 3
3: Custom
Uint8_t
reserved
ACK Data Format
int8_t
sta
1: ok
Negative number means error
Request Remote Control Channels
CMD_ID:0x42 ------ Request Remote Control Channel Data
Send data format
No.
Data Type
Data Name
Data Description
Uint8_t
freq
Output Frequency
0: OFF
1: 2Hz
2: 4Hz
3: 5Hz
4: 10Hz
5: 20Hz
6: 50Hz
7: 100Hz
ACK data format
1
int16_t
CH1
Two bytes in each channel (default
1050~1950)
2
int16_t
CH2
3
int16_t
CH3
…….
int16_t
……..
16
int16_t
CH16
Mark:
Enabling RC channel output will affect telemetry communication as they are using the same port.
Example:
Send (HEX):
55 66 01 01 00 00 00 42 02 B5 C0 (4 Hz)
55 66 01 01 00 00 00 42 00 F7 E0（OFF）
Response (HEX) (2 Hz):
55 66 00 20 00 99 00 42 DC 05 DC 00 DC 05 DC 05 DC 05 DC 05 DC 05 DC 05 DC 05 DC 05 DC 05 1A 04
DC 05 DC 05 1A 04 1A 04 FF 88

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