SIYI A2mini User Manual

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A2 mini User Manual V1.1

A2 mini

ULTRA WIDE ANGLE

FPV GIMBAL

USER MANUAL

V1.1

June 2023

2023 SIYI Technology Copyright

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Page 1 A2 mini User Manual V1.1 A2 mini ULTRA WIDE ANGLE FPV GIMBAL USER MANUAL V1.1 June 2023 2023 SIYI Technology Copyright...
Page 2 To ensure you a good experience of the product, please read this manual carefully. If you encounter any issue using the product, please consult the manual or check the online pages of this product on SIYI official store (https://shop.siyi.biz). You can also write an email to SIYI official A/S center (support@siyi.biz).
Page 3 A2 mini User Manual V1.1 SIYI User Group - Facebook SIYI Official Store (https://shop.siyi.biz) SIYI Official AliExpress Store (https://siyi.aliexpress.com) SIYI YouTube Channel (https://www.youtube.com/c/SIYITech) 2023 SIYI Technology Copyright...
Page 4: Table Of Contents
2 GET READY TO USE A2 MINI ........................9 2.1 Installation ............................9 3 GIMBAL CONTROL ..........................10 3.1 Control through SIYI FPV App or SIYI QGC App on SIYI Handheld Ground Station ......10 3.1.1 Preparation ..........................10 3.1.2 Gimbal Pitch Rotation .........................12 3.2 Control through PWM / S.Bus Signal (Taking an Example of MK15) ..........
Page 5 4.5.1 Video Output to Android Device ....................41 4.5.2 Video Output to Windows Device ....................42 4.6 Common IP Addresses ........................44 5 SIYI FPV APP ............................45 5.1 Settings ..............................47 5.2 Link Status ............................48 5.3 Gimbal Camera ..........................49 5.4 About SIYI FPV ..........................
Page 6: Read Tips
SIYI Technology is not obliged to any of the damage, loss, or injury. It is prohibited to use SIYI products for military purpose. Users under 14 years’ old should follow an 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 7: Storage/Carrying/Recycling
Disassembling or modification to the system is prohibited without permission from its manufacturer, SIYI Technology. Storage/Carrying/Recycling When your SIYI products are stand idle, or you are bringing it outdoors, or the system reached service life, then please do read the precautions below. CAUTION Always place your SIYI products at places where babies or kids do not reach.
Page 8: Introduction
Powerful distortion correction algorithm makes A2 mini’s image smooth and natural. *SIYI FPV app is suggested for checking FPV image and SDK is available for developers and manufacturers. 1080P Full HD Starlight FPV A2 mini FPV gimbal’s ultra-sensitive starlight CMOS can keep image bright even in low light environment.
Page 9 A2 mini User Manual V1.1 A2 mini FPV gimbal is applied with industry-level stabilizing technology and high-precision FOC control algorithms. Operator can control the tilt angle. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 12: Technical Specification
Summit 12 W Working Temperature -10 ~ 50 ℃ Dimension 65*43*50 mm Weight 85 g Gimbal Controllable Pitch Angle -90° ~ 25° Camera Horizontal 160° Image Sensor 1/2.7-inch, 2 MP effective resolution 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 13: Packing List
(Using with the fixing board to mount the gimbal, including 6 x Hex Socket Cap Screw M2.5*5, 10 x Cross Recessed Flat Head Screw M2.5*10, 8 x M2.5 Nut Black) 1 x A8 mini Mounting Board & Damper Pack (For mounting and fixing gimbal and stabilization) 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 14: Get Ready To Use A2 Mini
Screw Holes’ Position and Distance Mark The specs of the screws for fixing the four tube screws are M.25*8 mm. Quantity: 4. Welcome to contact SIYI to get the SIYI Gimbal 3D Model for pre-installation. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 15: Gimbal Control
3.1 Control through SIYI FPV App or SIYI QGC App on SIYI Handheld Ground Station Gimbal connects to air unit directly to control gimbal rotation, gimbal functions, and video display in SIYI FPV app or SIYI QGC app when the air unit is communicating with the ground station. 3.1.1 Preparation It is necessary to prepare the tools, firmware, and software below before controlling gimbal camera in this way.
Page 16 2. Connect the air unit’s Ethernet port to the gimbal. 3. Update SIYI FPV app to the latest. 4. Run SIYI FPV app, go to “Settings” and select the relevant SIYI camera type with main / sub stream, video stream will display. Gimbal motion and camera functions can be controlled by ground station touchscreen.
Page 17: Gimbal Pitch Rotation
A2 mini User Manual V1.1 3.1.2 Gimbal Pitch Rotation While SIYI FPV App or SIYI QGC app is running, Sliding on touchscreen can control gimbal rotation. Sliding up and down is gimbal pitch rotation. Double tap touchscreen, gimbal will automatically center.
Page 18 SIYI gimbals)  A2 mini FPV Gimbal Mark Above products can be purchased from SIYI directly or from SIYI authorized dealers.  SIYI TX App (v1.1.235 or latest version) Mark Above app can be downloaded from relevant product page on SIYI official website.
Page 19 Steps for SBUS Control 1. Power the air unit and bind it with the remote controller. 2. Connect A2 mini gimbal to the air unit’s Ethernet port. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 20 A2 mini User Manual V1.1 3. Run SIYI TX app on the remote controller. 4. Go to “Channel Settings” and assign a joystick, a dial, a switch, or a button to channel 15. 5. For the assigned channel, operate the relevant joystick, dial, switch, or button to confirm if it is working normally.
Page 21: Ethernet Sdk Protocol Control
A2 mini User Manual V1.1 3.3 Ethernet SDK Protocol Control SIYI gimbal camera provides control protocol for all customers. Please refer to the below guide for secondary development based on SIYI gimbal camera. 3.3.1 SDK Protocol Format Field Index Bytes...
Page 22 0: Stop zooming in / out (send when int8_t zoom released from control command) -1: Start zooming out ACK data format Current (hybrid) zoom multiples, uint16_t zoom_multiple (zoom_multiple / 10, accurate to one 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 23 Integer of the max zoom value uint8_t zoom_max_float Float of the max zoom value Mark: This command is available only for models which can zoom. Manual Focus CMD_ID:0x06------Manual Focus Send data format Data Type Data Name Description 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 24 Under this command A2 mini can only control pitch rotation. Center CMD_ID:0x08------Center Send data format Data Type Data Name Description uint8_t center_pos 1: gimbal centers to position 0 ACK data format 1: Success uint8_t 0: Fail 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 25 CVBS output ON Mark: Under this command A2 mini can only acquire “Gimbal Mounting Method”. Function Feedback Information CMD_ID:0x0B------Function Feedback Information Send data format Data Type Data Name Description ACK data format 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 26 ACK data format No ack Mark: This command is not available for A2 mini. Acquire Gimbal Attitude CMD_ID:0x0D------Acquire Gimbal Attitude Send data format Data Type Data Name Description 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 27 2. The actual angle data returned to be divided by 10 is the actual degree, accuracy in one decimal place. Acquire Camera Image Type CMD_ID:0x10------Acquire Camera Image Type Send data format Data Type Data Name Description ACK data format uint8_t vdisp_mode Camera Image Mode: 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 28 Thermal. Sub: Wide Angle) 1: Split Screen (Main: Wide Angle & uint8_t vdisp_mode Thermal. Sub: Zoom) 2: Split Screen (Main: Zoom & Wide Angle. Sub: Thermal) 3: Single Image (Main: Zoom. Sub: 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 29 Y coordinate of the starting point of uint16_t starty the box X coordinate of the ending point of the uint16_t endx Y coordinate of the ending point of the uint16_t endy 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 30 X coordinate of the max temperature uint16_t temp_max_x in the full screen Y coordinate of the max temperature uint16_t temp_max_y in the full screen uint16_t temp_min_x X coordinate of the min temperature in 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 31: Sdk Communication Interface
 Port Number: 37260  Heartbeat Package Data: 55 66 01 01 00 00 00 00 00 59 8B 3.3.4 SIYI Gimbal Camera SDK Communication Code Examples Zoom 1 55 66 01 01 00 00 00 05 01 8d 64...
Page 33: Sdk Crc16 Code
= crc_init; while (len--!=0) temp=(crc>>8)&0xff; oldcrc16=crc16_tab[*ptr^temp]; crc=(crc<<8)^oldcrc16; ptr++; //crc=~crc; //?? return(crc); uint8_t crc_check_16bites(uint8_t* pbuf, uint32_t len,uint32_t* p_result) uint16_t crc_result = 0; crc_result= CRC16_cal(pbuf,len, 0); *p_result = crc_result; 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 34 {0x0,0x1021,0x2042,0x3063,0x4084,0x50a5,0x60c6,0x70e7, 0x8108,0x9129,0xa14a,0xb16b,0xc18c,0xd1ad,0xe1ce,0xf1ef, 0x1231,0x210,0x3273,0x2252,0x52b5,0x4294,0x72f7,0x62d6, 0x9339,0x8318,0xb37b,0xa35a,0xd3bd,0xc39c,0xf3ff,0xe3de, 0x2462,0x3443,0x420,0x1401,0x64e6,0x74c7,0x44a4,0x5485, 0xa56a,0xb54b,0x8528,0x9509,0xe5ee,0xf5cf,0xc5ac,0xd58d, 0x3653,0x2672,0x1611,0x630,0x76d7,0x66f6,0x5695,0x46b4, 0xb75b,0xa77a,0x9719,0x8738,0xf7df,0xe7fe,0xd79d,0xc7bc, 0x48c4,0x58e5,0x6886,0x78a7,0x840,0x1861,0x2802,0x3823, 0xc9cc,0xd9ed,0xe98e,0xf9af,0x8948,0x9969,0xa90a,0xb92b, 0x5af5,0x4ad4,0x7ab7,0x6a96,0x1a71,0xa50,0x3a33,0x2a12, 0xdbfd,0xcbdc,0xfbbf,0xeb9e,0x9b79,0x8b58,0xbb3b,0xab1a, 0x6ca6,0x7c87,0x4ce4,0x5cc5,0x2c22,0x3c03,0xc60,0x1c41, 0xedae,0xfd8f,0xcdec,0xddcd,0xad2a,0xbd0b,0x8d68,0x9d49, 0x7e97,0x6eb6,0x5ed5,0x4ef4,0x3e13,0x2e32,0x1e51,0xe70, 0xff9f,0xefbe,0xdfdd,0xcffc,0xbf1b,0xaf3a,0x9f59,0x8f78, 0x9188,0x81a9,0xb1ca,0xa1eb,0xd10c,0xc12d,0xf14e,0xe16f, 0x1080,0xa1,0x30c2,0x20e3,0x5004,0x4025,0x7046,0x6067, 0x83b9,0x9398,0xa3fb,0xb3da,0xc33d,0xd31c,0xe37f,0xf35e, 0x2b1,0x1290,0x22f3,0x32d2,0x4235,0x5214,0x6277,0x7256, 0xb5ea,0xa5cb,0x95a8,0x8589,0xf56e,0xe54f,0xd52c,0xc50d, 0x34e2,0x24c3,0x14a0,0x481,0x7466,0x6447,0x5424,0x4405, 0xa7db,0xb7fa,0x8799,0x97b8,0xe75f,0xf77e,0xc71d,0xd73c, 0x26d3,0x36f2,0x691,0x16b0,0x6657,0x7676,0x4615,0x5634, 0xd94c,0xc96d,0xf90e,0xe92f,0x99c8,0x89e9,0xb98a,0xa9ab, 0x5844,0x4865,0x7806,0x6827,0x18c0,0x8e1,0x3882,0x28a3, 0xcb7d,0xdb5c,0xeb3f,0xfb1e,0x8bf9,0x9bd8,0xabbb,0xbb9a, 0x4a75,0x5a54,0x6a37,0x7a16,0xaf1,0x1ad0,0x2ab3,0x3a92, 0xfd2e,0xed0f,0xdd6c,0xcd4d,0xbdaa,0xad8b,0x9de8,0x8dc9, 0x7c26,0x6c07,0x5c64,0x4c45,0x3ca2,0x2c83,0x1ce0,0xcc1, 0xef1f,0xff3e,0xcf5d,0xdf7c,0xaf9b,0xbfba,0x8fd9,0x9ff8, 0x6e17,0x7e36,0x4e55,0x5e74,0x2e93,0x3eb2,0xed1,0x1ef0 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 35: Advanced Guide For Siyi Gimbal Sdk Integration
Before using the guide, please do read the chapter 3.3.1 to 3.3.5 of the user manual. This guide is using UDP protocol: 1. Go to chapter 3.3.4 of this manual for SIYI Gimbal Camera SDK Communication Code Examples and fill your required examples to “send_buff” following the below format in hexadecimal.
Page 36 #include <stdlib.h> #include <string.h> #include <errno.h> #include <sys/socket.h> #include <netinet/in.h> #include <arpa/inet.h> #include <unistd.h> #define RECV_BUUF_SIZE #define SERVER_PORT 37260 // Gimbal Camera (Server) Port #define SERVER_IP "192.168.144.25" // Gimbal Camera (Server) IP Addresses 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 37 (including IP addresses and port) addr_len: structure size of the receiving data addresses printf("Send HEX data\n"); socklen_t addr_len = sizeof(struct sockaddr_in); if(sendto(sockfd, send_buf, sizeof(send_buf), 0, (struct sockaddr *)&send_addr, addr_len) < 0) perror("sendto"); exit(1); 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 38: Control In Siyi Qgc Windows Software Through Hm30 Image Transmission System
3.4 Control in SIYI QGC Windows Software through HM30 Image Transmission System Gimbal connects to air unit directly to control gimbal rotation, gimbal functions, and video display in SIYI QGC Windows software when the air unit is communicating 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 39: Preparation
 SIYI HM30 Full HD Image Transmission System  A2 mini FPV Gimbal Mark Above products can be purchased from SIYI directly or from SIYI authorized dealers.  HM30 Ground Unit LAN to RJ45 Cable Mark Above tools come with product package.
Page 40 IP addresses conflict. For example, let’s assign “192.168.144.30” for the computer IP addresses. 5. Run SIYI QGC Windows software, go to “Comm Links – Video Settings”, and select “RTSP Video Stream” for “Source”, then enter the default RTSP addresses of SIYI gimbal camera, video stream will display.
Page 41: Gimbal Pitch Rotation
Drag the mouse on screen and hold it, gimbal will continue rotating unless there is a physical limit. Farther you hold it from the center of the screen, faster the gimbal rotates. 4 VIDEO OUTPUT A2 mini gimbal can only output video through Ethernet port. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 42: Output And Display Video Stream On Siyi Ground Station
Gimbal camera can connect to the air unit directly, then video will be displayed in SIYI FPV app or SIYI QGC app or other app that are compatible with SIYI link and SIYI gimbal camera when the air unit is communicating with the ground station.
Page 43 2. Connect the air unit’s Ethernet port with the gimbal. 3. Update SIYI FPV app to the latest. 4. Run SIYI FPV app, go to “Settings” and select the relevant SIYI camera type with main / sub stream, video stream will display. Gimbal motion and camera functions can be controlled by app touchscreen.
Page 44: Output Video Stream To Windows Device Through Hm30 Full Hd Image Transmission System
4.3 Output Video Stream to Windows Device through HM30 Full HD Image Transmission System Gimbal connects to HM30 air unit directly, then video will be displayed in SIYI QGC Windows software when the air unit is communicating with the ground unit.
Page 45: Solutions To No Image
2. Check Camera IP addresses and RTSP addresses. 3. If you are using SIYI FPV app, check the connection status, app version, video stream settings. 4. If you are using SIYI handheld ground stations, check the Ethernet switch in Android system.
Page 46: Video Output To Android Device
/ software you are using. 4.5.1 Video Output to Android Device 1. Input SIYI gimbal’s default IP addresses “192.168.144.25” in the “Ping Tools” app and check if the network communication is successful. If the tool responds, then check if the RTSP address in the application / software is correct.
Page 47: Video Output To Windows Device
4.5.2 Video Output to Windows Device 1. Use the “Win + R” key combo to wake up the “Run” program and input the command “cmd”. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 48 Successful Network Communication Network Communication Failed 2. Input SIYI gimbal camera’s default IP addresses “192.168.144.25” and press the “Enter” key to check if the communication is successful. If it is, please check the RTSP addresses in the software or try to switch to another software.
Page 49: Common Ip Addresses
Mark SIYI cameras released after ZT30 (including ZT30) start to use the new addresses. SIYI cameras released before ZT30 still use the old addresses, including ZR30, A2 mini, A8 mini, ZR10, R1M Recording FPV Camera, etc. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 50: Siyi Fpv App
Mark This chapter is edited based on SIYI FPV App v2.5.12.572. SIYI FPV App can be download from the relevant product pages on SIYI official website. SIYI FPV App compatible SIYI devices.  ZT30 Four-Sensor Optical Pod  ZR30 4K AI 180X Hybrid Zoom Optical Pod ...
Page 52: Settings
IP addresses, custom app interface, and switch video decoding type. About Settings Camera IP: Select between SIYI Camera 1 and SIYI Camera 2, between main stream and sub stream, select or input video stream RTSP addresses, disable image, or rotate the relevant image in 180 degrees.
Page 53: Link Status
OSD: Enable / disable standard OSD information. Mavlink OSD: Enable / disable Mavlink OSD information. Speed Unit: Switch speed unit between meter per seconds and kilometer per hour. Longitude and Latitude: Enable / disable information. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 54: Gimbal Camera
A2 mini User Manual V1.1 5.3 Gimbal Camera Configure the basic functions for SIYI gimbal cameras and cameras. About Gimbal Camera Video Resolution: Switch camera real-time streaming resolution between HD (720p) and Full HD (1080p). Distortion Correction: Turn on/off A2 mini gimbal’s distortion correction function.
Page 55 Firmware Upgrade Steps 1. Install the latest SIYI FPV app on your MK15 remote controller and save the firmware files into MK15 Android system storage in advance. 2. Make sure that MK15 remote controller is communicating with the air unit and A2 mini gimbal is already connected to the air unit.
Page 56 4. Tap the “Upgrade” button after the firmware upgrade option and find the relevant firmware. 5. Select the firmware and tap “OK”, and wait for “Upgrade Successful”. Then restart SIYI FPV app to confirm if the firmware is already the latest. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 57: About Siyi Fpv
A2 mini User Manual V1.1 5.4 About SIYI FPV Displays the software version of SIYI FPV and common contact information of SIYI Technology. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 58: After-Sale Service
6 After-sale Service If there were any questions or problems using SIYI Technology’s product, you can always try to send an email to SIYI Official A/S Center (support@siyi.biz) or consult your sales representative or dealer for answers or solutions. 6.1 Repair Service If your purchased SIYI products cannot work properly, please contact SIYI Official A/S Center for consulting.
Page 59: Warranty
It is requested beyond seven (7) calendar days of receiving a product. A product sent to SIYI for Return & Refund Service does not include all original accessories, attachments or packaging, or any item is not in new or like-new condition, i.e., with cracks, dents, or scratches.
Page 60: 15-Day Replacement
Damage is caused to the product by uncontrollable external factors, including fire, floods, high winds, or lightning strikes. A product is not delivered to SIYI within seven (7) calendar days after Return & Refund Service confirmation is sent from SIYI.
Page 61 Damage is caused by uncontrollable external factors, including fires, floods, high winds, or lightning strikes. Received product has not been sent back to SIYI seven (7) calendar days after replacement confirmation from SIYI. Proof of damage during transit issued by the carrier cannot be provided.
Page 62: 1-Year Warranty Repair
Charges may apply for services not covered by this Limited Warranty. Please contact SIYI for information specific to your location. Please note that the warranty service is only available in the respective SIYI service regions where you purchased your SIYI product.
Page 63 Damage caused by reliability or compatibility issues when using unauthorized third-party parts. Damage caused by operating the unit with a low-charged or defective battery. Products or parts with an altered identification label or from which the identification label has been removed. 2023 SIYI Technology Co., Ltd, All Rights Reserved...
Page 64 A2 mini User Manual V1.1 SIYI Technology (Shenzhen) Co., Ltd Business Inquiry: info@siyi.biz Phone: +86 400 838 2918 A/S Center: support@siyi.biz 2023 SIYI Technology Co., Ltd, All Rights Reserved...

SIYI A2mini User Manual

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Need help?

Questions and answers

Summary of Contents for SIYI A2mini

Page 4: Table Of Contents

Page 6: Read Tips

Page 7: Storage/Carrying/Recycling

Page 8: Introduction

Page 10: Parts

Page 11: Connector And Pinouts

Page 12: Technical Specification

Page 13: Packing List

Page 14: Get Ready To Use A2 Mini

Page 15: Gimbal Control

Page 17: Gimbal Pitch Rotation

Page 21: Ethernet Sdk Protocol Control

Page 31: Sdk Communication Interface

Page 33: Sdk Crc16 Code

Page 35: Advanced Guide For Siyi Gimbal Sdk Integration

Page 38: Control In Siyi Qgc Windows Software Through Hm30 Image Transmission System

Page 39: Preparation

Page 41: Gimbal Pitch Rotation

Page 42: Output And Display Video Stream On Siyi Ground Station

Page 44: Output Video Stream To Windows Device Through Hm30 Full Hd Image Transmission System

Page 45: Solutions To No Image

Page 46: Video Output To Android Device

Page 47: Video Output To Windows Device

Page 49: Common Ip Addresses

Page 50: Siyi Fpv App

Page 52: Settings

Page 53: Link Status

Page 54: Gimbal Camera

Page 57: About Siyi Fpv

Page 58: After-Sale Service

Page 59: Warranty

Page 60: 15-Day Replacement

Page 62: 1-Year Warranty Repair

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