F215U Function Board
Product Information:
The product is a function board called F215U manufactured by
CoreStar Co., Ltd. It is designed with specific hardware components
and connectors for various functionalities. The board has a main
PCB with physical specifications and different connector
definitions for Wi-Fi/BT antenna, control, power input, system key
and headphone, speaker, external line-in socket, fan control,
external USB socket, keyboard, hand rail key, 5Khz heart rate
receiver module, wired heart rate sensor, and USB bridge.
The operational description includes a system block diagram and
information about the processor, memory, connectivity, GPIO, video
& sound capabilities, and multimedia support. The input power
required is 12V DC, and the product has a lifetime until at least
January 2026.
The product operates at frequencies between 2142-2472MHz and
5150-5250MHz, supporting IEEE 802.11b/g/n/a/ac. It uses PCB
antennas with a gain of 0.69dBi (2.4GHz) and 1.24dBi (5GHz). The
modulation techniques used are BT/BLE GFSK/DSSS for Bluetooth and
DBPSK/DQPSK/CCK(DSSS) for Wi-Fi.
The system allows manual searching and connection to A2DP
devices for Bluetooth audio streaming. Users can also manually
search and connect to Wi-Fi access points through the system
settings menu.
Additionally, the product complies with Part 15 of the FCC Rules
for electromagnetic compatibility and RF radiation exposure limits
in an uncontrolled environment. It is important to follow the
recommended safety precautions regarding antenna placement and
maintaining a minimum distance of 20 centimeters between the device
and the user’s body.
Product Usage Instructions:
1. The F215U function board is designed for specific hardware
functionalities. Ensure all connectors are properly connected to
their respective devices or components according to the
documentation.
2. To power the board, connect a 12V DC power source to the
CON2501 12V DC Power input connector.
3. For Wi-Fi and Bluetooth functionality, ensure the IPEX
Wi-Fi/BT Antenna connector is connected properly.
4. To connect external devices, use the appropriate connectors
such as J15 External Line-in socket connector, J6 External USB
socket connector, J10 Keyboard connector, etc.
5. If using the wired heart rate sensor, connect it to the J14
Wired heart rate sensor connector.
6. Follow the system block diagram and operational description
to understand the capabilities and functionalities of the
product.
7. To search and connect to A2DP devices for Bluetooth audio
streaming, access the system’s Bluetooth settings menu and perform
a manual search.
8. To search and connect to Wi-Fi access points, access the
system settings menu and perform a manual search.
9. Ensure proper antenna placement and maintain a minimum
distance of 20 centimeters between the device and the user’s body
to comply with RF radiation exposure limits.
Note: For detailed information on specific functionalities and
usage scenarios, refer to the complete user manual provided by
CoreStar Co., Ltd.
AddressNo.16-3, Shunping 1st St., Xitun Dist., Taichung City 40754, Taiwan (R.O.C)
Tel886-4-2295-0350
Fax886-4-2295-0357
MANUAL
CUSTOMER
Item P/N
DESCRIPTION Document Number DATE
F215U Function board F215U
This document contains confidential and proprietary information of CORESTAR CO., Ltd and shall not be duplicated or otherwise transferred to a third party without the express written consent of CORESTAR. (CoreStar Co., Ltd)
1. Hardware overview
1.1 Main Board PCB Physical Specifications
1.2 Connector Definitions U1304
IPEX Wi-Fi / BT Antenna connector
J3001/J1 CTRL CON
Pin No. Description Pin No. Description
1~4
+12V
5~7
GND
1013
Pin No. Description Pin No. Description
11
UART Rx
12
UART Tx
Pin No. 8
Pin No. 14
Description +5V
Description RS232 Tx
Pin No. 9
Pin No. 15
Description +3.3V
Description RS232 Rx
J2301/J17 System Key and Headphone connector
CON2501 12V DC Power input
AJ1/BJ1 Speaker connector
J15 External Line-in socket connector
J2 FAN control connector
J6 External USB socket connector
J10 Keyboard connector
J11 Hand Rail key connector
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J5 5Khz Heart rate receiver module connector
J14 Wired heart rate sensor connector
J7 USB bridge connector
2. Operational description
2.1 System block diagram
2.2 Processor: Memory: Connectivity:
GPIO: Video & sound:
Multimedia:
MediaTek MT8168, Quad-core ARM® 2.0GHz Cortex-A53 MPCore 2GB LPDDR4 2.4 GHz and 5.0 GHz IEEE 802.11a/b/g/n/ac wireless LAN Supports Bluetooth 5 dual mode 2 × USB 2.0 ports UART * 2 RS232 * 1 HDMI ports * 1(up to FHD supported) 4-lane MIPI DSI display port stereo audio port Mali-G52 3EE MC1 H.264 decoder: Main/high profile 1080p @60fps/40Mbps H.264 encoder: High profile 1080p @ 60fps
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Input power: lifetime:
OpenGL ES 3.2/2.0/1.1 OpenCL 2.0 full profile The 12V DC power will powered the console and whole system included the RF system. The Model will remain in production until at least January 2026.
2.3 Operating frequency : 2142-2472MHz / 5150~5250Mhzsupport IEEE 802.11b/g/n/a/ac (Frequency Bandwidth : 20MHz / 40MHz/80MHz).
2.4 PCB antenna 0.69dbi (2.4GHz) , 1.24dBi(5GHz) 2.5 Modulation
2.5.1 BT/BLEGFSK / DSSS 2.5.2 Wi-FiDBPSK/DQPSK/CCK(DSSS) 2.6 System BT can search the A2DP devices manually and connecting to one of them. 2.7 User can search Wi-Fi AP manually via system setting menu and connecting to one of them.
FCC WARING STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation of the device.
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FCC RF Radiation Exposure Statement: This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with a minimum distance of 20 centimeters between the radiator and your body.
FCC RF Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.
Operations in the 5.15-5.25GHz band are restricted to indoor usage only. This device meets all the other requirements specified in Part 15E, Section 15.407 of the FCC Rules.
The end product shall has the words “Contains Transmitter Module FCC ID:2ANCG-FU215.
OEM statement The Original Equipment Manufacturer (OEM) must ensure that the OEM modular transmitter must be labeled with its own FCC ID number. This includes a clearly visible label on the outside of the final product enclosure that displays the contents shown below. If the FCC ID is not visible when the equipment is installed inside another device, then the outside of the device into which the equipment is installed must also display a label referring to the enclosed equipment. The end product with this module may subject to perform FCC part 15B unintentional emission test requirement and be properly authorized while installation to host(s), and platform, and integrator are obligated to have its manual or instruction with the related compliance warning to end users. This device is intended for OEM integrator only The end product with this module may be subject to re-evaluate RF exposure as per 47CFR § 2.1091, and §2.1093 if antenna or usage, including co-located usage of other transmitters, of the subsequent installation are changed.
This radio transmitter has been approved by FCC/Innovation, Science and Economic Development Canada to operate with the antenna types listed below, with the maximum permissible gain indicated. Antenna types not included in this list that Have a gain greater than the maximum gain indicated for any type listed are strictly prohibited for use with this device.
Antennas gain: 0.69dBi (2.4G) ,1.24dBi(5G)
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IC WARING STATEMENT
Canada, Industry Canada (IC) This Class B digital apparatus complies with Canadian ICES-003 Cet appareil numérique de classe B est conforme à la norme NMB-003.
This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the Le present appareil est conforme aux CNR d’Industrie Canada applicables auxappareils radio exempts de licence.L’exploitation est autorisée aux deux conditions suivantes:
(1) l’appareil ne doit pas produire de brouillage, et (2) l’utilisateur de l’appareil doit accepter tout brouillage adioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement.
Conformité des appareils de radiocommunication aux limites d’exposition humaine aux radiofréquences (CNR-102) L’ordinateur utilise des antennes intégrales à faible gain qui n’émettent pas un champ
électromagnétique supérieur aux normes imposées par Santé Canada pour la population. Consultez le Code de sécurité 6 sur le site Internet de Santé
Canada à l’adresse suivante : http://www.hc-sc.gc.ca/ L’énergie émise par les antennes reliées aux cartes sans fil respecte la limite d’exposition aux radiofréquences telle que définie par Industrie Canada dans la clause 4.1 du document CNR-102, version 4. Caution: Exposure to Radio Frequency Radiation. To comply with RSS 102 RF exposure compliance requirements, a separation distance of at least 20 cm must be maintained between the antenna of this device and all persons. Pour se conformer aux exigences de conformité CNR 102 RF exposition, une distance de séparation d’au moins 20 cm doit être maintenue entre l’antenne de cet appareil et toutes les personnes. ISED RF Radiation Exposure Statement: (i) the device for operation in the band 5150-5250 MHz is only for indoor use to reduce the
potential for harmful interference to co-channel mobile satellite systems; (ii) (iii) where applicable, antenna type(s), antenna models(s), and worst-case tilt angle(s) necessary to
remain compliant with the e.i.r.p. elevation mask requirement set forth in section 6.2.2.3 shall be clearly indicated.
Avertissement: Le guide d’utilisation des dispositifs pour réseaux locaux doit inclure des instructions précises sur les restrictions susmentionnées, notamment : (i) (i) les dispositifs fonctionnant dans la bande 5150-5250 MHz sont réservés uniquement pour une utilisation à l’intérieur afin de réduire les risques de brouillage préjudiciable aux systèmes de
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satellites mobiles utilisant les mêmes canaux; (ii) (iv) lorsqu’il y a lieu, les types d’antennes (s’il y en a plusieurs), les numéros de modèle de
l’antenne et les pires angles d’inclinaison nécessaires pour rester conforme à l’exigence de la p.i.r.e. applicable au masque d’élévation, énoncée à la section 6.2.2.3, doivent être clairement indiqués Note: The end product shall has the words “Contains Transmitter Module IC : 22282-F215U. Le produit final doit être étiqueté dans une zone visible avec ce qui suit “Contient IC : 22282-F215U
OEM statement Cet émetteur radio a été approuvé par FCC/Innovation, Science et Développement économique
Canada pour fonctionner avec les types d’antennes répertoriés ci-dessous, avec le gain maximal autorisé indiqué. Les types d’antenne non inclus dans cette liste qui ont un gain supérieur au gain maximum indiqué pour tout type répertorié sont strictement interdits pour une utilisation avec cet appareil.
Antennes Gain : 0.69dBi (2.4G) ,1.24dBi(5G)
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