Digitech MC26D Bluetooth Module

Bluetooth module

1. Purpose: The purpose of this document is to describe key component operations on Bluetooth.
2. Cheebtsam tseem ceeb:
   U1- OM6626B QFN, A Single Chip Radio and baseband IC for Bluetooth 2.4GHz system, Bluetooth 5.3 low energy solution.
   J1 – ANT-PCB.
   X1-32MHz crystal providing high speed clock.
3. Txoj Cai Kev Ua Haujlwm:
   VDD_BAT supply voltage: 1.8V rau 3.6V
   Operating clock is provided by 32MHz crystal.
   Operating Temperature Range: -30°C –+70°C.

Xov tooj cua Bluetooth

1. On-chip balun (50Ω impedance in TX and RXmodes)
   Tsis tas yuav trimming sab nraud hauv kev tsim khoom
2. Bluetooth v5.3 specification ua raws

Bluetooth Transmitter

1. +4 dBm RF transmit power
2. Tsis muaj lub zog sab nraud amplifier or TX/RX switch required

Bluetooth Receiver

1. 95dBm sensitivity
2. Digital demodulator for improved sensitivity and co- channel rejection
3. Fast AGC rau kev txhim kho dynamic ntau yam

Synthesizer

1. Fully integrated synthesizer requires no external VCO varactor diode,  resonator or loop filter
2. Baseband and Software
3. Hardware MAC for all packet types enables packet handling without the need  to involve the MCU

Lub cev Interfaces

1. SPI master interface
2. SPI programming and debug interface
3. I² C
4. Digital PIOs
5. Analogue AIOs

Cov Khoom Pab Txhawb

1. Roj teeb saib
2. Power management features include software shutdown and hardware wakeup
3. Integrated switch-mode power supply
4. Linear regulator (internal use only)
5. Power-on-reset cell detects low supply voltage

Bluetooth Stack

OnMicro’s Bluetooth Protocol Stack runs on-chip in a variety of configurations:

1. Standard HCI (UART ,I2C or SPI)
2. Fully embedded to RFCOMM
3. Customized builds with embedded application code
4. The module internal encapsulation AT command, through a serial port complete Bluetooth search, matching, and data transmission

Kev siv scenarios

The module is mainly used for the display of Ebike and its installation position, as shown in the following figure

Qhov no module yog tsim rau OEM integrators nkaus xwb.
Kev koom ua ke cov lus qhia rau cov tuam txhab khoom lag luam raws li KDB 996369 D03 OEM Phau Ntawv v01

KDB 996369 D03 OEM Phau Ntawv v01 txoj cai seem:

Daim ntawv teev cov kev cai FCC
Cov qauv no tau raug sim rau kev ua raws li FCC Tshooj 15.247.

Ua kom tiav cov txheej txheem kev ua haujlwm tshwj xeeb
The module is mainly used for the display of Ebike and its installation position, as shown in the following figure:

Limited module procedures  not applicable

Trace antenna designs  Not applicable.

Cov ntsiab lus ntawm RF exposure
Cov cuab yeej no ua raws li FCC cov kev txwv hluav taws xob hluav taws xob hluav taws xob tau teeb tsa rau qhov chaw tsis muaj kev tswj hwm. Cov cuab yeej no yuav tsum tau nruab thiab ua haujlwm nrog qhov tsawg kawg nkaus ntawm 20cm ntawm lub tshuab hluav taws xob thiab koj lub cev. Yog hais tias lub module raug ntsia rau hauv lub portable host, ib qho kev ntsuam xyuas SAR cais yuav tsum tau paub meej tias ua raws li cov cai FCC portable RF raug.

Kav hlau txais xov
The following antennas have been certified for use with this module; antennas of the same type with equal or lower gain may also be used with this module. The antenna must be:

Daim ntawv lo thiab cov ntaub ntawv ua raws cai
The final end product must be labeled in a visible area with the following: “Contains FCC ID: 2BRL3-MC26D”. The grantee’s FCC ID can be used only when all FCC compliance requirements are met.

Cov ntaub ntawv hais txog cov qauv kev xeem thiab cov kev xav tau ntawm kev xeem ntxiv
Lub transmitter no raug kuaj nyob rau hauv ib qho standalone mobile RF raug mob thiab ib qho kev sib koom ua ke los yog ib txhij kis tau tus mob nrog rau lwm yam transmitter (s) los yog portable siv yuav xav tau ib tug cais chav kawm ntawv II permissive hloov rov ntsuam xyuas los yog daim ntawv pov thawj tshiab.

Kev xeem ntxiv, Ntu 15 Subpart B tsis lees paub

• Cov chaw tsim khoom lag luam yog lub luag haujlwm rau kev ua raws li tus tswv tsev nrog cov qauv teeb tsa nrog rau tag nrho lwm cov kev cai siv rau lub kaw lus xws li Tshooj 15 B.
• CEEB TOOM: Yog tias cov xwm txheej no tsis tuaj yeem ua tau raws li (example qee qhov kev teeb tsa lub khoos phis tawj lossis chaw sib koom nrog lwm lub tshuab xa tawm), tom qab ntawd FCC kev tso cai tsis suav tias siv tau lawm thiab FCC ID tsis tuaj yeem siv rau ntawm cov khoom kawg. Nyob rau hauv cov xwm txheej no, tus OEM integrator yuav yog lub luag hauj lwm rau rov ntsuam xyuas cov khoom kawg (xws li lub transmitter) thiab tau txais ib tug cais FCC kev tso cai.

Phau Ntawv Qhia Rau Cov Neeg Siv Kawg
Lub OEM integrator yuav tsum paub tsis txhob muab cov ntaub ntawv rau cov neeg siv kawg hais txog yuav ua li cas rau nruab los yog tshem tawm no RF module nyob rau hauv tus neeg siv phau ntawv ntawm cov khoom kawg uas integrates no module.
Cov neeg siv kawg phau ntawv yuav tsum suav tag nrho cov ntaub ntawv tswj hwm / ceeb toom raws li qhia hauv phau ntawv no.

OEM / Tus Tswv Tsim Lub Luag Haujlwm
OEM/Host manufacturers yog kawg lub luag hauj lwm rau kev ua raws li tus tswv thiab Module. Cov khoom kawg yuav tsum raug soj ntsuam rov qab los ntawm tag nrho cov kev cai tseem ceeb ntawm FCC txoj cai xws li FCC Part 15 Subpart B ua ntej nws tuaj yeem muab tso rau hauv Asmeskas kev lag luam. Qhov no suav nrog kev rov ntsuam xyuas lub tshuab xa hluav taws xob rau kev ua raws li Xov Tooj Cua thiab EMF cov cai tseem ceeb ntawm FCC cov cai. Cov qauv no yuav tsum tsis txhob muab tso rau hauv lwm yam khoom siv lossis qhov system yam tsis muaj kev sim rov qab ua raws li ntau lub xov tooj cua thiab cov khoom siv ua ke.

FCC

Cov cuab yeej no ua raws li Tshooj 15 ntawm FCC Cov Cai. Kev ua haujlwm yog ua raws li ob yam hauv qab no:

1. Cov cuab yeej no yuav tsis ua teeb meem cuam tshuam, thiab
2. Cov cuab yeej no yuav tsum lees txais ib qho kev cuam tshuam tau txais, suav nrog kev cuam tshuam uas yuav ua rau kev ua haujlwm tsis xav tau.

Ib qho kev hloov pauv lossis kev hloov kho uas tsis tau pom zoo los ntawm pawg neeg saib xyuas kev ua raws cai tuaj yeem ua rau tus neeg siv txoj cai los khiav cov khoom siv.

Nco tseg: 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 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 los yog tshem tawm cov kav hlau txais xov.
• Ua kom muaj kev sib cais ntawm cov khoom siv thiab lub receiver.
• Txuas cov cuab yeej siv rau hauv qhov hluav taws xob ntawm lub voj voog sib txawv ntawm qhov uas lub receiver txuas nrog.
• Nrog rau tus neeg muag khoom lossis tus kws tshaj lij xov tooj cua / TV rau kev pab.

Cov cuab yeej no ua raws li FCC cov kev txwv tsis pub muaj hluav taws xob tau teeb tsa rau qhov chaw tsis muaj kev tswj hwm. Cov cuab yeej no yuav tsum tau nruab thiab ua haujlwm nrog qhov deb tsawg kawg 20cm ntawm lub tshuab hluav taws xob thiab koj lub cev.

FAQ

What are the main features of the Bluetooth module?

The module includes a Bluetooth radio with on-chip balun, a transmitter with +4 dBm RF power, a receiver with -95dBm sensitivity, a fully integrated synthesizer, SPI master interface, and various auxiliary features for power management.

Cov ntaub ntawv / Cov ntaub ntawv

Digitech MC26D Bluetooth Module [ua pdf] Tus tswv phau ntawv 2BRL3-MC26D, 2BRL3MC26D, mc26d, MC26D Bluetooth Module, MC26D, Bluetooth Module, Module

Cov ntaub ntawv

• Cov neeg siv phau ntawv