Owner's Manual for Ehong models including: EH-MC33, EH-MC33 Ultra Low Power Bluetooth Module, Ultra Low Power Bluetooth Module, Low Power Bluetooth Module, Power Bluetooth Module, Bluetooth Module, Module

User Manual

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jianmin yang

User manual

Ehong Technology Co.,Ltd. MC33 2ACCRMC33 2ACCRMC33 mc33


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Data Sheet

EH-MC33
Ultra Low Power Bluetooth BLE5.3 Module Datasheet
July 2024 Version2.0 Professional IoT Grid Module Programme Provider
Copyright © 2024 Shanghai Next Rainbow Information Technology Co.

Description:
Click on the link or scan the two-dimensional scanner to check if it is the latest version of the file: http://api.ehlink.com.cn:9527/public/EH-MC33__V1.1.pdf

1. Module overview
1.1 characterisation

element processing unit

(an official) standard
ARM Cortex M33 (64MHz) · 128kB RAM, 64kB ROM · 512kB Flash

(an official) standard
BLE RF Parameters
Sleep power consumption peripheral equipment input voltage

· Bluetooth BLE 5.3 · Maximum transmit
power: +3 dBm · Receiving sensitivity: -
95 dBm
Deep sleep: 400nA

· RF power consumption in 3V supply
mode Receiving Current (RX@-95dB): 0.85mA
Emission current (@0dB): 2.1mA · Normal operation of PMU, power consumption under 3V supply condition: Receiving current (RX@95dB): 1.4mA Emission current (@0dB): 2.5mA · Beacon broadcast power
consumption: 7.15uA
(Intermit interval: 2s, data: 23Byters,
0dBm)
Wakeable: 1.1uA

· 21 x GPIO (maximum) · 2 x SPI (master or slave) · 2 x I2C (main)
· 1 x I2S/PCM

· 8 x PWM · 2 x UART · ADC (11-bit)

Input Power: 1.1V~4.2V, 3V (typical)

matrix

Temperature. · Working temperature: -
20°C ~ 85°C · Storage Temperature: -
55°C ~ 150°C

Humidity: · Relative humidity: < 90% without
condensation · Storage humidity: < 90% no
condensation

Version V2.0

Status: Released

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exterior condition accreditation

Size: 17.70x11.95x2.20mm

Pin: 27 stamp holes Antenna: PCB board mounted antenna

BQB, FCC, CE, IC, SRRC, Rohs

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1.2 descriptions
The EH-MC33 is an ultra-low-power module supporting Bluetooth 5.3. It is small in size, powerful in function, and has a rich set of interfaces that can be used in Apple FMN positioning, smart home, smart hardware, and other scenarios.
The modules use an Atomic 3325 chip with an ARM Cortex M33 processor at up to 64 MHz, 128 KB of Random Access Memory (RAM), 64 KB of Read-Only Memory (ROM), 512 KB of NonVolatile Memory (NVM), and state-of-the-art power management to maximise the life of the battery used in the device.
The EH-MC33 has extremely low power consumption, with 0.85 mA radio receiver and 2.1 mA radio transmitter power consumption, which can greatly extend the battery life of Internet of Things (IoT) devices. Supports low duty cycle operation, allowing the system to run longer without battery replacement. Supports an innovative wake-up mechanism, providing an option to further reduce energy consumption.
The EH-MC33 also integrates a rich set of peripherals, including SPI, I2S, I2C, UART,PWM and GPIO interfaces, along with a rich set of application software, and complete module certification, allowing customers to bring their products to market faster and at lower cost.

1.3 use
· Apple Positioning (FMN) · smart home · Beacon · intelligent building · Intelligent Hardware

· Electronic Label · intelligent agriculture · Workplace automation · smart toy · Mesh Grid

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Project Name

1. Module overview

2

1.1 characterisation

2

1.2 descriptions

4

1.3 use

4

2. Functional Block Diagram

6

3. Pin definition

6

4. Electrohydraulic characteristics

8

4.1 Absolute Maximum Ratings

8

4.2 Recommended Working Conditions

8

4.3 Power consumption characteristics

9

4.4 Bluetooth Radio Frequency (RF)

10

5. Peripheral reference design

10

6. Module size and PCB package graphics

11

6.1 Module Size

11

6.2 PCB Package Graphics

11

7. Development board

12

8. Product handling

12

8.1 Storage conditions

12

8.2 Electrostatic discharge

12

8.3 Reflux temperature profile

13

8.4 Ultrasonic vibration

13

9. Relevant files and information

13

9.1 Next Rainbow Information Related Files

13

9.2 Version history

14

Version V2.0

Status: Released

www.ehonglink.com 5 /14

2.Pin definition
PictureEH-MC33 Pin Layout (Top View)

Version V2.0

Status: Released

www.ehonglink.com 6/14

EH-MC33 Datasheet

Pin IO Sequence

1

GND

2

P0

3

P1

4

P3

5

P4

6

P5

7

P7

8

P8

9

PWD

10

GND

11

VBAT

12

VDDIO

13

VDDIOP

14

VDDPA

15

VAUX

16

P14

17

P17

18

P18

19

P19

20

P20

21

P21

22

P22

23

P25

24

P27

25

P29

26

P30

27

GND

typology

descriptions

GND

earth (electric connection)

GPIO

Use GPIO, default SWCLK.

GPIO

Use GPIO, default SWDIO.

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Use GPIO, burn PWD by default.

GPIO

Using GPIOs

VBAT

Module power supply in VBAT

VDDIO

VDDIO

VDDIOP

Module power supply in VDDIOP

VDDPA

VDDPA

VAUX

VAUX

GPIO

Use GPIO, default UART0_RX.

GPIO

Use GPIO, default UART0_TX.

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Using GPIOs

GPIO

Use GPIO, burn BOOT by default.

GPIO

Use GPIO, default UART1_TX.

GPIO

Using GPIOs

GPIO

Using GPIOs

GND

earth (electric connection)

Table 2: Pin Descriptions

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3.Electrohydraulic characteristics

3.1 Absolute Maximum Ratings

Exceeding the absolute maximum ratings may result in permanent damage to the device.

This is an emphasis on ratings only and does not address the functional operation of the

device under these or other conditions beyond those indicated in this technical specification. Prolonged exposure to absolute maximum rated conditions may affect module reliability.

notation

parametric

minimum value Maximum value unit (of measure)

VDD_BAT

Power Pin Voltage

1.1

4.2

V

Tstore

Storage

-55

125

°C

temperature

Table 3: Absolute Maximum Ratings

EH-MC33 Datasheet

3.2 Recommended Working Conditions

notation
Working temperature range

minimum value -20

typical value -

Maximum value unit (of measure)

85

°C

VDD_BAT

1.1

3.0

4.2

V

I/O power supply

1.8

-

VDD_BAT

V

frequency range

2402

-

2480

Table 4: Recommended working conditions

MHz

3.3 Power consumption characteristics
Working Current of EH-MC33 in Active Mode: Condition: VBAT = 3V, VDDIO = 3V, Ambient Temperature: 25.

paradigm

descriptions

peak value

RX

Sensitivity: -95dBm

0.85mA

Radio Frequency Work

TX

TX Power:0dBm

2.1mA

TX Power:+3dBm

4mA

Beacon

Intermit interval: 1S, Data: 23Bytes,

7.15uA

0dBm

Table 5: Power Consumption in RF Working Mode

Power consumption of EH-MC33 in sleep mode: VBAT/HVD =3V, VDDIO=3V, ambient temperature: 25.

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Power Mode Power Down Deep LPS

32kHz RCOSC SRAM hold

Off

Off

on

remain

Wake-up mode Power consumption

(typical)

Wake-up via

400nA

GPIO
Wake-up via GPIO and clock

1.6uA

Table 6: Power Consumption in Low Power Mode

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Status: Released

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3.4 Bluetooth Radio Frequency (RF)

parametric firing power
receiver sensitivity

bandwidths Modulatio

rate

n Method

1Mbps

2MHz

GFSK

2Mbps 1Mbps

2Mbps

Table 7: BLE RF characteristics

typical value
+3 +3 -97 -95

unit (of measure)
dBm dBm dBm dBm

4. Module size and PCB package graphics
4.1 Module Size

EH-MC33 Datasheet

Figure 4: EH-MC33 Module Size
4.2 PCB Package Graphics

Version V2.0

Status: Released

www.ehonglink.com 10/14

Figure 5: EH-MC33 PCB Package Graphics

Version V2.0

Status: Released

www.ehonglink.com 11/14

5. Development board

EH-MC33 Datasheet

The EH-MC33 development board supports pushbutton functionality and comes with an USB port, which can satisfy the basic development and verification needs of customers. The EH-MC33 supports keypad functions and a built-in serial port to meet customers' basic development and verification needs, and adopts the standard 2.54 pin header for the module's usability io, which facilitates customers' use and enhances the efficiency of twostage development.

6. Product handling
6.1 storage condition
3.4.1 Products sealed in Moisture Barrier Bags (MBB) should be stored in a non-condensing atmosphere of < 40 °C/90%RH.
3.4.2 The moisture sensitivity class MSL of the module is 3. 3.4.3 After unpacking the vacuum bag, it must be used within 168 hours at
25±5°C and 60% RH, otherwise it will need to be baked before it can be used. A second second source is online.
6.2 electrostatic discharge
3.4.4 My body discharge mode (HBM): ±2000 V 3.4.5 Charging Device Mode (CDM): ±500 V

6.3 Reflow temperature profile

It is recommended that the module be reflowed only once.

Version V2.0

Status: Released

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EH-MC33 Datasheet

Figure 6: Reflow temperature profile
8.1 ultrasonic vibration
Avoid exposing the Next Sense module to vibration from ultrasonic equipment such as ultrasonic welders or ultrasonic cleaners. Vibration from ultrasonic equipment may resonate with the crystal inside the module, causing the crystal to malfunction or even fail, rendering the module inoperable or degrading its performance.

9. Relevant files and information

9.1 Related files of Next Rainbow Information

Please click the following web link to view or download more information:

http://www.ehonglink.com/en/h-pd-35.html#_pp=118_1336

Support Email: Sales Email:

support@ehonglink.com sales@ehonglink.com

Contact:

021-64769993-201

9.2 revision history
date 2023-05-06
Version V2.0

releases V1.0
Status: Released

Updates Initial release
www.ehonglink.com

13/14

2024-07-01

V2.0

Updated module size and pin

definitions

Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01r01 List of applicable FCC rules: FCC Part 15 Subpart C 15.247 & 15.207 & 15.209

Specific operational use conditions: The module is a Bluetooth module with BLE function. Operation Frequency: 24022480MHz Number of Channel: 40 Modulation: GFSK Type: EH-MC33 Model PCB Antenna(1.20dBi) The module can be used for mobile or portable applications with a maximum 1.20dBi antenna. The host manufacturer installing this module into their product must ensure that the final composit product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules, including the transmitter operation. The host manufacturer has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user's manual of the end product which integrates this module. The end user manual shall include all required regulatory information/warning as show in this manual.

Limited module procedures Not applicable. The module is a Single module and complies with the requirement of FCC Part 15.212.

Trace antenna designs Not applicable. The module has its own antenna, and doesn't need a host's printed board microstrip trace antenna etc.

RF exposure considerations The module must be installed in the host equipment such that at least 20cm is maintained between the antenna and users' body; and if RF exposure statement or module layout is changed, then the host product manufacturer required to take responsibility of the module through a change in FCC ID or new application. The FCC ID of the module cannot be used on the final product. In these circumstances, the host manufacturer will be responsible for re-evaluating the end product (including the transmitter) and obtaining a separate FCC authorization.

Antennas Antenna Specification are as follows: Type: EH-MC33 (PCB Antenna:1.20dBi) This device is intended only for host manufacturers under the following conditions: The transmitter module may not be co-located with any other transmitter or antenna; The module shall be only used with the internal antenna(s) that has been originally tested and certified with this module. The antenna must be either permanently attached or employ a `unique' antenna coupler. As long as the conditions above are met, further transmitter test will not be required. However, the host manufacturer is still responsible for testing their end-product for any additional compliance requirements required with this module installed (for example, digital device emissions, PC peripheral requirements, etc.)

Label and compliance information Host product manufacturers need to provide a physical or e-label stating "Contains FCC ID: 2ACCRMC33" with their finished product.

Information on test modes and additional testing requirements

Operation Frequency: 2402-2480MHz Number of Channel: 40

Modulation: GFSK

Host manufacturer must perform test of radiated & conducted emission and

spurious emission, etc according to the actual test modes for a stand-alone modular

Version V2.0

Status: Released

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transmitter in a host, as well as for multiple simultaneously transmitting modules or other transmitters in a host product. Only when all the test results of test modes comply with FCC requirements, then the end product can be sold legally.

Additional testing, Part 15 Subpart B disclaimer The modular transmitter is only FCC authorized for FCC Part 15 Subpart C 15.247 & 15.207 & 15.209 and that the host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification. If the grantee markets their product as being Part 15 Subpart B compliant (when it also contains unintentional-radiator digital circuity), then the grantee shall provide a notice stating that the final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed.

Federal Communication Commission Statement (FCC, U.S.) 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 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. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.

IMPORTANT NOTES Co-location warning: This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. OEM integration instructions: This device is intended only for OEM integrators under the following conditions: The transmitter module may not be co-located with any other transmitter or antenna. The module shall be only used with the external antenna(s) that has been originally tested and certified with this module.

As long as the conditions above are met, further transmitter test will not be required. However, the OEM integrator is still responsible for testing their end-product for any additional compliance requirements required with this module installed (for example, digital device emissions, PC peripheral requirements, etc.).

Validity of using the module certification:

In the event that these conditions cannot be met (for example certain laptop

configurations or co-location with another transmitter), then the FCC authorization

for this module in combination with the host equipment is no longer considered

valid and the FCC ID of the module cannot be used on the final product. In these

circumstances, the OEM integrator will be responsible for re-evaluating the end

product (including the transmitter) and obtaining a separate FCC authorization.

Version V2.0

Status: Released

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End product labeling: The final end product must be labeled in a visible area with the following: "Contains Transmitter Module FCC ID: 2ACCRMC33".
Information that must be placed in the end user manual: The OEM integrator has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user's manual of the end product which integrates this module. The end user manual shall include all required regulatory information/warning as show in this manual.
ISED Statement English: This device complies with Industry Canada license-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 devi ce. The digital apparatus complies with Canadian CAN ICES-3 (B)/NMB-3(B). French: Le présentappareilestconforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitationestautorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareildoit accepter tout brouillageradioélectriquesubi, mêm esi le brouillageest susceptible d'encompromettre le fonctionnement. This radio transmitter has been approved by Industry Canada to operate with the antenna types listed with the maximum permissible gain indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device. Le présent émetteur radio a été approuvé par Industrie Canada pour fonctionner avec les types d'antenne énumérés ci-dessous et ayant un gain admissible maximal. Les types d'antenne non inclus dans cette liste, et dont le gain est supérieur au gain maximal indiqué, sont strictement interdits pour l'exploitation de l'émetteur.
Radiation Exposure Statement This equipment complies with Canada 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. Déclaration d'exposition aux radiations Cet équipement est conforme Canada limites d'exposition aux radiations dans un environnement non contrôlé. Cet équipement doit être installé et utilisé à distance minimum de 20cm entre le radiateur et votre corps.
This device is intended only for OEM integrators under the following condition: The transmitter module may not be co-located with any other transmitter or antenna. As long as the condition above is met, further transmitter test will not be required. However, the OEM integrator is still responsible for testing their end-product for any additional compliance requirements required with this module installed. Cet appareil est conçu uniquement pour les intégrateurs OEM dans les conditions suivantes: Le module émetteur peut ne pas être coïmplanté avec un autre émetteur ou antenne. Tant que les 1 condition ci-dessus sont remplies, des essais supplémentaires sur l'émetteur ne seront pas nécessaires. Toutefois, l'intégrateur OEM est toujours responsable des essais sur son produit final pour toutes exigences de conformité supplémentaires requis pour ce module installé. Important Note: In the event that these conditions cannot be met (for example certain laptop configurations or co-location with another transmitter), then the Canada authorization is no longer considered valid and the IC cannot be used on the final product. In these circumstances, the OEM integrator will be responsible for reevaluating the end product (including the transmitter) and obtaining a separate Canada authorization.

Version V2.0

Status: Released

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Note Importante: Dans le cas où ces conditions ne peuvent être satisfaites (par exemple pour certaines configurations d'ordinateur portable ou de certaines co-localisation avec un autre émetteur), l'autorisation du Canada n'est plus considéré comme valide et l' IC ne peut pas être utilisé sur le produit final. Dans ces circonstances, l'intégrateur OEM sera chargé de réévaluer le produit final (y compris l'émetteur) et l'obtention d'une autorisation distincte au Canada.
End Product Labeling The final end product must be labeled in a visible area with the following: Contains IC: 20625-MC33. Plaque signalétique du produit final Le produit final doit être étiqueté dans un endroit visible avec l'inscription suivante: Contient des IC: 20625-MC33 Manual Information to the End User The OEM integrator has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user's manual of the end product which integrates this module. The end user manual shall include all required regulatory information/warning as show in this manual. Manuel d'information à l'utilisateur final L'intégrateur OEM doit être conscient de ne pas fournir des informations à l'utilisateur final quant à la façon d'installer ou de supprimer ce module RF dans le manuel de l'utilisateur du produit final qui intègre ce module. Le manuel de l'utilisateur final doit inclure toutes les informations réglementaires requises et avertissements comme indiqué dans ce manuel.
Mesh self-organizing network type communication equipment, can efficiently and quickly form a non-central wireless broadband network;BLE Wearable Devices,Fitness trackers and smartwatches that monitor heart rate, sleep patterns, steps taken, and other health metrics.

Version V2.0

Status: Released

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References

Microsoft Word 2016