Quectel HCM511S-E Hardware Design
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Quectel HCM511S-E Hardware Design

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Hardware Design
HCM511S-E
Short-Range Module Series
Version: 1.0.0
Date: 2024-06-22
Status: Preliminary

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Summary of Contents for Quectel HCM511S-E

  • Page 1 Hardware Design HCM511S-E Short-Range Module Series Version: 1.0.0 Date: 2024-06-22 Status: Preliminary...

  • Page 2: Legal Notices

    Short-Range Module Series At Quectel, our aim is to provide timely and comprehensive services to our customers. If you require any assistance, please contact our headquarters: Quectel Wireless Solutions Co., Ltd. Building 5, Shanghai Business Park Phase III (Area B), No.1016 Tianlin Road, Minhang District,...

  • Page 3: Third-Party Rights

    Except as otherwise set forth herein, nothing in this document shall be construed as conferring any rights to use any trademark, trade name or name, abbreviation, or counterfeit product thereof owned by Quectel or any third party in advertising, publicity, or other aspects.

  • Page 4: Safety Information

    Manufacturers of the terminal should notify users and operating personnel of the following safety information by incorporating these guidelines into all manuals of the product. Otherwise, Quectel assumes no liability for customers’ failure to comply with these precautions.

  • Page 5: About The Document

    Short-Range Module Series About the Document Revision History Version Date Author Description 2024-06-22 Luke FU/Vic CHENG Creation of the document 1.0.0 2023-06-22 Luke FU/Vic CHENG Preliminary HCM511S-E_Hardware_Design 4 / 55...

  • Page 6: Table Of Contents

    Short-Range Module Series Contents Safety Information ............................3 About the Document ..........................4 Contents ..............................5 Table Index ..............................7 Figure Index ..............................8 1 Introduction ............................. 9 2 Product Overview ..........................10 2.1. Key Features ..........................11 3 Application Interfaces .......................... 12 3.1.
  • Page 7 Short-Range Module Series 6.5. ESD Protection ..........................37 7 Mechanical Information ........................38 7.1. Mechanical Dimensions ....................... 38 7.2. Recommended Footprint ......................40 7.3. Top and Bottom Views ......................... 41 8 Storage and Packaging ........................42 8.1. Storage Conditions ........................42 8.2.
  • Page 8 Short-Range Module Series Table Index Table 1 : Basic Information ........................10 Table 2 : Key Features ..........................11 Table 3 : Parameter Description ........................ 13 Table 4 : Pin Description ..........................13 Table 5 : GPIO Multiplexing (Digital Pins) ....................15 Table 6 : GPIO Multiplexing (Analog Pins) ....................
  • Page 9 Short-Range Module Series Figure Index Figure 2 : Pin Assignment (Top View) ....................... 12 Figure 3 : USART Functional Diagram ...................... 20 Figure 4 : UART Connection ........................21 Figure 5 : SPI Connection (Master Mode) ....................22 Figure 6 : SPI Connection (Slave Mode) ....................22 Figure 7 : I2S Connection ..........................

  • Page 10: Introduction

    ⚫ Enhance product competitiveness and price-performance ratio ® This document defines HCM511S-E in QuecOpen solution and describes its hardware interfaces and air interfaces, which are connected with your applications. The document provides a quick insight into interface specifications, RF performance, electrical and mechanical specifications, as well as other related information of the module.

  • Page 11: Product Overview

    Short-Range Module Series Product Overview HCM511S-E is a low-power and high performance MCU Bluetooth module supporting BLE 5.4 protocol. The module, integrating a highly configurable radio transceiver, supports multiple interfaces such as USART, EUART, SWD, JTAG, I2C, IADC and PDM for various applications.

  • Page 12: Key Features

    USART, EUART, SWD, JTAG, I2C, IADC, PDM, GPIO Within the operating temperature range, the module’s related performance meets Bluetooth specifications. Quectel supplies an evaluation board (HCM511S-E-TE-B) with accessories to develop and test the module. For more details, see document [1].

  • Page 13: Application Interfaces

    Short-Range Module Series Application Interfaces 3.1. Pin Assignment USART_RXD VBAT USART_TXD SWCLK HCM511S-E SWDIO GPIO5 GPIO4 RESET_N GPIO2 GPIO12 GPIO3 GPIO11 GPIO10 GPIO9 UART POWER RESET GPIO OTHER Figure 1: Pin Assignment (Top View) HCM511S-E_Hardware_Design 12 /...

  • Page 14: Pin Description

    Short-Range Module Series NOTE Keep the RESERVED and all unused pins unconnected. All GND pins should be connected to ground. The module supports 1 USART, 1 SWD and 14 GPIO interfaces by default. In the case of multiplexing, it supports interfaces including EUART, SWD, JTAG, I2C, IADC and PDM. For more details, see Chapter 3.3 and Chapter 3.4.
  • Page 15 Short-Range Module Series Vnom = 3.3 V than 0.3 A. 1, 3, 10, 11 Reset Pin Name Pin No. Description Comment Characteristic Hardware reset. Internally pulled up to RESET_N Reset the module VBAT VBAT. Active low. USART Pin Name Pin No. Description Comment Characteristic...

  • Page 16: Gpio Multiplexing

    Short-Range Module Series General-purpose GPIO5 input/output General-purpose GPIO6 input/output General-purpose GPIO7 input/output General-purpose GPIO8 input/output General-purpose GPIO9 input/output General-purpose GPIO10 input/output General-purpose GPIO11 input/output General-purpose GPIO12 input/output General-purpose GPIO13 input/output General-purpose GPIO14 input/output Reserved Pin Pin Name Pin No. Comment RESERVED Keep it unconnected 3.3.
  • Page 17 Short-Range Module Series √ √ CMU_CLKOUT0 √ √ CMU_CLKOUT1 √ √ CMU_CLKOUT2 √ √ √ √ EUART0_CTS √ √ √ √ EUART0_RTS √ √ √ √ EUART0_RXD √ √ √ √ EUART0_TXD √ √ FRC_DCLK √ √ FRC_DFRAME √ √ FRC_DOUT √...
  • Page 18 Short-Range Module Series √ √ MODEM_ANT_SW_US √ √ MODEM_ANT_TRIG √ √ MODEM_ANT_TRIG_STOP √ √ MODEM_DCLK √ √ MODEM_DIN √ √ MODEM_DOUT √ √ √ √ PDM_CLK √ √ √ √ PDM_DATA0 √ √ √ √ PDM_DATA1 √ √ PRS_ASYNCH0 √ √...
  • Page 19 Short-Range Module Series √ √ √ √ TIMER0_CC1 √ √ √ √ TIMER0_CC2 √ √ √ √ TIMER0_CDTI0 √ √ √ √ TIMER0_CDTI1 √ √ √ √ TIMER0_CDTI2 √ √ √ √ TIMER1_CC0 √ √ √ √ TIMER1_CC1 √ √ √...
  • Page 20 Short-Range Module Series √ √ TIMER4_CDTI0 √ √ TIMER4_CDTI1 √ √ TIMER4_CDTI2 √ √ √ √ USART0_CLK √ √ √ √ USART0_CS √ √ √ √ USART0_CTS √ √ √ √ USART0_RTS √ √ √ √ USART0_RXD √ √ √ √...

  • Page 21: Application Interfaces

    Short-Range Module Series 3.4. Application Interfaces 3.4.1. USARTs The module supports 1 UASRT by default. In the case of multiplexing, it provides up to 3 USARTs. See Table 5 for more details. The USART supports communications with interfaces as below: ⚫...
  • Page 22 Short-Range Module Series USART receiver thus has to determine where to sample the data on the bus from the actual data. To make it possible, additional synchronization bits are added to the data when operating in asynchronous mode. Asynchronous or synchronous mode can be selected by configuring SYNC in register (USARTn_CTRL). The mode options with supported protocols are listed below: Table 7: USART Synchronous/Asynchronous Mode SYNC...
  • Page 23 Short-Range Module Series Figure 4: SPI Connection (Master Mode) Figure 5: SPI Connection (Slave Mode) NOTE The output and input to the USART used as SPI are swapped when in slave mode, making the receiver take its input from USARTn_TXD (SPI_MOSI) and the transmitter drive USARTn_RXD (SPI_MISO). The following figure shows the USART connection between the module and the host when used as I2S.

  • Page 24: Euart

    Short-Range Module Series Figure 6: I2S Connection The following figure shows the USART connection between the module and the host when used as RS-485. USARTn_RXD USARTn_TXD Module RS-485 Chip Figure 7: RS-485 Connection 3.4.2. EUART In the case of multiplexing, the module supports 1 EUART for handling high-speed UART and IrDA communication, and see Table 6 for more details.
  • Page 25 Short-Range Module Series With a built-in pull-down. The SWD interface supports online program downloading and the common connection of SWD interface is shown below. VBAT SWDIO JTAG_TMS JTAG_TCK SWCLK Module JTAG Figure 8: SWD Interface Connection In the case of multiplexing, the module supports JTAG interface. The pin definitions of JTAG interface are shown in the table below.

  • Page 26: I2C Interfaces

    Short-Range Module Series Figure 9: JTAG Interface Connection 3.4.4. I2C Interfaces In the case of multiplexing, the module supports up to 2 I2C interfaces capable of acting as both a master and a slave and supporting multi-master buses. See Table 5 for more details of the multiplexing functions.

  • Page 27: Pdm Interface

    Short-Range Module Series Immediate (software triggered) Local IADC timer External TIMER module (synchronous with output/PWM generation) General PRS hardware signal ⚫ Selectable reference sources 1.21 V internal reference External precision reference Analog supply 3.4.6. PDM Interface The module supports a PDM interface multiplexed with GPIOs, and see Table 5 for more details. The PDM interface provides a decimation filter for Pulse Density Modulation (PDM) microphones, isolated Sigma-Delta ADCs, digital sensors and other PDM or Sigma-Delta bit stream peripherals.

  • Page 28: Operating Characteristics

    Short-Range Module Series Operating Characteristics 4.1. Power Supply Power supply pin and ground pins of the module are defined in the following table. Table 10: Pin Definition of Power Supply and GND Pins Pin Name Pin No. Description Min. Typ. Max.

  • Page 29: Turn On

    Short-Range Module Series 4.2. Turn On The module can automatically start up after the VBAT is powered on. The turn-on timing is shown below: Figure 12: Turn-on Timing 4.3. Reset Pull the RESET_N low for at least 50 ms and then release it to reset the module. Table 11: Pin Definition of RESET_N Pin Name Pin No.
  • Page 30 Short-Range Module Series Figure 13: Reference Circuit for RESET_N with a Button The module reset timing is illustrated in the following figure. Figure 14: Reset Timing HCM511S-E_Hardware_Design 29 /...

  • Page 31: Rf Performances

    Short-Range Module Series RF Performances 5.1. Bluetooth Performances Table 12: Bluetooth Performances Operating Frequency 2.400–2.4835 GHz Modulation GFSK Operating Mode Condition (VBAT = 3.3 V; Temp. 25° C) Transmitting Power Receiver Sensitivity ≤ 8 dBm BLE (1 Mbps) -98.7 dBm ± 2 dB ≤...

  • Page 32: Antenna Interface

    Short-Range Module Series 5.2. Antenna Interface Appropriate antenna type and design should be used with matched antenna parameters according to specific application. It is required to perform a comprehensive functional test for the RF design before mass production of terminal products. The entire content of this chapter is provided for illustration only. Analysis, evaluation and determination are still necessary when designing target products.
  • Page 33 Short-Range Module Series 50 Ω Nominal Impedance Temperature Rating -40 ° C to +85 ° C Meet the requirements of: Voltage Standing Wave Ratio (VSWR) Max. 1.3 (DC–3 GHz) Max. 1.45 (3–6 GHz) The RF plug matched with the module antenna base supports the following types and specifications: Figure 22: Plug specifications matching the antenna base (unit: mm) The following figure shows the dimensions of the antenna base and plug after assembly: Figure 23 : Installation diagram of RF connector (unit: mm)

  • Page 34: Recommended Rf Connector Installation

    Short-Range Module Series For more details, please visit https://www.hirose.com. 5.2.2. Recommended RF Connector Installation The pictures for plugging in a coaxial cable plug is shown below, θ = 90° is acceptable, while θ ≠ 90° is not. Figure 24: Plug in a Coaxial Cable Plug The pictures of pulling out the coaxial cable plug is shown below, θ...

  • Page 35: Recommended Manufacturers Of Rf Connector And Cable

    Short-Range Module Series Figure 25: Pull out a Coaxial Cable Plug The pictures of installing the coaxial cable plug with a jig is shown below, θ = 90° is acceptable, while θ ≠ 90° is not. Figure 26: Install the Coaxial Cable Plug with Jig 5.2.3.

  • Page 36: Electrical Characteristics & Reliability

    Short-Range Module Series Electrical Characteristics & Reliability 6.1. Absolute Maximum Ratings Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are listed in the following table. Table 16: Absolute Maximum Ratings (Unit: V) Parameter Min.

  • Page 37: Bluetooth Power Consumption

    Short-Range Module Series 6.3. Bluetooth Power Consumption Table 18: Bluetooth Consumption (Unit: mA) Condition (VBAT = 3.3 V; Tx 6 dBm) Max. BLE (1 Mbps) 6.18 BLE (2 Mbps) 4.03 6.4. Digital I/O Characteristics Table 13: VBAT I/O Characteristics (Unit: V) Parameter Description Min.

  • Page 38: Esd Protection

    Short-Range Module Series 6.5. ESD Protection Static electricity occurs naturally and may damage the module. Therefore, applying proper ESD countermeasures and handling methods is imperative. For example, wear anti-static gloves during the development, production, assembly and testing of the module; add ESD protection components to the ESD sensitive interfaces and points in the product design.

  • Page 39: Mechanical Information

    Short-Range Module Series Mechanical Information This chapter describes the mechanical dimensions of the module. All dimensions are measured in millimeters (mm), and the dimensional tolerances are ± 0.2 mm unless otherwise specified. 7.1. Mechanical Dimensions Figure 27: Top and Side Dimensions HCM511S-E_Hardware_Design 38 /...
  • Page 40 Short-Range Module Series Figure 28: Bottom Dimensions (Bottom View) NOTE The package warpage level of the module refers to the JEITA ED-7306 standard. HCM511S-E_Hardware_Design 39 /...

  • Page 41: Recommended Footprint

    Short-Range Module Series 7.2. Recommended Footprint Figure 29: Recommended Footprint NOTE Keep at least 3 mm between the module and other components on the motherboard to improve soldering quality and maintenance convenience. HCM511S-E_Hardware_Design 40 /...

  • Page 42: Top And Bottom Views

    7.3. Top and Bottom Views Figure 30: Top and Bottom Views NOTE Images above are for illustrative purposes only and may differ from the actual module. For authentic appearance and label, please refer to the module received from Quectel. HCM511S-E_Hardware_Design 41 /...

  • Page 43: Storage And Packaging

    Short-Range Module Series Storage and Packaging 8.1. Storage Conditions The module is provided with vacuum-sealed packaging. MSL of the module is rated as 3. The storage requirements are shown below. 1. Recommended Storage Condition: the temperature should be 23 ± 5 ° C and the relative humidity should be 35–60 %.

  • Page 44: Manufacturing And Soldering

    Short-Range Module Series NOTE 1. To avoid blistering, layer separation and other soldering issues, extended exposure of the module to the air is forbidden. 2. Take out the module from the package and put it on high-temperature-resistant fixtures before baking. If shorter baking time is desired, see IPC/JEDEC J-STD-033 for the baking procedure. Pay attention to ESD protection, such as wearing anti-static gloves, when touching the modules.
  • Page 45 RoHS compliant and their mercury content is below 1000 ppm (0.1 %). Due to the complexity of the SMT process, please contact Quectel Technical Support in advance for any situation that you are not sure about, or any process (e.g. selective soldering, ultrasonic soldering) that is not mentioned in document [3].

  • Page 46: Packaging Specification

    Short-Range Module Series 8.3. Packaging Specification This chapter outlines the key packaging parameters and processes. All figures below are for reference purposes only, as the actual appearance and structure of packaging materials may vary in delivery. The modules are packed in a tape and reel packaging as specified in the sub-chapters below. 8.3.1.

  • Page 47: Plastic Reel

    Short-Range Module Series 8.3.2. Plastic Reel Plastic reel dimensions are illustrated in the following figure and table: Figure 33: Plastic Reel Dimension Drawing Table 23: Plastic Reel Dimension Table (Unit: mm) øD1 øD2 32.5 8.3.3. Mounting Direction Figure 34: Mounting Direction HCM511S-E_Hardware_Design 46 /...

  • Page 48: Packaging Process

    Short-Range Module Series 8.3.4. Packaging Process Place the modules onto the carrier tape cavity and cover them securely with cover tape. Wind the heat-sealed carrier tape onto a plastic reel and apply a protective tape for additional protection. 1 plastic reel can pack 500 modules.

  • Page 49: Appendix References

    Short-Range Module Series Appendix References Table 24: Reference Documents Document Name [1] Quectel_HCM511S-E_TE-B_User_Guide [2] Quectel_RF_Layout_Application_Note [3] Quectel_Module_SMT_Application_Note Table 15: Terms and Abbreviations Abbreviation Description Advanced RISC Machine Bluetooth Low Energy Charged Device Model Clock Management Unit Central Processing Unit Direct Current Direct Memory Access Energy Mode Electrostatic Discharge...
  • Page 50 Short-Range Module Series GFSK Gauss frequency Shift Keying Ground GPIO General-Purpose Input/Output Human Body Mode Inter-Integrated Circuit Inter-IC Sound IADC Incremental Analog to Digital Converter Input/Output IrDA Infra-red Data Association JTAG Joint Test Action Group Leadless Chip Carrier (package) Mbps Million Bits Per Second Microcontroller Unit MISO...
  • Page 51 Short-Range Module Series Transient Voltage Suppressor Transmit UART Universal Asynchronous Receiver/Transmitter Universal Synchronous/Asynchronous Receiver/ USART Transmitter (U)SIM (Universal) Subscriber Identity Module High-level Input Voltage Low-level Input Voltage Vmax Maximum Voltage Vmin Minimum Voltage Vnom Nominal Voltage High-level Output Voltage Low-level Output Voltage VSWR Voltage Standing Wave Ratio HCM511S-E_Hardware_Design...
  • Page 52 Short-Range Module Series FCC Certification Requirements. According to the definition of mobile and fixed device is described in Part 2.1091(b), this device is a mobile device. And the following conditions must be met: 1. This Modular Approval is limited to OEM installation for mobile and fixed applications only. The antenna installation and operating configurations of this transmitter, including any applicable source-based time- averaging duty factor, antenna gain and cable loss must satisfy MPE categorical Exclusion Requirements of 2.1091.
  • Page 53 Short-Range Module Series the user's authority to operate the equipment. In cases where the manual is provided only in a form other than paper, such as on a computer disk or over the Internet, the information required by this section may be included in the manual in that alternative form, provided the user can reasonably be expected to have the capability to access information in that form.
  • Page 54 Short-Range Module Series HCM511S-E_Hardware_Design 53 /...

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