Fanstel BT832X1 User Manual

Bluetooth low energy (ble) 5 module

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Bluetooth Low Energy (BLE) 5 Module BT832X1
BluNor BT832X1 is a powerful, highly flexible, Bluetooth Low Energy (BLE) using Nordic nRF52832 SoC. With
an ARMCortex
TM
M4F MCU, available 512KB flash, 64KB RAM, embedded 2.4GHz multi-protocol transceiver,
power amplifier, and an integrated PCB trace antenna. It allows faster time to market with reduced
development cost.
For applications needing limited number of IO pins, prototyping and production are easier using 16 castellated
pins. Additional 24 LGA (Land Grid Array) pins provide access to 29 GPIOs of nRF52832.
Bluetooth 5 specifications allow reducing bandwidth to achieve up to 4X range while maintaining similar power
requirements. BT832X1s achieve longer range by superior antenna circuit and an external power amplifier, not
by reducing bandwidth.
Specifications:
Nordic nRF52832 with ARM Cortex M4F.
Complete RF solution with integrated antenna
Integrated DC-DC converter
Serial Wire Debug (SWD)
Nordic SoftDevice Ready
Over-the-Air (OTA) firmware update
Flash/RAM: 512KB/64KB
29 GPIO pins
12 bit/200KSPS ADC
3 SPI Master/Slave (8Mbps)
Low power comparator
Two 2-wire Master/Slave (I
I2S audio interface
UART (with CTS/RTS and DMA)
Applications
IoT (Internet of Things)
Beacons/Proximity
Fitness/Sports
Smart toys
Connected appliances
Lighting products
2
C compatible)
Ver 1.04Apr 2018
20 channel CPU independent Programmable
Peripheral Interconnect (PPI).
Quadrature Demodulator (QDEC)
128-bit AES HW encryption
5 x 32 bits, 3 x 24 bits Real Time Counters
(RTC)
NFC-A tag interface for OOB pairing
Receiver Sensitivity: -96 dBm
TX power: +20 dBm
Sizes: 15.0x28.0x1.9mm
Hybrid pins: 16 castellated and 24 LGA.
Integrated high performance PCB trace
antenna with a power amplifier
Operation voltage: 1.8V to 3.6V
Operation temperature: -40°C to +85°C
Sensors
Home and building automation
Long range equipment tracking
Drone remote control
Video and audio transmission
1

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Summary of Contents for Fanstel BT832X1

  • Page 1 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 BluNor BT832X1 is a powerful, highly flexible, Bluetooth Low Energy (BLE) using Nordic nRF52832 SoC. With an ARMCortex M4F MCU, available 512KB flash, 64KB RAM, embedded 2.4GHz multi-protocol transceiver, power amplifier, and an integrated PCB trace antenna. It allows faster time to market with reduced development cost.
  • Page 2 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 ModelSummaries module BT832X1 BT832XE1 nRF52832-QFAA nRF52832-QFAA Flash/RAM 512KB/64KB 512KB/64KB BT Antenna PCB trace u.FL Range at 1Mbps 1250 meters Pending FCC ID Pending Pending Canada IC ID Pending Availability Sample, Production in May 2018...
  • Page 3: Table Of Contents

    Mechanical Drawings ............................9 Pin Assignments of BT832X1 ..........................9 Host PCB Layout Guidelines ..........................11 Mounting BT832X1 on the Host PCB ........................ 12 Control Skyworks Power Amplifier ........................13 4. AT Commands ............................. 16 Brief description of AT commands ........................16 Command mode ..............................
  • Page 4: Introduction

    The following is a block diagram of BT832X1. Antenna circuit and main clock are integrated. All 32 GPIOs of nRF52832 can be accessed from main board. For lower power consumption at idle state, an optional 32.768 kHz crystal can be on board.
  • Page 5: Over-The-Air Dfu

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Over-The-Air DFU The nRF52832 is supported by an Over-The-Air Device Firmware Upgrade (OTA DFU) feature. This allows for in the field updates of application software and SoftDevice. SoftDevices The Nordic protocol stacks are known as SoftDevices and complement the nRF52 Series SoCs. All nRF52 Series are programmable with software stacks from Nordic.
  • Page 6: Product Overview

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 3. Product Overview Brief description of nRF52832 SoC is provided. For full description of the SoC, please download from Nordic Semiconductor website. https://www.nordicsemi.com/eng/Products/Bluetooth-low-energy Block Diagram...
  • Page 7 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 The following is a block diagram of Nordic nRF52832 Bluetooth Low Energy (BLE) SoC. The 32 bit ARM Cortex M4F MCU with hardware supports for DSP instructions and floating point operations, code density and execution speed are higher than other Cortex M MCU. The Programmable Peripheral Interconnect (PPI) system provides a 20-channel bus for direct and autonomous system peripheral communication without CPU intervention.
  • Page 8 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 interaction and power saving benefits associated with leaving CPU idle. The device has 2 global power modes ON/OFF, but all system blocks and peripherals have individual power management control which allows for an automatic switching RUN/IDLE for system blocks based only on those required/not required to achieve particular tasks.
  • Page 9: Mechanical Drawings

    SKY66112 power amplifier. BT832X1 Mechanical drawing Pin Assignments of BT832X1 The followings are BT832X1 pin assignment. Pin functions are in a table in next section. Please refer to Nordic nRF52832 Product Specifications for detailed descriptions and features supported. http://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.1.pdf...
  • Page 10 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 BT832X1 nRF52832 pin# pin name pin# pin name Descriptions 1 P26/SDA 38 P0.26 GPIO, configured as I2C SDA on EV-BT832 2 P27/SCL 39 P0.27 GPIO, configured as I2C SCL on EV-BT832 3 NC 2 P0.00/XL1...
  • Page 11: Host Pcb Layout Guidelines

    V3 Gerber files. It can be downloaded from http://www.fanstel.com/download-document/. • There are 21 additional BT840F pins not used by BT832X1. These pins are in solid dark color below. • As much ground plane under BT832X1, on top side of host PCB as possible. Use EV BT840F/EV BT832X1 Gerber files as an example.
  • Page 12: Mounting Bt832X1 On The Host Pcb

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Mounting BT832X1 on the Host PCB The following figure shows recommended mounting of BT832X1 module on the host PCB. • For the best Bluetooth range performance, the antenna area of module shall extend 11.2 mm outside the edge of host PCB board, or 11.2 mm outside the edge of a ground plane.
  • Page 13: Control Skyworks Power Amplifier

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Control Skyworks Power Amplifier BT832X1 uses SKYWORKS SKY66112-11 power amplifier. The connection diagram with control signal pins is below. A firmware configuration example to control Skyworks SKY66112 power amplifier is below. This firmware file, SKY66112_PAconfig.txt can be downloaded from http://www.fanstel.com/download-document/.
  • Page 14 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 //main.c //config the PA/LNA #ifdef APP_PA_LAN #define APP_PA_PIN 17 #define APP_LNA_PIN #define APP_CPS_PIN #define APP_AMP_PPI_CH_ID_SET 0 #define APP_AMP_PPI_CH_ID_CLR 1 #define APP_AMP_GPIOTE_CH_ID static void pa_lna_setup(void) uint32_t err_code; nrf_gpio_cfg_output(APP_CPS_PIN); nrf_gpio_pin_clear(APP_CPS_PIN); //enable nrf_gpio_cfg_output(APP_PA_PIN); nrf_gpio_pin_clear(APP_PA_PIN); // nrf_gpio_cfg_output(APP_LNA_PIN);...
  • Page 15 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 .pa_cfg = { .enable = 1, .active_high = 1, .gpio_pin = APP_PA_PIN .lna_cfg = { .enable = 1, .active_high = 1, .gpio_pin = APP_LNA_PIN .ppi_ch_id_set = APP_AMP_PPI_CH_ID_SET, .ppi_ch_id_clr = APP_AMP_PPI_CH_ID_CLR, .gpiote_ch_id = APP_AMP_GPIOTE_CH_ID NRF_GPIO->DIRSET |= (1 <<...
  • Page 16: At Commands

    The default baud rate is 9600 one stop bit and no parity Command mode When P0.03 of nRF52832 (pin 6 of BT832X1) is pulled high, it is set to AT command mode. In AT command mode, the host processor communicates with the processor on BT832X1.
  • Page 17 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Stop bit, +UART:115200,1,0 Parity OK/r/n AT+UART=115200/r/n +UART:115200,1,0 OK/r/n 1200 2400 4800 9600 default AT+UART=<parm> +UART:<parm> Baud rate 19200 38400 57600 115200 230400 460800 921600 1000000 AT+ADDR?/r/n Device AT+ADDR? +ADDR:<param> OK +ADDR:abb5:cd:604ace address...
  • Page 18: Data Mode

    0=input Data Mode When P0.03 of nRF52832 (pin 6 of BT832X1) is pulled low, it is set to data mode. In data model, BT832X1 provides transparent data transfer between the host processor and a remote device, for example, a smartphone.
  • Page 19: Evaluation Boards And Reference Designs

    Evaluation board can be used as a reference design for using modules. EV BT840F V3 is designed for the BT840F soldering pads with 61 pins. When a BT832X1 is mounted on an EV BT840F, it becomes an EV BT832X1. These 21 pins in solid dark color are not connected when a BT832X1 is mounted.
  • Page 20: Evaluation Board Ev Bt832X1 V4Schematics

    BT832F. Pins in solid color are used only for BT840F. On EV BT832X1, SW5 must be set to OFF and use on-board 32.768 KHz clock. Around U1 BT840 (832) red color pin functions are for BT840F and blue color pin functions are for BT832X1.
  • Page 21: Miscellaneous

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 6.Miscellaneous Soldering Temperature-Time Profile for Re-Flow Soldering Maximum number of cycles for re-flow is 2. No opposite side re-flow is allowed due to module weight. Cautions, Design Notes, and Installation Notes Failure to follow the guidelines set forth in this document may result in degrading of the product’s functions and damage to the product.
  • Page 22 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 (7) this product away from other high frequency circuits. Notes on Antenna and PCB Layout  (1) Don’t use a module with internal antenna inside a metal case. (2) For PCB layout: • Avoid running any signal line below module whenever possible, •...
  • Page 23 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Pressing on parts of the metal cover or fastening objects to the metal cover will cause damage. These products are intended for general purpose and standard use in general electronic equipment, such as home appliances, office equipment, information and communication equipment.
  • Page 24: Packaging

    (7) When you have any question or uncertainty, contact Fanstel. Packaging Production modules are delivered in reel, 1000 modules in each reel.
  • Page 25: Contact Us

    Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 7.Contact Us United States: Fanstel Corp. 7466 E. Monte Ctisto Ave. Scottsdale AZ 85260 Tel. 1 480-948-4928 Fax. 1-480-948-5459 Email: module@fanstel.com Website: www.fanstel.com Taiwan: Fanstel Corp. 10F-10, 79 Xintai Wu Road Xizhu, New Taipei City, Taiwan 22101 泛世公司...
  • Page 26 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 Federal Communications Commission (FCC) Statement 15.21 You are cautioned that changes or modifications not expressly approved by the part responsible for compliance could void the user’s authority to operate the equipment. 15.105(b) 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.
  • Page 27 Bluetooth Low Energy (BLE) 5 Module BT832X1 Ver 1.04Apr 2018 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...

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